var ie4=document.all;
var dom=document.getElementById&&navigator.userAgent.indexOf("Opera")==-1;
var curpos;
var curcanvas="canvas0";
var curindex=0;
var nextindex=1;

function img_scroll_main()
{
	curpos=trans_width*(-1);
	var imageholder=new Array()	
	for (i=0;i<slideshowcontent.length;i++){
		imageholder[i]=new Image()
		imageholder[i].src=slideshowcontent[i][0]
	}
	
	
	if (ie4||dom)
	document.write('<div style="position:relative;width:'+trans_width+';height:'+trans_height+';overflow:hidden"><div id="canvas0" style="position:absolute;background-color:'+bgcolor+';width:'+trans_width+';height:'+trans_height+';left:-'+trans_width+';filter:alpha(opacity=20);-moz-opacity:0.2;"></div><div id="canvas1" style="position:absolute;background-color:'+bgcolor+';width:'+trans_width+';height:'+trans_height+';left:-'+trans_width+';filter:alpha(opacity=20);-moz-opacity:0.2;"></div></div>')
	else if (document.layers){
	document.write('<ilayer id=tickernsmain visibility=hide width='+trans_width+' height='+trans_height+' bgColor='+bgcolor+'><layer id=tickernssub width='+trans_width+' height='+trans_height+' left=0 top=0>'+'<img src="'+slideshowcontent[0][0]+'"></layer></ilayer>')
	}
	
	if (window.addEventListener)
	window.addEventListener("load", startit, false)
	else if (window.attachEvent)
	window.attachEvent("onload", startit)
	else if (ie4||dom||document.layers)
	window.onload=startit
}

function getslidehtml(theslide){
	var slidehtml=""
	if (theslide[1]!="")
	slidehtml='<a href="'+theslide[1]+'" target="'+theslide[2]+'">'
	slidehtml+='<img src="'+theslide[0]+'" border="0">'
	if (theslide[1]!="")
	slidehtml+='</a>'
	return slidehtml
}
	
function moveslide(){
	if (curpos<0){
		curpos=Math.min(curpos+degree,0)
		tempobj.style.left=curpos+"px"
	}
	else
	{
		clearInterval(dropslide)
		if (crossobj.filters)
			crossobj.filters.alpha.opacity=100
		else if (crossobj.style.MozOpacity)
			crossobj.style.MozOpacity=1
		nextcanvas=(curcanvas=="canvas0")? "canvas0" : "canvas1"
		tempobj=ie4? eval("document.all."+nextcanvas) : document.getElementById(nextcanvas)
		tempobj.innerHTML=getslidehtml(slideshowcontent[curindex])
		nextindex=(nextindex<slideshowcontent.length-1)? nextindex+1 : 0
		setTimeout("rotateslide()",pause)
	}
}
	
function rotateslide(){
	if (ie4||dom)
	{
		resetit(curcanvas)
		crossobj=tempobj=ie4? eval("document.all."+curcanvas) : document.getElementById(curcanvas)
		crossobj.style.zIndex++
		if (crossobj.filters)
			document.all.canvas0.filters.alpha.opacity=document.all.canvas1.filters.alpha.opacity=20
		else if (crossobj.style.MozOpacity)
			document.getElementById("canvas0").style.MozOpacity=document.getElementById("canvas1").style.MozOpacity=0.2
		var temp='setInterval("moveslide()",50)'
		dropslide=eval(temp)
		curcanvas=(curcanvas=="canvas0")? "canvas1" : "canvas0"
	}
	else if (document.layers)
	{
		crossobj.document.write(getslidehtml(slideshowcontent[curindex]))
		crossobj.document.close()
	}
	curindex=(curindex<slideshowcontent.length-1)? curindex+1 : 0
}
	
function jumptoslide(which){
	curindex=which
	rotateslide()
}
	
function resetit(what){
	curpos=parseInt(trans_width)*(-1)
	var crossobj=ie4? eval("document.all."+what) : document.getElementById(what)
	crossobj.style.left=curpos+"px"
}
	
function startit(){
	crossobj=ie4? eval("document.all."+curcanvas) : dom? document.getElementById(curcanvas) : document.tickernsmain.document.tickernssub
	if (ie4||dom)
	{
		crossobj.innerHTML=getslidehtml(slideshowcontent[curindex])
		rotateslide()
	}
	else
	{
		document.tickernsmain.visibility='show'
		curindex++
		setInterval("rotateslide()",pause)
	}
}


function randomImage()
{
    doc_path="";
    totalImgs = 4;
    imgNo=Math.round(Math.random() * totalImgs);

    if (imgNo <= 0 || imgNo > totalImgs)
        imgNo = totalImgs;

    document.write("<IMG SRC='"+doc_path+"/images/banner"+imgNo+".jpg' WIDTH='790' HEIGHT='150' ALT='The Great Fiesta'>");
}