ajaxpage("artprogram.htm", "art_div");
ajaxpage("artprogram_topics.htm", "topics_div");
ajaxpage("sponser.htm", "sponser_div");
ajaxpage("dates.htm", "dates_div");
ajaxpage("works.htm", "works_div");
ajaxpage("papers.htm", "papers_div");
ajaxpage("sessions.htm", "sessions_div");
ajaxpage("artprogram_org1.htm", "org1_div");
ajaxpage("artprogram_faq1.htm", "sub_faq1_div");
ajaxpage("artprogram_confsubmission.htm", "sub_conf_div");
ajaxpage("artprogram_exhibsubmission.htm", "sub_art_div");
ajaxpage("artprogram_statement.htm", "statement_div");

var mainpage = new Array("http://www.mmdb.ece.ucsb.edu/acmmm06/", "Main Conference Page", "imgs/IMG_6577.JPG");

//var past2005page = new Array("http://www.ee.columbia.edu/~ajaimes/ACM_05_web/web_2005.htm", "Link to 2005 Art Program", "imgs/IMG_6577.JPG");
var past2005page = new Array("http://www.sigmm.org/apache/arts/", "2005 Arts Exhibition Program", "imgs/IMG_6577.JPG");

var art_program = new Array(art_div, "General Information", "imgs/IMG_6577.JPG");
var statement = new Array(statement_div, "Art Exhibition Statement", "imgs/IMG_6583.JPG");
var topics = new Array(topics_div, "Conference Track Topics", "imgs/IMG_6592.JPG");
var sub_conf = new Array(sub_conf_div, "Conference Track Submissions", "imgs/IMG_6575.JPG");
var sub_art = new Array(sub_art_div, "Art Exhibition Submissions", "imgs/DSCF0027.JPG");
var sub_faq1 = new Array(sub_faq1_div, "Submission FAQ", "imgs/IMG_6580.JPG");
var organizers = new Array(org1_div, "Organizers", "imgs/DSCF0029.JPG");
var dates  = new Array(dates_div, "Important Dates", "imgs/IMG_6588.JPG");
var papers  = new Array(papers_div, "2006 Short Papers Program", "imgs/IMG_papers.jpg");
var works  = new Array(works_div, "2006 Arts Exhibition Program", "imgs/DSCF0007.JPG");
var sessions  = new Array(sessions_div, "2006 Arts Sessions Program", "imgs/IMG_sessions.jpg");
var sponser  = new Array(sponser_div, "Sponsors", "imgs/IMG_6574.JPG");

//var toc = new Array(mainpage, art_program, statement,  topics,  sub_conf, sub_art, sub_faq1, organizers, dates, sponser, works, papers, sessions, past2005page); 
var toc = new Array(mainpage, art_program, statement,  topics,  sub_conf, sub_art, sub_faq1, organizers, dates, sponser, works, papers, sessions, past2005page); 



function changeTitle(isOver)
{
	if (isOver == true)
	{
		//document.getElementById("cornerimg").src = "acm4.jpg";	
		document.getElementById("cornerimg").src = "acm5.jpg";	
	}
	else if (isOver == false)
	{
		//document.getElementById("corner").innerHTML = "<img src='acm4.jpg'>";	
		//document.getElementById("cornerimg").src = "acm5.jpg";	
		document.getElementById("cornerimg").src = "acm2.jpg";	
	}

	//alert("corner inner html = " + document.getElementById('corner').innerHTML);
}
	
var browser = new Browser();
function Browser() {

  var ua, s, i;

  this.isIE    = false;
  this.isNS    = false;
  this.version = null;

  ua = navigator.userAgent;

  s = "MSIE";
  if ((i = ua.indexOf(s)) >= 0) {
    this.isIE = true;
    this.version = parseFloat(ua.substr(i + s.length));
    return;
  }

  s = "Netscape6/";
  if ((i = ua.indexOf(s)) >= 0) {
    this.isNS = true;
    this.version = parseFloat(ua.substr(i + s.length));
    return;
  }

  // Treat any other "Gecko" browser as NS 6.1.

  s = "Gecko";
  if ((i = ua.indexOf(s)) >= 0) {
    this.isNS = true;
    this.version = 6.1;
    return;
  }
}


var loadedobjects=""
var rootdomain="http://"+window.location.hostname

function ajaxpage(url, containerid)
{
var page_request = false
if (window.XMLHttpRequest) // if Mozilla, Safari etc
page_request = new XMLHttpRequest()
else if (window.ActiveXObject){ // if IE
try {
page_request = new ActiveXObject("Msxml2.XMLHTTP")
} 
catch (e){
try{
page_request = new ActiveXObject("Microsoft.XMLHTTP")
}
catch (e){}
}
}
else
return false
page_request.onreadystatechange=function(){
loadpage(page_request, containerid)
}
page_request.open('GET', url, true)
page_request.send(null)
}

function loadpage(page_request, containerid)
{
	if (page_request.readyState == 4 && (page_request.status==200 || window.location.href.indexOf("http")==-1))
	document.getElementById(containerid).innerHTML=page_request.responseText;

	/* THIS IS WHERE WE CHOOSE THE FIRST PAGE */
  
	if (global_firstpage == "art")
	{	
	  if (containerid == "works_div")
	  {
		document.getElementById("col3").innerHTML = page_request.responseText;
	  }
	}
	else
	{
	if (containerid == "art_div")
	{
		document.getElementById("col3").innerHTML = page_request.responseText;
	}
	}
}

function loadobjs()
{
  if (!document.getElementById)
  return

  for (i=0; i<arguments.length; i++)
  {
    var file=arguments[i]
    var fileref=""
    if (loadedobjects.indexOf(file)==-1){ //Check to see if this object has not already been added to page before proceeding
    if (file.indexOf(".js")!=-1){ //If object is a js file

    fileref=document.createElement('script')
    fileref.setAttribute("type","text/javascript");
    fileref.setAttribute("src", file);
  }

  else if (file.indexOf(".css")!=-1){ //If object is a css file
fileref=document.createElement("link")
fileref.setAttribute("rel", "stylesheet");
fileref.setAttribute("type", "text/css");
fileref.setAttribute("href", file);
}
}
if (fileref!=""){
document.getElementsByTagName("head").item(0).appendChild(fileref)
loadedobjects+=file+" " //Remember this object as being already added to page
}
}
}



function swapout(page)
{
	document.getElementById("col3").innerHTML = document.getElementById(page).innerHTML;	
	scroll(0,0);

}


function switchColor(num, isOn)
{


	var curheader = document.getElementById("header_"+num);
	//curheader.style.background = "gray";
	
	if (isOn == true)
	{
		//curheader.style.color = "#ffd600";
		//curheader.style.background = "#ffd600";
		//curheader.style.background = "blue";
		//curheader.style.color = "blue";
		curheader.style.color = "#2434BB";
}
	else
	{
		//curheader.style.color = "black";
		//curheader.style.background = "white";
		curheader.style.color = "black";
		
	}
	
	/*for (var i = 0; i < toc.length; i++)
	{
		if (i != num)
		{
			//document.getElementById("header_"+i).style.background = 'white';
			document.getElementById("header_"+i).style.color = "black";
		}
	}
	*/
 	
}
function switchSubContents(num)
{
	//document.getElementById("col3").innerHTML ="";
	this.subnode = toc[num];

	//this.subnode = subnode;
	//alert("here");
	//var col2 = document.getElementById("col2");

	//col2.innerHTML = "";
	
	if (num == 0) //is link to mainpage
	{
		window.open(toc[num][0]);
	}
	else if (num == 13) //is link to past2005page
	{
		window.open(toc[num][0]);
	}
	else
	{
		var ihtml = "<img src='"+ toc[num][2] + "' width='230px'> ";	
		document.getElementById("colpic").innerHTML = ihtml;	
		document.getElementById("col3").innerHTML = toc[num][0].innerHTML;	
	}

	/*
	//var heightinc = 180 / (this.subnode.length - 2 );	
	var heightinc = 180 / (this.subnode.length - 2 );	

	if (browser.isIE)
	{
		//return;
	}
	
	for (var i = 1; i < this.subnode.length; i++)
	{
		var subcontent = this.subnode[i];

		var subheader = document.createElement("a");

		var thepage = subcontent[2];
		subheader.id = "subheader_"+(i-1);
		
		if (browser.isIE)
		{
			subheader.attachEvent("onmouseover", makeEventFunc2(thepage, (i-1), (this.subnode.length - 1) ) );

	
		}
		else
		{
			subheader.setAttribute("onmouseover", "switchPageContents('" + thepage+"', "+(i-1)+", "+(this.subnode.length - 1)+");");
		}
		
		//subheader.setAttribute("style", "position:absolute;text-align:left;background:transparent;top:"+(heightinc * (i-1))+"px;width:160px");		
		//subheader.setAttribute("style", "position:absolute;text-align:right;background:transparent;top:"+(200 - (20 * i))+"px;width:200px");		
		subheader.innerHTML += subcontent[0] + "<p>";	
		//subheader.innerHTML += subcontent[1] + "<p>";	
			
		col2.appendChild(subheader);
	}
	*/

	//col2.innerHTML = subnode[0];
}

function homepage()
{	
	var col3 = document.getElementById("col3");
	//col3.innerHTML = bio;
}

function makeEventFunc2( param1, param2, param3 )
{
	return function()
     {
         //alert( "param1 = " + param1 + "\nparam2 = " + param2 );
	     switchPageContents(param1, param2, param3);
     }

}
function switchPageContents(page, num, lengths)
{


	var curheader = document.getElementById("subheader_"+num);
	curheader.style.background = "gray";
	for (var i = 0; i < lengths; i++)
	{
		if (i != num)
		{
			document.getElementById("subheader_"+i).style.background = 'white';
		}
	}
 	
	var col3 = document.getElementById("col3");

	

	ajaxpage(page, "col3");
	//col3.innerHTML = page;
}

	function changephoto(beg, num, type)
	{
		if (!type)
		{
			type = "jpg";
		}
		
		var big = document.getElementById("big");

		big.innerHTML = "<img src='"+beg+"/"+beg+"_"+num+"."+type+"' width='500px'  style='border:1px solid black'/>";

	}