function loadWin(win,url,width,height,top){
	var cHeight = document.body.offsetHeight;
	var cWidth = document.body.offsetWidth;
	document.getElementById(win+"Frame").src = "";
	document.getElementById(win).style.display='';
	document.getElementById(win).style.position='absolute';
	document.getElementById(win).style.width = width+"px";
	document.getElementById(win).style.height = height+"px";
	if(top){
		document.getElementById(win).style.top = top + "px";
	}else{
		document.getElementById(win).style.top = (cHeight - (height * 3)) / 2 + "px";
	}
	document.getElementById(win).style.left = (cWidth - width) / 2 + "px";
	document.getElementById(win).style.zIndex = 1000;
	document.getElementById(win+"Frame").src = url;	
}

function closeWin(win){
	document.getElementById(win).style.display='none';
	document.getElementById(win+"Frame").src = "";
}