//Translucent scroller- By Dynamic Drive
//For full source code and more DHTML scripts, visit http://www.dynamicdrive.com
//This credit MUST stay intact for use

var scroller_width='100%';
var scroller_height='20px';
var bgcolor='#373737';
var pause=5000; //SET PAUSE BETWEEN SLIDE (3000=3 seconds)
var scrollercontent=new Array();

////NO need to edit beyond here/////////////

var ie4=document.all;
var dom=document.getElementById&&navigator.userAgent.indexOf("Opera")==-1;


var curpos=scroller_height*(1);
var degree=10;
var curcanvas="canvas0";
var curindex=0;
var nextindex=1;

// Modifica G. Romeo 16 luglio 2007
function parseQString() {
	var queryString = self.location.search.replace(/\?/, '');
	if (queryString.length > 2){
		var res = queryString.split('&');
		
		for (var i=0; i< res.length; i++) {
			if (res[i].indexOf('bgColor') >= 0) {
				bgcolor = decodeURIComponent(res[i].split('=')[1]);
			} else if (res[i].indexOf('w') >= 0) {
				scroller_width = decodeURIComponent(res[i].split('=')[1]);
			} else if (res[i].indexOf('h') >= 0) {
				scroller_height = decodeURIComponent(res[i].split('=')[1]);
			}
		}
	}
}

parseQString();
if (ie4||dom)
document.write('<div style="position:relative;width:'+scroller_width+';height:'+scroller_height+';overflow:hidden"><div id="canvas0" style="position:absolute;background-color:'+bgcolor+';width:'+scroller_width+';height:'+scroller_height+';top:'+scroller_height+';filter:alpha(opacity=20);-moz-opacity:0.2;"></div><div id="canvas1" style="position:absolute;background-color:'+bgcolor+';width:'+scroller_width+';height:'+scroller_height+';top:'+scroller_height+';filter:alpha(opacity=20);-moz-opacity:0.2;"></div></div>');
else if (document.layers){
document.write('<ilayer id=tickernsmain visibility=hide width='+scroller_width+' height='+scroller_height+' bgColor='+bgcolor+'><layer id=tickernssub width='+scroller_width+' height='+scroller_height+' left=0 top=0>'+scrollercontent[0]+'</layer></ilayer>');
}

// Fine modifica


function moveslide(){
if (curpos>0){
	crossobj.style.display='';
	curpos=Math.max(curpos-degree,0);
	tempobj.style.top=curpos+"px";
}
else{
	clearInterval(dropslide);
	nextcanvas=(curcanvas=="canvas0")? "canvas0" : "canvas1";
	tempobj=ie4? eval("document.all."+nextcanvas) : document.getElementById(nextcanvas);
	tempobj.innerHTML=scrollercontent[curindex];
	nextindex=(nextindex<scrollercontent.length-1)? nextindex+1 : 0;
	if (crossobj.filters) {
		crossobj.filters.alpha.opacity=100;
		tempobj.filters.alpha.opacity=0;
	}
	else if (crossobj.style.MozOpacity) {
		crossobj.style.MozOpacity=1;
		tempobj.style.MozOpacity=0;
	}
	tempobj.style.display='none';
	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;
		//alert(document.all.canvas0.innerHTML + '\n\n' + document.all.canvas1.innerHTML);
	}
	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(scrollercontent[curindex])
	crossobj.document.close();
}
curindex=(curindex<scrollercontent.length-1)? curindex+1 : 0;
}

function resetit(what){
curpos=parseInt(scroller_height)*(1);
var crossobj=ie4? eval("document.all."+what) : document.getElementById(what);
crossobj.style.top=curpos+"px";
}

function startit(){

crossobj=ie4? eval("document.all."+curcanvas) : dom? document.getElementById(curcanvas) : document.tickernsmain.document.tickernssub;
if (ie4||dom){
	crossobj.innerHTML=scrollercontent[curindex];
	rotateslide();
}
else{
	document.tickernsmain.visibility='show';
	curindex++;
	setInterval("rotateslide()",pause);
}
}

/*
if (ie4||dom||document.layers)
window.onload=startit
*/