// to make back button work in IE when chaging URL # for inpage navigation

var backbuttonfix = false;
//var detect = navigator.userAgent.toLowerCase();
//if (detect.indexOf("msie")>-1) backbuttonfix = true;

var outputMissingShows = false;
var outputMissingShowsEmail = "";
var outputMissingShowsGalleryURL = "";

var debugCnt = 0;

function debugMsg(msg) {
  return;
  debugCnt++;
  var el = document.getElementById("debugdiv");
  el.style.display = 'block';
  el.style.zIndex = 10000;
  var str = el.innerHTML;
  str = str.substr(0, 1000);
  el.innerHTML = debugCnt + ':' + msg + '<br>' + str;
}

/* CROSS-BROWSER EVENT HANDLER */
function addEvent(obj, evType, fn){
  if (obj.addEventListener){
    obj.addEventListener(evType, fn, true);
    return true;
  } else if (obj.attachEvent){
    var r = obj.attachEvent("on"+evType, fn);
    return r;
  } else {
    return false;
  }
}


/**
if (window.dhtmlHistory) {
  window.dhtmlHistory.create();
}
***/

var historyChange = function(newLocation, historyInfo) {
  //debugMsg('IM2: ' + newLocation);

  maybeChangeImage2();
}

var oldImgPerDiv = {};

function maybeChangeImage2() {
  tabmatch = /imgtab=([0-9]+)-([0-9]+)/;
  //tabmatches = false;
  tabmatches = tabmatch.exec(location.hash);
  newmatch = 0;
  newdiv = 0;
  
  if (tabmatches) {
    newmatch = tabmatches[1];
    newdiv = tabmatches[2];
  }

  oldImg = oldImgPerDiv[newdiv];

  if (oldImg != newmatch && newmatch > 0) {
    selectImg2(newmatch, newdiv);
  }
  // need to check again ever so often, since browser doesn't have an event when back button is pressed to
}

/**
window.onload = function() {

        dhtmlHistory.initialize();
        dhtmlHistory.addListener(historyChange);
};
**/
function pageWidth() {
  if (window.innerWidth != null) {
    return window.innerWidth;
  }
  else if (document.documentElement && document.documentElement.clientWidth) {
    return document.documentElement.clientWidth;
  }
  else if (document.body != null) {
    return document.body.clientWidth;
  }
  else {
    return null;
  }
}


function pageHeight() {
  if (window.innerHeight != null) {
    return window.innerHeight;
  }
  else if (document.documentElement && document.documentElement.clientHeight) {
    return document.documentElement.clientHeight;
  }
  else if (document.body != null) {
    return document.body.clientHeight;
  }
  else {
    return null;
  }
}


function initMenu() {
  // check screen resolution, and if too low, make the menu scroll
  //alert (pageWidth() + ':' + pageHeight());
  if (pageHeight() < 500 || pageWidth() < 800) {
    el = document.getElementById('contain-menu');
    if (el) {
      el.style.position = 'absolute';
    }
  }

  /***
  el = document.getElementById('menublock');
  if (el) {
    // move from position in HTML stream to correct parent where it doesn't scroll
    el_parent = el.parentNode;
    el_parent.removeChild(el);
    el_to = document.getElementById('contain-menu');
    if (el_to) {
      el_to.appendChild(el);
      el.style.display = 'block';
      //alert(1);
    }
  }
  ***/
}

var initLocationsFunction = function() {};

function afterPageLoad() {
  initMenu();
  resetForms();
  initTip();
  maybeDisplayMissingShows();
  maybeChangeImage2();
  onLoadFlash();  
  maybeScrollWelcome();
  maybeStartInventory();
  initLocationsFunction();
  startLiveTimes();
  loadDelayedImages();
  //ajax_containerDiv = document.getElementById('contain-menu');
  //dhtmlHistory.initialize();
  //dhtmlHistory.addListener(maybeChangeImage2);
}

function loadDelayedImages() {
  // load images that aren't need right away, because they might not be visible
  var images = document.images;
  for (var i = 0; i < images.length; i++) {
    var img = images[i];
    var delayedSrc = DOM.getAttribute(img, 'delayedSrc');
    if (delayedSrc) {
      img.src = delayedSrc;
    }
  }
}

function maybeDisplayMissingShows(siteName) {
  if (outputMissingShows) {
    el = document.getElementById("missingshows");
    if (el) {
      var str = "<br><div style='border:1px solid #888888;padding:5px;'><b>No Current Exhibition Information Available</b><br>";
      str += "Please help us keep this information current by letting the gallery/museum know that their ";
      str += "listing on " + outputMissingShows + " is out-of-date.";
      if (outputMissingShowsEmail != "") {
	str += " You can drop them a quick note by email: ";
	str += '<a href="mailto:' + outputMissingShowsEmail + '?subject=listing%20on%20' + outputMissingShows + '%20out-of-date&body=' + outputMissingShowsBody + '">' + outputMissingShowsEmail + '</a>.<br><br>If you are with the gallery, please login to update your shows. If you are not yet a member of our network of galleries, please sign up <a href="/services/with?service=exhmgr">here</a>.</div>';
	//For%20your%20gallery%20there%20are%20no%20current%20or%20future%20shows%20listed:%0Ahttp://' +outputMissingShows + outputMissingShowsGalleryURL + '%20%0a%0aPlease%20work%20with%20' + outputMissingShows + '%20to%20update%20this%20valuable%20resource.


	//http://chelseaartgalleries.com">' + outputMissingShowsEmail + '</a>.';


      }
      el.innerHTML = str;
    }
  }
}

function toggleGeoAddress(val, cnt) {
  el = document.getElementById("geoaddress_" + cnt);
  if (val == 0) {
    el.className = "showAddress";
  }
  else {
    el.className = "hideAddress";
  }
  return true;
}

function saveToTour(id) {
  saveToTourInner('add_gid=' + id);
}

function saveToTourLink(sid, lid) {
  el = document.getElementById('link_' + sid);
  if (el != null) {
    if (el.className == 'tourdelete') {
      el.innerHTML = '<img border=0 align=absbottom src="/images/tour_white.gif">';
      el.className = 'touradd';
      op = 'delete_gid=' + sid;
    }
    else if (el.className == 'tourgallery') {
      op = 'delete_gid=' + lid;
      el.className = 'touradd';
      el.innerHTML = '<img border=0 align=absbottom src="/images/tour_white.gif">';
    }
    else {
      op = 'add_gid=' + sid;
      el.className = 'tourdelete';
      el.innerHTML = '<img border=0 align=absbottom src="/images/tour_orange.gif">';
    }
  }
  saveToTourInner(op);
}

function closeTourWin() {
  el = document.getElementById('toursave');
  el.style.display = 'none';

  el = document.getElementById('mytour_display');
  if (el != null) {
    el.innerHTML = "<iframe style='margin:0px;border:none;height:100%;width:100%;' src='index.php?viewlocs=1&print=2'></iframe>";
  }
}

function saveToTourInner(op) {
  yd = document.body.scrollTop + document.documentElement.scrollTop;
  y = 100 + yd;
  el = document.getElementById('toursave');
  if (el != null) {
    el.style.top = y + 'px';
    el.style.display = "block";
    el = document.getElementById('toursaveframe');
    el.innerHTML = "<iframe style='margin:0px;border:none;height:100%;width:100%;' src='index.php?viewlocs=1&print=2&" + op + "'></iframe>";

    el = document.getElementById('mytour_display');
    if (el != null) {
      el.innerHTML = "<i><br>See Tour Window...</i>";
    }
  }
}

maybeTimeout = null;
runTrajectory = null;
function maybeRunAdTrajectory(x, y, targetx, targety, speed, step, trajectory, adid) {
  if (runTrajectory != null) return;

  if (maybeTimeout == null) {
    funcall2 = "maybeRunAdTrajectory2(" + x + "," + y + "," + targetx + "," + targety + "," + speed + "," + step + "," + trajectory + "," + adid + ")";
    maybeTimeout = setTimeout(funcall2, 800);
  }
}

function dontRunAdTrajectory() {
  if (maybeTimeout != null) {
    clearTimeout(maybeTimeout);
    maybeTimeout = null;
  }
}

function maybeRunAdTrajectory2(x, y, targetx, targety, speed, step, trajectory, adid) {
  maybeTimeout = null;
  if (runTrajectory == null) {
    runAdTrajectory(x, y, x, y, targetx, targety, speed, step, trajectory, adid);
  }
}

function runAdTrajectory(x, y, origx, origy, targetx, targety, speed, step, trajectory, adid) {
  runTrajectory = null;
  var oldx = x;
  var oldy = y;

  el = document.getElementById('ad_' + adid);
  if (el == null) {
    return;
  }
  el.style.top = y + "px";
  el.style.left = x + "px";
  if (Math.abs(x - targetx) == 0 && Math.abs(y - targety) == 0) {
    // reached target
    if (trajectory > 100) {
      trajectory--;
      funcall = "runAdTrajectory(" + origx + "," + origy + "," + origx + "," + origy + "," + targetx + "," + targety + "," + speed + "," + step + "," + trajectory + "," + adid + ")";
      if (runTrajectory == null) {
	runTrajectory = setTimeout(funcall, speed);
      }
      return;
    }
  }

  if (Math.abs(x - targetx) > Math.abs(y - targety)) {
    if (x > targetx) x -= step;
    else if (x < targety) x += step;
  }
  else if (Math.abs(y - targety) > Math.abs(x - targetx)) {
    if (y > targety) y -= step;
    else if (y < targety) y += step;
  }
  else {
    if (x > targetx) x -= step;
    else if (x < targetx) x += step;
    if (y > targety) y -= step;
    else if (y < targety) y += step;
  }
  var postdiff = Math.abs(x - targetx) + Math.abs(y - targety);
  if ((oldx - targetx) * (x - targetx) < 0) {
    x = targetx;
  }
  if ((oldy - targety) * (y - targety) < 0) {
    y = targety;
  }
  if ((x != oldx) || (y != oldy)) {
    funcall = "runAdTrajectory(" + x + "," + y + "," + origx + "," + origy + "," + targetx + "," + targety + "," + speed + "," + step + "," + trajectory + "," + adid + ")";
    if (runTrajectory == null) {
      runTrajectory = setTimeout(funcall, speed);
    }
    return;
  }
}

function youtube(id, url) {
  el = document.getElementById('youtube_' + id);
    el.innerHTML = "<iframe border=0 style='margin:0px;border:none;height:100%;width:100%;' src='" + url + "'></iframe>";
}

function selectImg2(img, imgDiv) {
  oldImg = oldImgPerDiv[imgDiv];

  if (oldImg > 0) {
    el = document.getElementById('img_' + oldImg + '_' + imgDiv);
    if (el) el.style.display = 'none';
    el = document.getElementById('tab_' + oldImg + '_' + imgDiv);
    if (el) el.className = 'unselectedimg';
  }
  el = document.getElementById('img_' + img + '_' + imgDiv);
  if (el) el.style.display = 'block';
  el = document.getElementById('tab_' + img + '_' + imgDiv);
  if (el) el.className = 'selectedimg';
  //dhtmlHistory.add("imgtab=" + img + '-' + imgDiv, oldImg + '-' + imgDiv);
  oldImgPerDiv[imgDiv] = img;

  //debugMsg('HISTORY ADD: ' + img + ':' + oldImg);
  /***
  location.hash = "#imgtab=" + img;
  // to make back button work, update a temporary iframe
  if (backbuttonfix) {
    el = document.frames['backbuttonframe'];
    el.location = '/images/1px.gif?imgtab=' + img;
  }
  ***/
}

function maybeSetImage() {
  tabmatch = /imgtab=([0-9]+)/;
  //tabmatches = false;
  if (backbuttonfix) {
    el = document.frames['backbuttonframe'];
    if (el) {
      m = el.location;
      if (m == 'about:blank') {
	m = location.hash;
      }
      tabmatches = tabmatch.exec(m);
    }
  }
  else {
    tabmatches = tabmatch.exec(location.hash);
  }
  newmatch = 0;
  
  if (tabmatches) {
    newmatch = tabmatches[1];
  }

  if (oldImg != newmatch) {
    selectImg(newmatch);
  }
  // need to check again ever so often, since browser doesn't have an event when back button is pressed to
  // this page
  setTimeout("maybeSetImage()", 300);
}

function edit(name) {
  document.location.href = "/index.php?name=" + name + '&edit' + '=1';
}
function morenews() {
  el = document.getElementById('news');
  el.style.height = '500px;';
}
function resetForms() {
}

function limitSize(field, max) {
  if (field.value.length > max) {
    field.value = field.value.substring(0, max);
  }
}

function setClassById(id, newClass) {
  el = document.getElementById(id);
  if (el) {
    el.className = newClass;
  }
}

// place newClass first, not last
function replaceClass(el, oldClass, newClass) {
  currentClasses = el.className;
  if (currentClasses) {
    if (oldClass) {
      var i = currentClasses.indexOf(oldClass);
      if (i != -1) {
	currentClasses = currentClasses.substring(0, i) + newClass + currentClasses.substring(i + oldClass.length);
      }
      else {
	currentClasses = newClass + ' ' + currentClasses;
      }
    }
    else {
      currentClasses = newClass + ' ' + currentClasses;
    }
  }
  else {
    currentClasses = newClass;
  }
  el.className = currentClasses;
}

mouse_tab = [];
isover = {};
menu_open_timeout = null;
menu_close_timeout = null;

// Principle: 
// when the core functions are invoked they only perform if matching the mouse_tab status
// when over, schedule to add
//   - mark isover = true
//   SCHEDULE, THEN
//   - if already in stack, do nothing
//   - if parent is not in stack, do nothing
//   - remove all items above parent in stack
//   - push to stack and open item
// when out, schedule it to be removed, if:
//   - mark isover = false
//   SCHEDULE, THEN
//   - if in stack, but not top item, do not remove it
//   - if top in stack, remove it, and item below until first isover = true is reached
//   - if not in stack, error condition?
//
// never clear timeouts

function clearMenuTimeout() {
  clearMenuOpenTimeout();
  clearMenuCloseTimeout();
}

function clearMenuOpenTimeout() {
  if (menu_open_timeout) {
    clearTimeout(menu_open_timeout);
    menu_open_timeout = null;
  }
}

function clearMenuCloseTimeout() {
  if (menu_close_timeout) {
    clearTimeout(menu_close_timeout);
    menu_close_timeout = null;
  }
}

function menuMouseOver(parentTab, tab) {
  isover[tab] = true;
  menu_open_timeout = setTimeout("menuMouseOpen(\"" + parentTab + '\",\"' + tab + "\")", 10);
}

function menuMouseOut(tab, time) {
  isover[tab] = false;
  menu_open_timeout = setTimeout("menuMouseClose(\"" + tab + "\")", 400);
}


function menuMouseOpen(parentTab, tab) {
  if (! isover[tab]) {
    return;
  }

  parentPos = -1;
  for (i = (mouse_tab.length - 1); i >= 0; i--) {
    if (tab == mouse_tab[i]) {
      // already up
      return;
    }
    else if (parentTab == mouse_tab[i]) {
      parentPos = i;
      break;
    }
  }
  // if parent is not found, close all in stack

  while ((mouse_tab.length - 1) > parentPos) {
    menuPopTab();
  }

  mouse_tab.push(tab);

  el = document.getElementById('sstab_' + tab);
  if (el != null) {
    replaceClass(el, 'tabover', 'tabover');
  }

  el = document.getElementById('detaildiv_' + tab);
  if (el != null) {
    el.style.zIndex = 100;

    // comprressed flipup means the submenu appears above current menu by X %, to save width
    // especially important for iPhone
    if (pageWidth() < 500) {
      replaceClass(el, 'flipup', 'flipup flipupCompressed');
    }
    else {
      //replaceClass(el, 'flipup flipupCompressed', 'flipup');
    }

    slowOpenDiv('detaildiv_' + tab);
    //JSTweener.addTween(el.style, {time: 0.5, transition: 'easeOutQuad', opacity:100, getter:{opacity:0}, setter:{opacity:setOpacity}});

  }
}

function menuMouseClose(tab) {
  if (isover[tab]) {
    return;
  }

  if (mouse_tab.length > 0 &&
      mouse_tab[mouse_tab.length - 1] == tab) {
    
    isover[tab] = false;

    while (mouse_tab.length > 0 &&
	   ! isover[mouse_tab[mouse_tab.length - 1]]) {
      menuPopTab();
    }
  }

}


function menuPopTab() {
  tab = mouse_tab.pop();
  closeTab(tab);
  if (mouse_tab.length == 0) {
    showFlash();
  }
}

function closeTab(tab) {
  el = document.getElementById('sstab_' + tab);
  if (el != null) {
    replaceClass(el, 'tabover', '');
  }
  el = document.getElementById('detaildiv_' + tab);
  if (el != null) {

    //cfun = function() {el.style.display = 'none';};
    //gfun = function(obj) {return 100;};
    //JSTweener.addTween(el.style, {time: 0.5, transition: 'easeOutQuad', opacity:0, getter:{opacity:gfun}, setter:{opacity:setOpacity}, onComplete:cfun});

    slowCloseDiv('detaildiv_' + tab, true);
    //el.style.display = 'none';
  }
}


/**********

  el = document.getElementById('sstab_' + tab);
  if (el != null) {
    replaceClass(el, 'tabover', 'tabover');
  }

  el = document.getElementById('detaildiv_' + tab);
  if (el != null) {
    el.style.display = 'block';
    el.style.zIndex = 100;
  }

function menuMouseOverOld(parentTab, tab) {
  console.info('Maybe open:' + parentTab + ',' + tab);

  for (i = mouse_tab.length - 1; i >= 0; i--) {
    if (tab == mouse_tab[i]) {
      // already up
      console.info('Found tab:' + tab);
      return;
    }
    else if (parentTab == mouse_tab[i]) {
      console.info('Found parent:' + parentTab);
      break;
    }
    // close the tab on top
    console.info('Popping:' + mouse_tab[mouse_tab.length - 1]);
    menuPopTab();
  }
  clearMenuTimeout();

  console.info('Scheduled mouse open: ' + tab);
  menu_open_timeout = setTimeout("menuMouseOpen(\"" + tab + "\")", 400);
}

function menuMouseOpenOld(tab) {
  console.info('Opening: ' + tab);

  clearMenuTimeout();
  console.info('Push: ' + tab);
  mouse_tab.push(tab);

  el = document.getElementById('sstab_' + tab);
  if (el != null) {
    replaceClass(el, 'tabover', 'tabover');
  }

  el = document.getElementById('detaildiv_' + tab);
  if (el != null) {
    el.style.display = 'block';
    el.style.zIndex = 100;
  }
}

function menuMouseOutOld() {
  clearMenuTimeout();

  if (mouse_tab.length > 0) {
    console.info('Scheduled mouse out (pop):' + mouse_tab[mouse_tab.length - 1]);
    menu_close_timeout = setTimeout("menuMouseOutCore()", 400);
  }
}

function menuMouseOutCore() {
  while (mouse_tab.length > 0) {
    menuPopTab();
  }
}

****/

oldmonthdiv = -1;
function setMonthDiv(olddiv, divid) {
  if (oldmonthdiv != -1) {
    el = document.getElementById('monthdiv_' + oldmonthdiv);
  }
  else {
    el = document.getElementById('monthdiv_' + olddiv);
  }
  if (el != null) el.style.display = 'none';
  el = document.getElementById('monthdiv_' + divid);
  if (el != null) el.style.display = 'block';
  oldmonthdiv = divid;
}
function setGalleryDiv(divid) {
  if (divid == 0) {
    setdiv = 'gallerynames';
    unsetdiv = 'gallerystreets';
  }
  else {
    unsetdiv = 'gallerynames';
    setdiv = 'gallerystreets';
  }
  el = document.getElementById(unsetdiv);
  if (el != null) el.style.display = 'none';
  el = document.getElementById(setdiv);
  if (el != null) el.style.display = 'block';
}
function setArtistDiv(divid) {
  if (divid == 0) {
    setdiv = 'artistfirstnames';
    unsetdiv = 'artistlastnames';
  }
  else {
    unsetdiv = 'artistfirstnames';
    setdiv = 'artistlastnames';
  }
  el = document.getElementById(unsetdiv);
  if (el != null) el.style.display = 'none';
  el = document.getElementById(setdiv);
  if (el != null) el.style.display = 'block';
}

var selectedSimpleTab = [];
function setSimpleTab(i, newTab) {
  oldTab = selectedSimpleTab[i];
  if (newTab == oldTab) return;

  el = document.getElementById('tab' + i + '_' + oldTab);
  if (el) {
    el.style.backgroundColor = '#FFFFFF';
    el.style.fontWeight = 'normal';
  }
  el = document.getElementById('tabdiv' + i + '_' + oldTab);
  if (el) {
    el.style.display = 'none';
  }
  el = document.getElementById('tab' + i + '_' + newTab);
  if (el) {
    el.style.backgroundColor = '#DDDDDD';
    el.style.fontWeight = 'bold';
  }
  el = document.getElementById('tabdiv' + i + '_' + newTab);
  if (el) {
    el.style.display = 'block';
  }
  selectedSimpleTab[i] = newTab;
}

var selectedLocationTab = 0;
function setLocationTab(newTab, longitude, latitude){
  //if (newTab == selectedLocationTab) return;

  if (longitude != null && latitude != null) {
    moveMap(longitude, latitude);
  }
  else {
    // clear map
    el = document.getElementById('mapelement');
    if (el) {
      el.innerHTML = '';
    }
    el = document.getElementById('mapaltelement');
    if (el) {
      el.style.display = 'block';
    }
  }


  // clear map
  /***
  el = document.getElementById('mapelement');
  if (el) {
    el.innerHTML = '';
  }
  el = document.getElementById('mapaltelement');
  if (el) {
    el.style.display = 'block';
  }

  //FIX
  alert(globalMarkers[0][0] + ':' + globalMarkers[0][1]);
  if (globalMarkers != null) {
    moveMap(globalMarkers[0][0], globalMarkers[0][1]);
  }


  ****/

  oldTab = selectedLocationTab;
  el = document.getElementById('locationtab_' + oldTab);
  if (el) {
    el.style.backgroundColor = '#FFFFFF';
    el.style.fontWeight = 'normal';
  }
  el = document.getElementById('locationdiv_' + oldTab);
  if (el) {
    el.style.display = 'none';
  }
  el = document.getElementById('locationtab_' + newTab);
  if (el) {
    el.style.backgroundColor = '#DDDDDD';
    el.style.fontWeight = 'bold';
  }
  el = document.getElementById('locationdiv_' + newTab);
  if (el) {
    el.style.display = 'block';
  }
  selectedLocationTab = newTab;

}

// tooltip code


var ie = document.all;

var tipUp = 0;

function hideDiv(divname) {
  el = document.getElementById(divname);
  if (el != null) {
    el.style.display = "none";
  }
}

function expandDiv(divname) {
  el = document.getElementById(divname);
  if (el != null) {
    el.style.height = "";
    el.style.overflow = "";
  }
}

function expandDiv2(divnameNum) {
  el_outer = document.getElementById('co_' + divnameNum);
  el = document.getElementById('co_inner_' + divnameNum);
  if (el != null && el.offsetHeight) {
    if (el_outer) {
      var cfun = function() {hideDiv('li_' + divnameNum);};
      JSTweener.addTween(el_outer.style, {time: 1, transition: 'easeInOutCubic', height:el.offsetHeight, suffix:{height:'px'}, onComplete:cfun});
      //el_outer.style.height = el.offsetHeight + 'px';
      return;
    }
  }
  if (el_outer) {
    el_outer.style.height = "";
    el_ouetr.style.overflow = "";
  }
}

function initTip() {
  tooltipDiv = document.getElementById("tooltip");
  tooltipTable = document.getElementById("tooltiptable");
  tooltipCell = document.getElementById("tooltipcell");
  if (tooltipDiv) {
    tooltipDiv.style.display = "none";
  }
}

function openTipEncoded(msg, width) {
  if (tooltipDiv == null) return;

  msg = unescape(msg);
  tooltipDiv.innerHTML = msg;
  tooltipDiv.style.display = 'block';
  tooltipDiv.style.width = width + 'px';
  tipUp = 2;
}

function openTip(msg, width) {
  openTipWithType(msg, width, 1, null);
}

function openSimpleTipWithType(msg, width, tipType, e) {
  el = document.getElementById('tooltiparrow');
  el.style.display = 'none';
  openTipWithType(msg, width, tipType, e);
}

function openTipWithType(msg, width, tipType, e) {
  openTipWithTypeAndOffset(msg, width, tipType, 0, 0, e, null);
}

tipOffsetX = 0;
tipOffsetY = 0;

coordObjName = null;

function openSimpleTipWithTypeAndOffset(msg, width, tipType, xOffset, yOffset, e, coordObjNameParam) {
  el = document.getElementById('tooltiparrow');
  el.style.display = 'none';
  openTipWithTypeAndOffset(msg, width, tipType, xOffset, yOffset, e, coordObjNameParam);
}

function openTipWithTypeAndOffset(msg, width, tipType, xOffset, yOffset, e, coordObjNameParam) {
  if (tooltipDiv == null) return;

  coordObjName = coordObjNameParam;

  tipOffsetX = xOffset;
  tipOffsetY = yOffset;

  tooltipDiv.style.left = "-100px";
  tooltipDiv.style.top = "-1000px";

  tooltipCell.innerHTML = msg;
  tooltipDiv.style.display = 'block';
  if (tooltipTable) {
    tooltipDiv.style.width = (tooltipTable.offsetWidth + 10) + 'px';
  }
  else {
    tooltipDiv.style.width = (width + 10) + 'px';
  }
  tipUp = tipType;
  if (e != null) {
    adjustTip(e);
  }
}

var Xoffset = 20;
var Yoffset = -15;
var tooltipDiv = null;
var tooltipTable = null;
var tooltipCell = null;

function getTarget(e) {
  if (e.target) targ = e.target;
  else if (e.srcElement) targ = e.srcElement;

  if (targ.nodeType == 3) // defeat Safari bug
    targ = targ.parentNode;

  return targ;
}

function adjustTip(e) {
  if (tooltipDiv == null) return;

  iebody=(document.compatMode=="CSS1Compat")? document.documentElement : document.body

  if (! ie) {
    x = e.pageX;
  }
  else {
    x = event.x + iebody.scrollLeft;
  }
  if (! ie) {
    y = e.pageY;
  }
  else {
    y = event.y + iebody.scrollTop;
  }

  if (tipUp == 0) return;

  if (tipUp == 3) {
    // relative to object
    if (coordObjName != null) {
      targetElem = document.getElementById(coordObjName);
    }
    else {
      targetElem = getTarget(e);
    }
    posArray = findPos(targetElem);
    tooltipDiv.style.left = posArray[0] + targetElem.offsetWidth + tipOffsetX + 'px';
    dy = Math.floor(targetElem.offsetHeight/2);
    if (dy > 15) dy = 15;
    tooltipDiv.style.top = posArray[1] + (dy - 10) + tipOffsetY + 'px';
    //tipOffsetX = 0;
    //tipOffsetY = 0;
  }
  else if (tipUp == 2) {
    tooltipDiv.style.left = (x + Xoffset + 100) + 'px';
    tooltipDiv.style.top = (y + Yoffset - 230) + 'px';
  }
  else {
    tooltipDiv.style.left = (x + Xoffset) + 'px';
    tooltipDiv.style.top = (y + Yoffset) + 'px';
  }
  //tipUp = 0;
}

function closeSimpleTip() {
  el = document.getElementById('tooltiparrow');
  el.style.display = 'block';
  closeTip();
}

function closeTip() {
  if (tooltipDiv != null) {
    tooltipDiv.style.display = 'none';
  }
  tipUp = 0;
}

function eraseHelpText(obj) {
  if (obj.value.substring(0,1) == "[") {
    obj.value = "";
  }
}

function setGeoPreference(name, drop) {
  var val = drop.options[drop.selectedIndex].value;
  drop.form.elements[name].value = val;
  drop.form.elements['refresh'].value = 1;
  drop.form.submit();
  el = document.getElementById('geoPrefTD');
  el.innerHTML = '<h2>Updating... plase wait</h2>';
}

function gotoSelected(drop) {
  url = drop.options[drop.selectedIndex].value;
  document.location.href = url;
}

function setSearchTab(name) {
  //alert('search' + name);
  //DOM.get('searchTable').className = 'search' + name;
  DOM.setAttribute(DOM.get('searchTable'), CLASSNAME('search' + name));
}

function submitSearchForm(name) {
  DOM.get(name).submit();
}

function setSearchDiv(tabDiv) {
  el = document.getElementById('genericsearch');
  if (el) {
    el.className = tabDiv;
  }
  /****
  if (el) {
    el.style.backgroundColor = 'white';
  }
  el = document.getElementById(tabDiv);
  if (el) {
    el.style.zIndex = 100;
    el.style.display = 'block';
  }
  el = document.getElementById(tabDiv + "_label");
  if (el) {
    el.style.backgroundColor = '#dddddd';
  }
  curSearchDiv = tabDiv;
  ***/
}

function toggleDivs(div1, div2) {
  el = document.getElementById(div1);
  if (el) {
    el.style.zIndex = 100;
    el.style.display = 'block';
  }
  el = document.getElementById(div2);
  if (el) {
    el.style.zIndex = 0;
    el.style.display = 'none';
  }
}

var reorderDragger = null;

function reorderLocations(evt, obj, curPos, label, url, baseURL) {
  stopPropagation(evt);
  var pos = findPos(obj);
  reorderDragger = DOM.div([CLASSNAME('reorderDragger'),STYLE.top(pos[1] + 'px'),STYLE.left(pos[0] + 'px')], DOM.text(label));


  DOM.appendChild(DOM.get('body'), reorderDragger);
  reorderDragger.handleMove = reorderLocationsMove;
  reorderDragger.dragEnd = reorderDragEnd;
  reorderDragger.offsetY = pos[1] - evt.clientY;
  reorderDragger.oldY = evt.clientY;
  reorderDragger.curPos = curPos;
  reorderDragger.url = url;
  reorderDragger.baseURL = baseURL;
}

function reorderLocationsMove(evt) {
  stopPropagation(evt);
  // only allow move up and down
  var top = evt.clientY + reorderDragger.offsetY;
  DOM.setAttributes(reorderDragger, [STYLE.top(top + 'px')]);

  var foundFirst = false;
  for (var i = 0; i < 100; i++) {
    el = DOM.getSafe('highlightLoc_' + i);
    if (! el) break;
    el.style.borderTop = 'none';
    if (! foundFirst) {
      var pos = findPos(el);
      var posTop = pos[1];
      if (posTop > top) {
	el.style.borderTop = 'solid black 2px';
	foundFirst = true;
      }
    }
  }



  return false;
}

function reorderDragEnd(evt) {
  var top = Number(reorderDragger.style.top.substring(0, reorderDragger.style.top.length - 2));

  var noMove = false;
  if (Math.abs(reorderDragger.oldY - evt.clientY) < 2) {
    noMove = true;
    if (reorderDragger.url != '') {
      document.location.href = reorderDragger.url;
    }
  }

  for (var i = 0; i < 100; i++) {
    el = document.getElementById('dragloc_' + i);
    if (! el) break;
    var pos = findPos(el);
    var posTop = pos[1];
    if (posTop > top) {
      //el.style.backgroundColor = 'orange';
      if (! noMove) {
	document.location.href = reorderDragger.baseURL + "&cur_pos=" + reorderDragger.curPos + "&new_pos=" + DOM.getAttribute(el, "locPos");
      }
      break;
    }
  }
  DOM.removeSelf(reorderDragger);
  reorderDragger = null;
}

var dragInProgress = null;
var startX = 0;
var startY = 0;

function stopPropagation(evt) {
  if (window.event) {
    evt.cancelBubble = true;
    evt.returnValue = false;
  }
  else {
    evt.preventDefault();
    evt.stopPropagation();
  }
}

function dragstart(evt, objName) {
  obj = document.getElementById(objName);
  if (obj == null) return;
  dragInProgress = obj;
  startX = evt.clientX;
  startY = evt.clientY;
  stopPropagation(evt);
}

function dragend(evt) {
  // snap
  if (reorderDragger) {
    return reorderDragger.dragEnd(evt);
  }

  if (dragInProgress == null) return;
  var d = dragInProgress;
  dragInProgress = null;

  // no snap
  return;

  d.style.zIndex = 0;
  var ctop = Number(d.style.top.substring(0, d.style.top.length - 2));
  var cleft = Number(d.style.left.substring(0, d.style.left.length - 2));
  stopPropagation(evt);
  startX = 0;
  startY = 0;
  factor = 30;
  ctop = Math.floor((ctop + 13)/factor) * factor;
  cleft = Math.floor((cleft + 13)/factor) * factor;
  d.style.top = ctop + 'px';
  d.style.left = cleft + 'px';
}

function dragit(evt) {
  if (!evt) evt = window.event;

  if (reorderDragger) {
    return reorderDragger.handleMove(evt);
  }

  if (dragInProgress != null) {
    stopPropagation(evt);
    var dx = evt.clientX - this.startX;
    var dy = evt.clientY - this.startY;
    this.startX = evt.clientX;
    this.startY = evt.clientY;
    var d = dragInProgress;
    d.style.zIndex = 10;

    var oldTop = Number(d.style.top.substring(0, d.style.top.length - 2));
    var oldLeft = Number(d.style.left.substring(0, d.style.left.length - 2));

    var top = oldTop + dy;
    var left = oldLeft + dx;

    d.style.top = top + 'px';
    d.style.left = left + 'px';
  }
  else {
    adjustTip(evt);
  }
  return false;
}

function findPos(obj) {
  var curleft = curtop = 0;
  if (obj.offsetParent) {
    do {
      curleft += obj.offsetLeft;
      curtop += obj.offsetTop;
    } while (obj = obj.offsetParent);
    return [curleft,curtop];
  }
}

var addthis_pub  = 'Jonas Almgren';

function autofill(formname) {
  f = document.forms[formname];
  if (f.start_date.value == '') {
    alert('You must fill in the show start date before using auto fill.');
    return;
  }
  closeTip();
  f.reception.value = f.start_date.value + ' 6:00 pm - 8:00 pm';
}

var flashplayer = null;
var flashcovers = null;

function onLoadFlash() {
  if (flashplayer != null) {
    createplayer(flashplayer);
  }
  if (flashcovers != null) {
    createflashcovers(flashcovers);
  }
}

function createplayer(flashplayer) {
  theDiv = flashplayer[0];
  theFile = flashplayer[1];
  theImage = flashplayer[2];
  width = flashplayer[3];
  height = flashplayer[4];
  go = flashplayer[5];

  var params = {"allowfullscreen":"true",
		"allowscriptaccess":"always",
		"wmode":"transparent"};

  var flashvars = {"javascriptid":"flashplayer",
		   "enablejs":"true",
		   "file":theFile,
		   "width":width,
		   "height":height,
		   "image":theImage,
		   "displayheight":height,
		   //s.addVariable("overstretch","fit");
		   "shuffle":"false"}
		   //s.addVariable("thumbsinplaylist","true");

  if (go) {flashvars["autostart"] = "true";}

  var attributes = {"id":theDiv + "swf"};

  swfobject.embedSWF("/common/flash/mediaplayer-3-16/mediaplayer.swf",theDiv,width,height,"8",false,flashvars,params,attributes);
}

// transparent: mouse over and mouse move not properly handled, especially in IE 6
//    also said to have performance problems in IE
// window: DHTML popups not showing on top of flash

function createflashcovers(flashplayer) {
  theDiv = flashplayer[0];
  width = flashplayer[1];
  height = flashplayer[2];
  url = flashplayer[3];

  var params = {//"wmode":"transparent",
                "wmode":"window",
                //"wmode":"opaque",
		"menu":"false",
		"quality":"high",
		"scale":"noscale",
		"allowScriptAccess":"always"};
  var flashvars = {"xmlURL":url};
  var attributes = {"id":theDiv + "swf"};

  // modify default with every upgrade
  var rand = 3;
  if (ie) {
    rand = Math.floor(Math.random()*10000)
  }

  swfobject.embedSWF("/common/flash/cagcoverflow/Coverflow3Core.swf?" + rand,theDiv,width,height,"9",false,flashvars,params,attributes);}

function showFlash() {
  var theDiv = null;
  if (flashplayer != null) {
    theDiv = flashplayer[0];
  }
  else if (flashcovers != null) {
    theDiv = flashcovers[0];
  }
  if (theDiv != null) {
    theDiv += "swf";
    var swf = document.getElementById(theDiv);
    if (swf) {
      swf.className = "";
    }
  }
}

function hideFlash() {
  if (flashplayer != null) {
    theDiv = flashplayer[0];
  }
  else if (flashcovers != null) {
    theDiv = flashcovers[0];
  }
  else {
    return;
  }
  theDiv += "swf";
  var swf = document.getElementById(theDiv);
  if (swf) {
    swf.className = "flashHidden";
  }
}

function checkEmailForm() {
  el = document.getElementById('emailto');
  if (el.value == '') {
    alert("You need to enter an email address.");
    return false;
  }
  return true;
}

function forgotPassword() {
  el = document.getElementById('cag_email');
  if (el.value == '') {
    alert("You need to enter an email address for your account.\nWe will email a temporary password to this address.");
    return;
  }
  f = document.getElementById('loginfield');
  f.value = 40;
  el = document.getElementById('loginForm');
  el.submit();
}

function isIE() {
  return document.all;
}

function setOpacityIE(el, opacity) {
  if (isIE()) {
    if (opacity >= 99.5) {
      el.removeAttribute('filter');
    }
    else {
      el.zoom = 1;
      //el.filter = "progid:DXImageTransform.Microsoft.Alpha(opacity="+ opacity + ");";
      el.filter = "alpha(opacity=" + opacity + ")";

      /*
      el = document.getElementById('copyrightdiv');
      if (el) {
	el.innerHTML = el.innerHTML;
      }	
      */
    }
  }
  setOpacity(el, opacity);
}

//set the opacity for different browsers
function setOpacity(el, opacity) {
  opacity = Math.floor(opacity);
  el.opacity = (opacity / 100);
  el.MozOpacity = (opacity / 100);
  el.KhtmlOpacity = (opacity / 100);

  // IE not supported, because using filters causes problems, like cropping of submenus
  //el.filter="progid:DXImageTransform.Microsoft.Alpha(opacity="+ opacity + ");";
  //el.filter = "alpha(opacity=" + opacity + ")";

  // this nonsense is needed to make it work in IE 7
  /*
  el = document.getElementById('copyrightdiv');
  if (el) {
  el.innerHTML = el.innerHTML;
  }						
  */
}

function slowOpenDiv(divName, duration) {
  hideFlash();

  if (! duration) duration = 0.5;
  el = document.getElementById(divName);

  if (! isIE()) {
    setOpacityIE(el.style, 0);
    el.style.display = "block";

    JSTweener.addTween(el.style, {time: 0.5, transition: 'easeOutQuad', opacity:100, getter:{opacity:0}, setter:{opacity:setOpacityIE}});
  }
  else {
    el.style.display = 'block';
  }
}

var searchDivIsOpen = false;

function openSearchDiv() {
  if (searchDivIsOpen) {
    closeSearchDiv();
  }
  else {
    slowOpenDiv('menuSearchDiv');
    searchDivIsOpen = true;
  }
}

function closeSearchDiv() {
  slowCloseDiv('menuSearchDiv');
  searchDivIsOpen = false;
}

function openLoginDiv() {
  // only works if login is required, else opens email
  openSendEmailDiv("Login");
}

function openSendEmailDiv(title) {
  yd = document.body.scrollTop + document.documentElement.scrollTop;
  y = 100 + yd;
  el = document.getElementById('sendemail');
  if (title == null) {
    title = 'You must be logged in to send emails';
  }
  if (el != null) {
    el.style.top = y + 'px';
    elt = document.getElementById('sendemailtitle');
    if (elt != null) {
      elt.innerHTML = title;
    }
    slowOpenDiv('sendemail');
  }
}

function slowCloseDiv(divName, dontShowFlash) {
  el = document.getElementById(divName);

  if (el) {
    el.style.display = 'none';
    //cfun = function() {el.style.display = 'none';};
    //gfun = function(obj) {return 100;};
    //JSTweener.addTween(el.style, {time: 0.5, transition: 'easeOutQuad', opacity:0, getter:{opacity:gfun}, setter:{opacity:setOpacity}, onComplete:cfun});

  }
  if (! dontShowFlash) {
    showFlash();
  }
}

function closeSendEmailDiv() {
  slowCloseDiv('sendemail');
}

var currentAdAds = 0;
var currentAdTweenIndex = 0;
var currentAdDivName = null;
var currentAdHeight = null;
var currentAdTweenerTimeout = null;
var adTweenerStopped = false;

function adTweenerStop() {
  if (! adTweenerStopped) {
    adTweenerStopped = true;
    clearTimeout(currentAdTweenerTimeout);
  }
}

function startAdTweener() {
  if (adTweenerStopped) {
    adTweenerStopped = false;
    adTweenerInner(currentAdDivName, currentAdTweenIndex, currentAdAds, 20, currentAdHeight);
  }
}

function nextAdTweener() {
  adTweenerStop();
  adTweenerInner(currentAdDivName, currentAdTweenIndex, currentAdAds, 20, currentAdHeight);
}

function adTweener(divName, index, ads, downCount, adHeight) {
  if (downCount == 0) return;
  if (adTweenerStopped) return;

  currentAdDivName = divName;
  currentAdAds = ads;
  currentAdHeight = adHeight;
  currentAdTweenIndex = index;

  var f = function() {adTweenerInner(divName, index, ads, downCount, adHeight);};
  currentAdTweenerTimeout = setTimeout(f, 3000);
}

function adTweenTo(absPos) {
  if (currentAdAds > 0) {
    adTweenerStop();
    el = document.getElementById('inv_ptr_' + currentAdTweenIndex);
    replaceClass(el, 'high', '');
    currentAdTweenIndex = absPos;
    el = document.getElementById('inv_ptr_' + currentAdTweenIndex);
    replaceClass(el, 'high', 'high');
    el = document.getElementById(currentAdDivName);
    if (el != null) {
      JSTweener.addTween(el.style, {time: 1, transition: 'easeOutQuad', top: - (currentAdTweenIndex*currentAdHeight), suffix:{top:'px'}});
    }
  }
}

function adTweenerInner(divName, index, ads, downCount, adHeight) {
  el = document.getElementById('inv_ptr_' + index);
  replaceClass(el, 'high', '');
  index++;
  if (index >= ads) {
    index = 0;
  }
  el = document.getElementById('inv_ptr_' + index);
  replaceClass(el, 'high', 'high');

  el = document.getElementById(divName);

  currentAdTweenIndex = index;
  var f = function() {adTweener(divName, index, ads, downCount - 1, adHeight);};
  JSTweener.addTween(el.style, {time: 1, transition: 'easeOutQuad', top: - (index*adHeight), suffix:{top:'px'}, onComplete:f});
}

var welcomeInterval = null;
var welcomePosition = 0;
var welcomeSpeed = 0;
var welcomeTurn = 0;

function maybeScrollWelcome() {
  if (welcomeSpeed > 0) {
    scrollWelcome();
  }
}


function scrollWelcome()
{
  if (welcomePosition > welcomeTurn) {
    welcomePosition -= 1;
    el = document.getElementById('welcome_banner');
    if (el) {
      el.style.left = welcomePosition + 'px';
    }
  }
  else {
    welcomePosition = 0;
  }
  interval = setTimeout("scrollWelcome()", welcomeSpeed);
}

function moveMap(longitude, latitude) {
  el = document.getElementById('mapiframe');
  if (! el) {
    setmaphtmlat(longitude, latitude);
  }
  if (el) {
    el.contentWindow.moveCenter(longitude, latitude, null); // whatever is current zoom
  }
}

function createCookie(name,value,days) {
  if (days) {
    var date = new Date();
    date.setTime(date.getTime()+(days*24*60*60*1000));
    var expires = "; expires="+date.toGMTString();
  }
  else var expires = "";
  document.cookie = name+"="+value+expires+"; path=/";
}

function setGeoFilter(selector) {
  v = selector.value;
  createCookie("geofilter",v,900);
  document.location.href = '/A-withshows/';
}

function deleteGallery() {
  form = document.forms["editform"];
  if (confirm("Delete?")) {
    form.elements["deletegallery"].value = 1;
    form.submit();
  }
    
}

function closeExhMgr() {
  DOM.replaceClass(DOM.get('pageBodyDiv'), '', 'showExhMgr');
  el = document.getElementById('exh_mgr_div');
  if (el) {
    el.style.display = 'none';
  }
  el = document.getElementById('exh_mgr_minus');
  if (el) {
    el.style.display = 'none';
  }
  el = document.getElementById('exh_mgr_plus');
  if (el) {
    el.style.display = 'block';
  }
  createCookie("exhMgrStatus", 0, 900);
}

function openExhMgr() {
  DOM.replaceClass(DOM.get('pageBodyDiv'), 'showExhMgr', 'showExhMgr');
  el = document.getElementById('exh_mgr_div');
  if (el) {
    el.style.display = 'block';
  }
  el = document.getElementById('exh_mgr_plus');
  if (el) {
    el.style.display = 'none';
  }
  el = document.getElementById('exh_mgr_minus');
  if (el) {
    el.style.display = 'block';
  }
  createCookie("exhMgrStatus", 1, 900);
}

function verifyContactInfo() {
  el = document.getElementById('upd_name');
  vn = (el?el.value:'');
  el = document.getElementById('upd_email');
  ve = (el?el.value:'');
  el = document.getElementById('upd_phone');
  vp = (el?el.value:'');

  if (vn == '') {
    alert("Your contact name at the top of the form must be filled in. Please provide this information, then click submit again.");
    return false;
  }
  else if (ve == '') {
    alert("Your contact email at the top of the form must be filled in. Please provide this information, then click submit again.");
    return false;
  }
  else {
    return true;
  }
}

function openPrintWindow(url) {
  form = document.getElementById('printform');
  if (form) {
    form.action = url;
    form.submit();
  }
}

var maxinv = {};
var invRotateStopped = {};
var currentInvPos = {};


// called on home page after load
function maybeStartInventory() {
  var i, j;
  // at most 10 slide shows in one window
  for (j = 0; j < 10; j++) {
    if (maxinv[j] == null) {
      for (i = 0; i < 50; i++) {
	el = document.getElementById('s' + j + '_' + i);
	if (! el) break;
      }
      maxinv[j] = i;
      if (maxinv[j] == 0) return;

      invRotateStopped[j] = true;
      currentInvPos[j] = -1;

      inventoryStart(j);
    }
  }
}

function setInvOpacity(el, opacity) {
  setOpacityIE(el, opacity);
}

function inventoryStart(id) {
  if (invRotateStopped[id] == false) return;
  invRotateStopped[id] = false;
  inventoryScheduleNext(id, 0);
}

function inventoryNext(id) {
  inventoryStop(id);
  var n = currentInvPos[id] + 1;
  if (n >= maxinv[id]) n = 0;
  inventorySetCurrent(id, n);
}

function inventoryStop(id) {
  // stop at current
  invRotateStopped[id] = true;
  inventoryInCurrent(id);
}

function inventorySetCurrent(id, pos) {
  invRotateStopped[id] = true;
  el = document.getElementById('s' + id + '_' + currentInvPos[id]);
  el.style.display = 'none';
  el = document.getElementById('s' + id + '_cap_' + currentInvPos[id]);
  el.style.display = 'none';
  el = document.getElementById('s' + id + '_ptr_' + currentInvPos[id]);
  replaceClass(el, 'high', '');
  currentInvPos[id] = pos;
  inventoryInCurrent(id);
}

function inventoryOutCurrent(id) {
  if (currentInvPos[id] < 0) return;
  var el = document.getElementById('s' + id + '_cap_' + currentInvPos[id]);
  el.style.display = 'none';
  el = document.getElementById('s' + id + '_ptr_' + currentInvPos[id]);
  replaceClass(el, 'high', '');
  var el = document.getElementById('s' + id + '_' + currentInvPos[id]);
  el.style.zIndex = 20;
  var gfun = function(obj) {return 100;};
  var t = 3;
  JSTweener.addTween(el.style, {time: t, opacity:0, getter:{opacity:gfun}, setter:{opacity:setInvOpacity}});
}

function inventoryInCurrent(id) {
  var el = document.getElementById('s' + id + '_cap_' + currentInvPos[id]);
  el.style.display = 'block';
  el = document.getElementById('s' + id + '_ptr_' + currentInvPos[id]);
  replaceClass(el, 'high', 'high');
  el = document.getElementById('s' + id + '_' + currentInvPos[id]);
  setOpacityIE(el.style, 0);
  el.style.display = 'block';
  el.style.zIndex = 30;
  var t = 3; //+ 0.3 + Math.random() * 2;
  var gfun = function(obj) {return 0;};
  JSTweener.addTween(el.style, {time: t,  opacity:100, getter:{opacity:gfun}, setter:{opacity:setOpacityIE}});
}

function transitionInventoryOutIn(id, pos) {
  if (invRotateStopped[id]) return;
  inventoryOutCurrent(id);
  currentInvPos[id] = pos;
  inventoryInCurrent(id);
  // don't rotate, if only one image
  if (maxinv[id] > 1) {
    inventoryScheduleNext(id);
  }
}

function inventoryScheduleNext(id, t) {
  if (t == null) t = 4000;
  var n = currentInvPos[id] + 1;
  if (n >= maxinv[id]) n = 0;
  setTimeout('transitionInventoryOutIn(' + id + ',' + n + ')', t);
}  

var currentWelcomeLogo = 0;
var welcomeLogoDelay = 1000;
function startWelcomeLogos() {
  setTimeout('executeWelcomeLogo()', welcomeLogoDelay);
}
function executeWelcomeLogo() {
  // slide current off, and as complete action, do following
  // switch z-index
  // change image src (or inner html)
  // change href in a
  // schedule next
  var pos = currentWelcomeLogo % 3;
  var ix = (currentWelcomeLogo % 6 <= 2?1:0);
  var baseId = 'glogo' + pos + '_' + ix;
  el = document.getElementById(baseId);
  
  var f = executeWelcomeComplete;
  var d = Math.floor(Math.random()*8); // 0-7
  var newTop = 120; //(d > 0 && d < 4 ? -120 : ( d == -4 || d == 0 ? 0 : 120));
  var newLeft = 80; //(d == 2 || d == 6 ? 0 : ( d > 2 && d < 6 ?  -200 : 200));
  JSTweener.addTween(el.style, {time: 0.4, transition: 'easeOutQuad', top:newTop, left:newLeft, suffix:{top:'px',left:'px'}, onComplete:f});
}
function executeWelcomeComplete() {
  var pos = currentWelcomeLogo % 3;
  var ix = (currentWelcomeLogo % 6 <= 2?1:0);

  var newbaseId = 'glogo' + pos + '_' + (1 - ix);
  newelDiv = document.getElementById(newbaseId);
  newelDiv.style.zIndex = 10;

  var baseId = 'glogo' + pos + '_' + ix;
  elDiv = document.getElementById(baseId);
  elA = document.getElementById(baseId + '_a');
  elIm = document.getElementById(baseId + '_im');

  elDiv.style.zIndex = 0;
  elDiv.style.top = '0px';
  elDiv.style.left = '0px';
  // add, check for reaching end
  if (currentWelcomeLogo + 6 >= welcomeLogos.length) {
    currentWelcomeLogo = 0;
  }
  elIm.src = '/images/welcome/' + welcomeLogos[currentWelcomeLogo + 6][0];
  elA.href = welcomeLogos[currentWelcomeLogo + 6][1];
  currentWelcomeLogo++;
  startWelcomeLogos();
}

function emailPreview() {
  el = document.getElementById('emailOuterDiv');
  txtEl = document.getElementById('emailbody');
  txt = txtEl.value;
  el.style.display = 'none';
  el = document.getElementById('emailPreview');
  elInner = document.getElementById('emailPreviewInner');
  el.style.display = 'block';
  txt = txt.substring(1);
  txt = txt.replace(new RegExp("(\\s|^)(http:\\/\\/[^\\s]*)(\\s|$)", "g"), '$1<a rel=nofollow target=artistext href="$2">$2</a>$3');
  txt = txt.replace(new RegExp("\n", "g"), '<br>');

  img = '<div style="width:100%;border-bottom:dotted;border-width:1px;color:gray;"><a href="http://oneartworld.com"><img alt="One Art World" border=0 style="margin:5px;" src="/images/byemail_oaw.gif"></a></div><br>';
  elInner.innerHTML = img + txt;
}

function emailPreviewClose() {
  el = document.getElementById('emailPreview');
  el.style.display = 'none';
  el = document.getElementById('emailOuterDiv');
  el.style.display = 'block';
}


function editLocation(cnt) {
  DOM.setAttribute(DOM.get(cnt + '_edit'), STYLE.display('block'));
  DOM.setAttribute(DOM.get(cnt + '_open'), STYLE.display('none'));
}

var spiderInMotion = false;
var spiderImage = null;

function launchSpider() {
  if (false && spiderInMotion) {
    clearTimeout(spiderInMotion);
    DOM.removeSelf(spiderImage);
    return;
  }
  var im = DOM.img([ATTR.src("/images/spider2.gif"),STYLE.position('absolute'),STYLE.zIndex(99999),STYLE.top('200px'),STYLE.left('500px')],[]);
  DOM.appendChild(DOM.get('body'), im);
  spiderImage = im;
  moveRandom(im, Math.PI * 0.2);
}

function moveRandom(im, direction) {

  var top = Number(im.style.top.substring(0, im.style.top.length - 2));
  var left = Number(im.style.left.substring(0, im.style.top.length - 2));

  direction += (Math.random() - 0.5) / 2;

  if (direction > Math.PI * 2) {
    direction -= Math.PI * 2;
  }

  var dy = Math.sin(direction) * 8;
  var dx = Math.cos(direction) * 8;
  top += dy;
  left += dx;

  if (top < 100 || left < 100 || top > 1000 || left > 1000) {
    spiderInMotion = false;
    spiderImage = null;
    DOM.removeSelf(im);
  }
  else {
    DOM.setAttribute(im, STYLE.top(top + 'px'));
    DOM.setAttribute(im, STYLE.left(left + 'px'));
    spiderInMotion = setTimeout(function () {moveRandom(im, direction)}, 100);
  }

}

var currentEditImageDiv = null;

function openEditImageDiv(imageID) {
  //el = DOM.get('imageDisplay_' + imageID);
  //el.style.display = 'none';
  if (currentEditImageDiv != null) {
    alert("You are already editing an image. Finish or cancel those edits first.");
    return;
  }
  el = DOM.get('imageEdit_' + imageID);
  currentEditImageDiv = el;
  el.style.display = 'block';
}

function cancelEditImageDiv(imageID) {
  el = DOM.get('imageEdit_' + imageID);
  el.style.display = 'none';
  el = DOM.get('imageDisplay_' + imageID);
  el.style.display = 'block';
  currentEditImageDiv = null;
}

function saveImageEditForm(formName) {
  var yearValue = document.forms[formName]['img_artwork_year'].value;
  var reg = /[^0-9]/;
  if (yearValue != '' && reg.exec(yearValue)) {
    alert('The year field must be a number, like 1965. If you want to express a range, or something like "c. 1960", then leave the field blank and use the caption field to explain the year.');
    return;
  }
  var el = document.getElementById('uploadwait');
  el.style.display = 'block';
  document.forms[formName].submit();
}

function checkImageEditForm(form) {
  alert(form);
  return false;
}

function show_addartist(drop, imageID) {
  artist = drop.options[drop.selectedIndex].value;
  curval = document.forms['imageform_' + imageID].img_artists.value;
  if (curval == "") {
    document.forms['imageform_' + imageID].img_artists.value = artist;
  }
  else {
    document.forms['imageform_' + imageID].img_artists.value = curval + ", " + artist;
  }
}

// help used in image editing

helpImageFileSelect = '<ul class=helpul><li>Click \"Browse\" to select your image file.</li><li>If the file is higher resolution (wider or taller than 600 pixels),<br>and in jpg format, it will be available for detail views.</li><li>Acceptable file types are: jpg, gif, png, and bmp</li><li>Note that large files can take several minutes to upload.</li></ul>';
helpAddArtist = '<ul class=helpul><li>This drop-down shows a list of artists in the show for easy access.</li><li>Each artist selected will be ADDED to artist field</li><li>You do not have to use this list, but can type the artist name directly into the artist field.</ul>';
helpArtistField = '<ul class=helpul><li>Enter the name of the artist that produced the artwork in the image.</li><li>This field may be empty if the image e.g. is an installation view.</li><li>If the show has only one artist, this field is automatically<br>filled in with the name of the artist.</li><li>If the image includes artwork by multiple artists, you may either<br>enter all artists separated by comma (to associate the image with each of<br>the artists), or leave the field blank (to associate the image with the show only).</ul>';
helpArtworkName = '<ul class=helpul><li>Enter the name of the artwork.</li><li>This field may be empty if the image e.g. is an installation view.</li><li>Do not include the year of the artwork in the name, since that is<br>entered in a separate field.</li><li>Please do not use all caps (upper case), and do not use<br>quotes around the name.</li><li>If the artwork is a still image from a video, we recommend adding<br>\"(still)\" after the name. Similarly, the suffixes \"(installation view)\" or<br>\"(studio view)\" might be added as appropriate.</li></ul>';
helpArtworkYear = '<ul class=helpul><li>Enter the year the artwork was produced.</li><li>This field may be empty if the year is not known exactly.</li><li>If the field is empty, an explanation may be added to the<br>caption field (e.g. \"Approx. 1920s\")</li><li>If the artwork was produced over multiple years, enter the<br>completion year here, and add an explanation to the caption field.</li></ul>';
helpImageCaption = '<ul class=helpul><li>The caption normally includes the artwork size and<br>information on materials and media, but may include<br>any descriptive information.</li><li>The caption can be entered over many lines, each<br>separated with a line feed.</li><li>Note that the caption only is displayed on the artist<br>page, and not on the show or gallery pages.</li></ul>';
helpImageCourtesy = '<ul class=helpul><li>The courtesy line can be anything appropriate but<br>usally reads as follows: \"Courtesy ABC Gallery\"</li><li>The courtesy line may be (and often is) empty.</li><li>The courtesy line should be kept short</li><li>Courtesy information is displayed everywhere a<br>large or medium sized image is displayed, but it is<br>not displayed for thumbnails.</li></ul>';
helpImageCopyright = '<ul class=helpul><li>The copyright should name the copyright holder</li><li>The line should NOT include the word \"copyright\"<br>since the copyright symbol is automatically added.</li><li>The copyright line may be (and often is) empty.</li><li>The copyright line should be kept short</li><li>Copyright information is displayed everywhere a<br>large or medium sized image is displayed, but it is<br>not displayed for thumbnails.</li></ul>';
helpImageSalePrice = '<ul class=helpul><li>Optional sale price of the artwork, in the currency specified.</li><li>Should be a number (only the charters 0-9 are valid).</li><li>If left empty, marked as <b>Price on Request</b>.</li></ul>';
helpImageSaleCurrency = '<ul class=helpul><li>The currency of the sale price.</li></ul>';
helpImageSaleStatus = '<ul class=helpul><li>The sale status of the artwork: Available or Sold</li></ul>';


/*
 * Date Format 1.2.3
 * (c) 2007-2009 Steven Levithan <stevenlevithan.com>
 * MIT license
 *
 * Includes enhancements by Scott Trenda <scott.trenda.net>
 * and Kris Kowal <cixar.com/~kris.kowal/>
 *
 * Accepts a date, a mask, or a date and a mask.
 * Returns a formatted version of the given date.
 * The date defaults to the current date/time.
 * The mask defaults to dateFormat.masks.default.
 */

var dateFormat = function () {
	var	token = /d{1,4}|m{1,4}|yy(?:yy)?|([HhMsTt])\1?|[LloSZ]|"[^"]*"|'[^']*'/g,
		timezone = /\b(?:[PMCEA][SDP]T|(?:Pacific|Mountain|Central|Eastern|Atlantic) (?:Standard|Daylight|Prevailing) Time|(?:GMT|UTC)(?:[-+]\d{4})?)\b/g,
		timezoneClip = /[^-+\dA-Z]/g,
		pad = function (val, len) {
			val = String(val);
			len = len || 2;
			while (val.length < len) val = "0" + val;
			return val;
		};

	// Regexes and supporting functions are cached through closure
	return function (date, mask, utc) {
		var dF = dateFormat;

		// You can't provide utc if you skip other args (use the "UTC:" mask prefix)
		if (arguments.length == 1 && Object.prototype.toString.call(date) == "[object String]" && !/\d/.test(date)) {
			mask = date;
			date = undefined;
		}

		// Passing date through Date applies Date.parse, if necessary
		date = date ? new Date(date) : new Date;
		if (isNaN(date)) throw SyntaxError("invalid date");

		mask = String(dF.masks[mask] || mask || dF.masks["default"]);

		// Allow setting the utc argument via the mask
		if (mask.slice(0, 4) == "UTC:") {
			mask = mask.slice(4);
			utc = true;
		}

		var	_ = utc ? "getUTC" : "get",
			d = date[_ + "Date"](),
			D = date[_ + "Day"](),
			m = date[_ + "Month"](),
			y = date[_ + "FullYear"](),
			H = date[_ + "Hours"](),
			M = date[_ + "Minutes"](),
			s = date[_ + "Seconds"](),
			L = date[_ + "Milliseconds"](),
			o = utc ? 0 : date.getTimezoneOffset(),
			flags = {
				d:    d,
				dd:   pad(d),
				ddd:  dF.i18n.dayNames[D],
				dddd: dF.i18n.dayNames[D + 7],
				m:    m + 1,
				mm:   pad(m + 1),
				mmm:  dF.i18n.monthNames[m],
				mmmm: dF.i18n.monthNames[m + 12],
				yy:   String(y).slice(2),
				yyyy: y,
				h:    H % 12 || 12,
				hh:   pad(H % 12 || 12),
				H:    H,
				HH:   pad(H),
				M:    M,
				MM:   pad(M),
				s:    s,
				ss:   pad(s),
				l:    pad(L, 3),
				L:    pad(L > 99 ? Math.round(L / 10) : L),
				t:    H < 12 ? "a"  : "p",
				tt:   H < 12 ? "am" : "pm",
				T:    H < 12 ? "A"  : "P",
				TT:   H < 12 ? "AM" : "PM",
				Z:    utc ? "UTC" : (String(date).match(timezone) || [""]).pop().replace(timezoneClip, ""),
				o:    (o > 0 ? "-" : "+") + pad(Math.floor(Math.abs(o) / 60) * 100 + Math.abs(o) % 60, 4),
				S:    ["th", "st", "nd", "rd"][d % 10 > 3 ? 0 : (d % 100 - d % 10 != 10) * d % 10]
			};

		return mask.replace(token, function ($0) {
			return $0 in flags ? flags[$0] : $0.slice(1, $0.length - 1);
		});
	};
}();

// Some common format strings
dateFormat.masks = {
	"default":      "ddd mmm dd yyyy HH:MM:ss",
	shortDate:      "m/d/yy",
	mediumDate:     "mmm d, yyyy",
	longDate:       "mmmm d, yyyy",
	fullDate:       "dddd, mmmm d, yyyy",
	shortTime:      "h:MM TT",
	mediumTime:     "h:MM:ss TT",
	longTime:       "h:MM:ss TT Z",
	isoDate:        "yyyy-mm-dd",
	isoTime:        "HH:MM:ss",
	isoDateTime:    "yyyy-mm-dd'T'HH:MM:ss",
	isoUtcDateTime: "UTC:yyyy-mm-dd'T'HH:MM:ss'Z'"
};

// Internationalization strings
dateFormat.i18n = {
	dayNames: [
		"Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat",
		"Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday"
	],
	monthNames: [
		"Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sep", "Oct", "Nov", "Dec",
		"January", "February", "March", "April", "May", "June", "July", "August", "September", "October", "November", "December"
	]
};

// For convenience...
Date.prototype.format = function (mask, utc) {
	return dateFormat(this, mask, utc);
};

var liveTimes = new Array();
var timCorr = null;

function startLiveTimes() {
  var timerLoader = new SimpleAjax(function() {startLiveTimeLoaded(this);});
  timerLoader.run('/currentUTC.php');
}

function startLiveTimeLoaded(ajaxObj) {
  var xmlDoc = ajaxObj.responseXML;
  //var time = xmlDoc.getAttribute("time");
  var times = XMLDOM.getNodes(xmlDoc, ['time']);
  var time = times[0].getAttribute("time");
  var d = new Date();
  var localUTC = Math.floor(d.getTime()/1000);
  timeCorr = localUTC - time;
  updateLiveTimes();
}

function updateLiveTimes() {
  if (liveTimes.length > 0) {
    for (var i = 0; i < liveTimes.length; i++) {
      var id = liveTimes[i][0];
      var offset = liveTimes[i][1];
      var el = DOM.get('timeDiv' + id);
      var d = new Date();
      var t = Math.floor((new Date()).getTime()/1000);
      var t = t * 1000 + offset - timeCorr * 1000 +  d.getTimezoneOffset() * 60000;;//corr;
      d.setTime(t);
      var str = d.format("h:MM:ss TT");
      el.innerHTML = str;
    }
    setTimeout(function () {updateLiveTimes()}, 1000);
  }
}

// ----------------------------------------------------------------------

function SimpleAjax(resultsCallback) {
  this.sack(); // resets callback functions
  this.resultsCallback = resultsCallback;
  this.onLoading = this.whenLoading;
  this.onLoaded = this.whenLoaded; 
  this.onInteractive = this.whenInteractive;
  this.onCompletion = this.whenCompleted;
}
SimpleAjax.prototype = inherit('sack');

SimpleAjax.prototype.inProgress = false;

SimpleAjax.prototype.whenLoading = function(){
}

SimpleAjax.prototype.whenLoaded = function(){
}

SimpleAjax.prototype.whenInteractive = function(){
}

SimpleAjax.prototype.whenCompleted = function(){
  if (this.responseStatus){
    var s = "<p>Status Code: " + this.responseStatus[0] + "</p><p>Status Message: " + this.responseStatus[1] + "</p><p>URLString Sent: " + this.URLString + "</p>";
  } 
  else {
    var s = "<p>URLString Sent: " + this.URLString + "</p>";
  }
  this.resultsCallback();
  this.inProgress = false;
}

SimpleAjax.prototype.run = function(file, args) {
  this.requestFile = file;
  this.method = 'GET';
  this.inProgress = true;
  if (args) {
    for (key in args) {
      this.setVar(key, args[key]);
    }
  }
  this.runAJAX();
}