function getObjByName(name,doc) {
  var o = 0;
  if(!doc) doc = document;
  if(doc[name]) o=doc[name];
  if(document.all && doc.all[name]) o=doc.all[name];
  if(o) {
    if(!o.getElementsByTagName) o.getElementsByTagName = getElementsArray;
    return o;
  }
  if(document.layers) {
    for(var i=0;i < doc.layers.length;i++){
      var lyrdoc = doc.layers[i].document;
      if(lyrdoc[name]) return lyrdoc[name];
      if(lyrdoc.layers.length > 0) {
        var o = getObjByName(name,lyrdoc);
        if(o) return o;
      }
    }
  }
  return 0;
}
if(!document.getElementById) document.getElementById = getObjByName;

function getElementsArray(el) {
  if(document.layers) {
    var doc = (this == document) ? document : this.document;
    switch(el) {
      case 'img' : return doc.images;
      case 'a' : return doc.links;
      case 'div' : return doc.layers;
      case 'form' : return doc.forms;
      default : return 0;
    }
  }
  if(document.all) return this.all.tags(el);
  return 0;
}
if(!document.getElementsByTagName) document.getElementsByTagName = getElementsArray;
if(document.layers) Layer.prototype.getElementsByTagName = getElementsArray;

function show(div){
  if(document.all) window.document.all[div].style.visibility = 'visible';
  else if(document.layers) getObjByName(div).visibility = 'show';
  else document.getElementById(div).style.visibility = 'visible';
}
function hide(div){
  if(document.all) window.document.all[div].style.visibility = 'hidden';
  else if(document.layers) getObjByName(div).visibility = 'hide';
  else document.getElementById(div).style.visibility = 'hidden';
}

function swapImg() {
  if(!document.images) return;
  var args = swapImg.arguments;
  for(var i=0;i < args.length;i+=2) {
    var imgSrc = (args[i + 1].indexOf('[') != -1) ? eval(args[i + 1] + '.src') : args[i + 1];
    if(getObjByName(args[i])) getObjByName(args[i]).src = imgSrc;
  }
}


function FormSearch(t, dirn)
{	
	if (dirn == 1 && t.value == "search site...") t.value= "";
	if (dirn == 0 && t.value == "") t.value= "search site...";
}

function searchFormValidate(f)
{
	if (f.txtSearch.value == "")
	{
		alert("Please enter a search term!");
		f.txtSearch.focus();
		return false;
	}
	else return true;
}

/* dropdown menu - start */
var menu1=new Array()
menu1[0]='<a href="http://www.millertheatre.com/Events/">Calendar View</a>'
menu1[1]='<a href="http://www.millertheatre.com/Events/EventsBySeries.aspx">Events by Series</a>'
menu1[2]='<a href="http://www.millertheatre.com/Events/EventsBySeason.aspx">Season View</a>'

var menu2=new Array()
menu2[0]='<a href="http://www.millertheatre.com/BoxOffice/PurchaseTickets.aspx">Purchase Tickets</a>'
menu2[1]='<a href="http://www.millertheatre.com/BoxOffice/DiscountedTickets.aspx">Discounted Tickets</a>'
menu2[2]='<a href="http://www.millertheatre.com/BoxOffice/SubscriptionInfo.aspx">Subscription Information</a>'
		
var menu3=new Array()
menu3[0]='<a href="http://www.millertheatre.com/About/">About Miller Theatre</a>'
menu3[1]='<a href="http://www.millertheatre.com/About/VisitorInformation.aspx">Visitor Information</a>'
menu3[2]='<a href="http://www.millertheatre.com/About/BoardAndStaff.aspx">Board and Staff</a>'
menu3[3]='<a href="http://www.millertheatre.com/About/TheaterSpecifications.aspx">Theatre Specifications</a>'
menu3[4]='<a href="http://www.millertheatre.com/About/RentingTheater.aspx">Renting the Theatre</a>'

var menu4=new Array()
menu4[0]='<a href="http://www.millertheatre.com/Support/PersonalGiving.aspx">Personal Giving</a>'
menu4[1]='<a href="http://www.millertheatre.com/Support/CorporateSupport.aspx">Corporate Support</a>'
menu4[2]='<a href="http://www.millertheatre.com/Support/SpecialEvents.aspx">Special Events</a>'
menu4[4]='<a href="http://www.millertheatre.com/Support/OurDonors.aspx">Our Donors</a>'
menu4[3]='<a href="https://www.millertheatre.com/Support/DonateOnline.aspx">Donate Online</a>'

var menu5=new Array()
menu5[0]='<a href="http://www.millertheatre.com/PressRoom/">Miller News</a>'
menu5[1]='<a href="http://www.millertheatre.com/PressRoom/PressReleases.aspx">Press Releases</a>'
		
var menu6=new Array()
menu6[0]='<a href="http://www.millertheatre.com/LearnInteract/Default.aspx">Education & Outreach</a>'
menu6[1]='<a href="http://www.millertheatre.com/LearnInteract/AbouttheArtists.aspx">About the Artists</a>'
menu6[2]='<a href="http://www.millertheatre.com/LearnInteract/InteractiveResource.aspx">Interactive Resources</a>'
menu6[4]='<a href="http://www.millertheatre.com/LearnInteract/AdditionalLinks.aspx">Additional Links</a>'
		
var disappeardelay=250  //menu disappear speed onMouseout (in miliseconds)
var horizontaloffset=2 //horizontal offset of menu from default location. (0-5 is a good value)

var ie4=document.all
var ns6=document.getElementById&&!document.all

if (ie4||ns6)
	document.write('<div id="dropmenudiv" style="visibility:hidden;width: 160px" onMouseover="clearhidemenu()" onMouseout="dynamichide(event)"></div>')

function getposOffset(what, offsettype){
	var totaloffset=(offsettype=="left")? what.offsetLeft : what.offsetTop;
	var parentEl=what.offsetParent;
	while (parentEl!=null){
		totaloffset=(offsettype=="left")? totaloffset+parentEl.offsetLeft : totaloffset+parentEl.offsetTop;
		parentEl=parentEl.offsetParent;
	}
	return totaloffset;
}

function showhide(obj, e, visible, hidden, menuwidth){
	if (ie4||ns6)
		dropmenuobj.style.left=dropmenuobj.style.top=-500
	dropmenuobj.widthobj=dropmenuobj.style
	dropmenuobj.widthobj.width=menuwidth
	if (e.type=="click" && obj.visibility==hidden || e.type=="mouseover")
		obj.visibility=visible
	else if (e.type=="click")
		obj.visibility=hidden
}

function iecompattest(){
	return (document.compatMode && document.compatMode!="BackCompat")? document.documentElement : document.body
}

function clearbrowseredge(obj, whichedge){
	var edgeoffset=0
	if (whichedge=="rightedge"){
		var windowedge=ie4 && !window.opera? iecompattest().scrollLeft+iecompattest().clientWidth-15 : window.pageXOffset+window.innerWidth-15
		dropmenuobj.contentmeasure=dropmenuobj.offsetWidth
		if (windowedge-dropmenuobj.x-obj.offsetWidth < dropmenuobj.contentmeasure)
			edgeoffset=dropmenuobj.contentmeasure+obj.offsetWidth
	}
	else{
	var topedge=ie4 && !window.opera? iecompattest().scrollTop : window.pageYOffset
		var windowedge=ie4 && !window.opera? iecompattest().scrollTop+iecompattest().clientHeight-15 : window.pageYOffset+window.innerHeight-18
		dropmenuobj.contentmeasure=dropmenuobj.offsetHeight
		if (windowedge-dropmenuobj.y < dropmenuobj.contentmeasure){ //move menu up?
			edgeoffset=dropmenuobj.contentmeasure-obj.offsetHeight
		if ((dropmenuobj.y-topedge)<dropmenuobj.contentmeasure) //up no good either? (position at top of viewable window then)
			edgeoffset=dropmenuobj.y
		}
	}
	return edgeoffset
}

function populatemenu(what){
	if (ie4||ns6)
		dropmenuobj.innerHTML=what.join("")
}

function dropdownmenu(obj, e, menucontents, menuwidth){
	if (window.event) event.cancelBubble=true
	else if (e.stopPropagation) e.stopPropagation()
		clearhidemenu()
	dropmenuobj=document.getElementById? document.getElementById("dropmenudiv") : dropmenudiv
	populatemenu(menucontents)

	if (ie4||ns6){
		showhide(dropmenuobj.style, e, "visible", "hidden", menuwidth)
		dropmenuobj.x=getposOffset(obj, "left")
		dropmenuobj.y=getposOffset(obj, "top")
		dropmenuobj.style.left=dropmenuobj.x-clearbrowseredge(obj, "rightedge")+obj.offsetWidth+horizontaloffset+"px"
		dropmenuobj.style.top=dropmenuobj.y-clearbrowseredge(obj, "bottomedge")+"px"
	}

	return clickreturnvalue()
}

function clickreturnvalue(){
	if (ie4||ns6) return false
	else return true
}

function contains_ns6(a, b) {
	while (b.parentNode)
		if ((b = b.parentNode) == a)
		return true;
	return false;
}

function dynamichide(e){
	if (ie4&&!dropmenuobj.contains(e.toElement))
		delayhidemenu()
	else if (ns6&&e.currentTarget!= e.relatedTarget&& !contains_ns6(e.currentTarget, e.relatedTarget))
		delayhidemenu()
}

function hidemenu(e){
	if (typeof dropmenuobj!="undefined"){
	if (ie4||ns6)
		dropmenuobj.style.visibility="hidden"
	}
}

function delayhidemenu(){
	if (ie4||ns6)
		delayhide=setTimeout("hidemenu()",disappeardelay)
}

function clearhidemenu(){
	if (typeof delayhide!="undefined")
		clearTimeout(delayhide)
}


var requiredVersion = 6;   // Version the user needs to view site (max 9, min 2)
var useRedirect = false;    // Flag indicating whether or not to load a separate
var flash2Installed = false;    // boolean. true if flash 2 is installed
var flash3Installed = false;    // boolean. true if flash 3 is installed
var flash4Installed = false;    // boolean. true if flash 4 is installed
var flash5Installed = false;    // boolean. true if flash 5 is installed
var flash6Installed = false;    // boolean. true if flash 6 is installed
var flash7Installed = false;    // boolean. true if flash 7 is installed
var flash8Installed = false;    // boolean. true if flash 8 is installed
var flash9Installed = false;    // boolean. true if flash 9 is installed
var maxVersion = 9;             // highest version we can actually detect
var actualVersion = 0;          // version the user really has
var hasRightVersion = false;    // boolean. true if it's safe to embed the flash movie in the page
var jsVersion = 1.0;            // the version of javascript supported			

var isAOL = (navigator.appVersion.indexOf("AOL") != -1) ? true : false;
var isIE  = (navigator.appVersion.indexOf("MSIE") != -1) ? true : false;    // true if we're on ie
var isWin = (navigator.appVersion.toLowerCase().indexOf("win") != -1) ? true : false; // true if we're on windows
if(isIE && isWin && !isAOL){
  document.write('<SCR' + 'IPT LANGUAGE=VBScript\> \n');
  document.write('on error resume next \n');
  document.write('flash2Installed = (IsObject(CreateObject("ShockwaveFlash.ShockwaveFlash.2"))) \n');
  document.write('flash3Installed = (IsObject(CreateObject("ShockwaveFlash.ShockwaveFlash.3"))) \n');
  document.write('flash4Installed = (IsObject(CreateObject("ShockwaveFlash.ShockwaveFlash.4"))) \n');
  document.write('flash5Installed = (IsObject(CreateObject("ShockwaveFlash.ShockwaveFlash.5"))) \n');  
  document.write('flash6Installed = (IsObject(CreateObject("ShockwaveFlash.ShockwaveFlash.6"))) \n');  
  document.write('flash7Installed = (IsObject(CreateObject("ShockwaveFlash.ShockwaveFlash.7"))) \n');
  document.write('flash8Installed = (IsObject(CreateObject("ShockwaveFlash.ShockwaveFlash.8"))) \n');
  document.write('flash9Installed = (IsObject(CreateObject("ShockwaveFlash.ShockwaveFlash.9"))) \n');
  document.write('<\/SCR' + 'IPT\> \n'); // break up end tag so it doesn't end our script
}

function detectFlash() {  
  // If navigator.plugins exists...
  if (navigator.plugins) {
    // ...then check for flash 2 or flash 3+.
    if (navigator.plugins["Shockwave Flash 2.0"]
        || navigator.plugins["Shockwave Flash"]) {

      // Some version of Flash was found. Time to figure out which.
      
      // Set convenient references to flash 2 and the plugin description.
      var isVersion2 = navigator.plugins["Shockwave Flash 2.0"] ? " 2.0" : "";
      var flashDescription = navigator.plugins["Shockwave Flash" + isVersion2].description;

      // DEBUGGING: uncomment next line to see the actual description.
      // alert("Flash plugin description: " + flashDescription);
      
      // A flash plugin-description looks like this: Shockwave Flash 4.0 r5
      // We can get the major version by grabbing the character before the period
      // note that we don't bother with minor version detection. 
      // Do that in your movie with $version or getVersion().
      var flashVersion = parseInt(flashDescription.substring(16));

      // We found the version, now set appropriate version flags. Make sure
      // to use >= on the highest version so we don't prevent future version
      // users from entering the site.
      flash2Installed = flashVersion == 2;    
      flash3Installed = flashVersion == 3;
      flash4Installed = flashVersion == 4;
      flash5Installed = flashVersion == 5;
      flash6Installed = flashVersion == 6;
      flash7Installed = flashVersion == 7;
      flash8Installed = flashVersion == 8;
      flash9Installed = flashVersion >= 9;
    }
  }
  
  // Loop through all versions we're checking, and
  // set actualVersion to highest detected version.
  for (var i = 2; i <= maxVersion; i++) {  
    if (eval("flash" + i + "Installed") == true) actualVersion = i;
  }
  
  // If we're on msntv (formerly webtv), the version supported is 4 (as of
  // January 1, 2004). Note that we don't bother sniffing varieties
  // of msntv. You could if you were sadistic...
  if(navigator.userAgent.indexOf("WebTV") != -1) actualVersion = 4;  
  
  // DEBUGGING: uncomment next line to display flash version
  // alert("version detected: " + actualVersion);


  // We're finished getting the version on all browsers that support detection.
  // Time to take the appropriate action.

  // If the user has a new enough version...
  if (actualVersion >= requiredVersion) {
    // ...then we'll redirect them to the flash page, unless we've
    // been told not to redirect.
    if (useRedirect) {
      // Need javascript1.1 to do location.replace
      if(jsVersion > 1.0) {
        // It's safe to use replace(). Good...we won't break the back button.
        window.location.replace(flashPage);  
      } else {
        // JavaScript version is too old, so use .location to load
        // the flash page.
        window.location = flashPage;
      }
    }
    
    // If we got here, we didn't redirect. So we make a note that we should
    // write out the object/embed tags later.
    hasRightVersion = true;                
  } else {  
    // The user doesn't have a new enough version.
    // If the redirection option is on, load the appropriate alternate page.
    if (useRedirect) {
      // Do the same .replace() call only if js1.1+ is available.
      if(jsVersion > 1.0) {
        window.location.replace((actualVersion >= 2) ? upgradePage : noFlashPage);
      } else {
        window.location = (actualVersion >= 2) ? upgradePage : noFlashPage;
      }
    }
  }
}