var ns = (document.layers) ? 1 : 0;
	var ie = (document.all) ? 1 : 0;
	var y=0;
	function openDiv(){
		if(ns==1) {y+=50;document.bar.clip.right=y;}
		if(ie==1) {y+=50;bar.style.clip="rect(0,"+y+",100,0)";}
		if(y>=700) {return false;}
		else {setTimeout("openDiv()",20);}
	}
	
	function showDiv(type){
		if (ns==1) {
			if(type==1) {
				document.roll.visibility="visible";
				}
			else {
				document.roll.visibility="hidden";
				}
		}
		if (ie==1) {
			if(type==1) {
				roll.style.visibility="visible";
				}
			else {
				roll.style.visibility="hidden";
				}
	}		
	}