var speed = 1; 

var dom = document.getElementById ? true:false;
var nn4 = document.layers ? true:false;
var ie4 = document.all ? true:false;

var clickDown1 = false; 

var timer1 = setTimeout("",500);

var contentT1; 
var contentT2;
var contentH1; 
var contentH2; 
var contentClipH1;

var go1 = true;
var go2 = false; 

function getT1(){
	if(ie4)
		contentT1 = document.all.scrollerContent1.style.pixelTop;
	else if(nn4)
		contentT1 = document.scrollerContentClip1.document.scrollerContent1.top;
	else if(dom)
		contentT1 = parseInt(document.getElementById("scrollerContent1").style.top);
}

function getT2(){
	if(ie4)
		contentT2 = document.all.scrollerContent2.style.pixelTop;
	else if(nn4)
		contentT2 = document.scrollerContentClip1.document.scrollerContent2.top;
	else if(dom)
		contentT2 = parseInt(document.getElementById("scrollerContent2").style.top);
}

function moveTo1(){
	if(ie4){
		document.all.scrollerContent1.style.top = contentT1;
	}
	else if(nn4){
		document.scrollerContentClip1.document.scrollerContent1.top = contentT1;
	}
	else if(dom){
		document.getElementById("scrollerContent1").style.top = contentT1 + "px";
	}
}

function moveTo2(){
	if(ie4){
		document.all.scrollerContent2.style.top = contentT2;
	}
	else if(nn4){
		document.scrollerContentClip1.document.scrollerContent2.top = contentT2;
	}
	else if(dom){
		document.getElementById("scrollerContent2").style.top = contentT2 + "px";
	}
}


function scrollDown1(){
	getT1();
	getT2();
	if(clickDown1){

		if (go1)
		{
			if(contentT1 > -(contentH1)){						
				contentT1 = contentT1 - speed;
			}else{
				contentT1 = contentClipH1;	
				go1 = false;
			}
			moveTo1();
		}
		if (go2)
		{
			if(contentT2 > -(contentH2)){						
				contentT2 = contentT2 - speed;
			}else{
				contentT2 = contentClipH1;	
				go2 = false;
			}
			moveTo2();
		}

		if(contentT1 < -(contentH1 - contentClipH1)){						
			go2 = true;
		}

		if(contentT2 < -(contentH2 - contentClipH1)){						
			go1 = true;
		}

		timer1 = setTimeout("scrollDown1()",100);
	}
	return false;
}


function reloadPage(){
	location.reload();
}

function eventLoader(){
	if(ie4){
		contentH1 = parseInt(document.all.scrollerContent1.scrollHeight);
		contentH2 = parseInt(document.all.scrollerContent2.scrollHeight);
		contentClipH1 = parseInt(document.all.scrollerContentClip1.style.height);
	}
	else if(nn4){
		contentH1 = document.scrollerContentClip1.document.scrollerContent1.clip.bottom;
		contentH2 = document.scrollerContentClip1.document.scrollerContent2.clip.bottom;
		contentClipH1 = document.scrollerContentClip1.clip.bottom;
	}
	else if(dom){
		contentH1 = parseInt(document.getElementById("scrollerContent1").offsetHeight);
		contentH2 = parseInt(document.getElementById("scrollerContent2").offsetHeight);
		contentClipH1 = parseInt(document.getElementById("scrollerContentClip1").offsetHeight);
		document.getElementById("scrollerContent1").style.top = 0 + "px";	
	}
	contentT2 = contentClipH1;
	moveTo2();
	clickDown1 = true;
	scrollDown1();
}