/****************************************************************
* DHTML Billboard script- © Dynamic Drive (www.dynamicdrive.com)
* This notice must stay intact for use
* Visit http://www.dynamicdrive.com/ for full source code
*****************************************************************/
//List of transitional effects to be randomly applied to billboard:
var billboardeffects=["GradientWipe(GradientSize=1.0 Duration=0.7)", "Inset", "Iris", "Pixelate(MaxSquare=5 enabled=false)", "RadialWipe", "RandomBars", "Slide(slideStyle='push')", "Spiral", "Stretch", "Strips", "Wheel", "ZigZag"]

//var billboardeffects=["Iris"] //Uncomment this line and input one of the effects above (ie: "Iris") for single effect.

var tickspeed=5000; 			//ticker speed in miliseconds (2000=2 seconds)
var effectduration=500; 		//Transitional effect duration in miliseconds
var hidecontent_from_legacy=1; 	//Should content be hidden in legacy browsers- IE4/NS4 (0=no, 1=yes).

var filterid=Math.floor(Math.random()*billboardeffects.length);

var selectedDiv=0;
var totalDivs=0;

function contractboard(){
	var inc=0;
	while (document.getElementById("billboard"+inc)){
		document.getElementById("billboard"+inc).style.display="none";
		inc++;
	}
}

function expandboard(){
	var selectedDivObj=document.getElementById("billboard"+selectedDiv);
	contractboard();
	if (selectedDivObj.filters){
		if (billboardeffects.length>1){
			filterid=Math.floor(Math.random()*billboardeffects.length);
			selectedDivObj.style.filter="progid:DXImageTransform.Microsoft."+billboardeffects[filterid];
		}
		selectedDivObj.filters[0].duration=effectduration/1000;
		selectedDivObj.filters[0].Apply();
	}
	selectedDivObj.style.display="block";
	if (selectedDivObj.filters)
		selectedDivObj.filters[0].Play();
	selectedDiv=(selectedDiv<totalDivs-1)? selectedDiv+1 : 0;
	setTimeout("expandboard()",tickspeed);
}

function startbill(){
	while (document.getElementById("billboard"+totalDivs)!=null)
		totalDivs++;
	if (document.getElementById("billboard0").filters)
		tickspeed+=effectduration;
	expandboard();
}

if (window.addEventListener)
	window.addEventListener("load", startbill, false);
else if (window.attachEvent)
	window.attachEvent("onload", startbill);
else if (document.getElementById)
	window.onload=startbill