// JavaScript Document
function obj(sName) {
	if(document.all)
		return document.all[sName];
	else if(document.getElementById)
		return document.getElementById(sName);
	else
		return null;
}

//generic popup.
function doPopup(URL, iWidth, iHeight) {
	if ((iWidth == null) || (iHeight == null))
	{
		w = 578;
		h = 300;
	}
	else {
		w = iWidth;
		h = iHeight;
	}
	window.open(URL,'Title','toolbar=0,location=0,status=0,menubar=0,scrollbars=1,top='+Math.floor(screen.height/2-h/2)+',left='+Math.floor(screen.width/2-w/2)+',resizable=1,width='+w+',height='+h);
}

function doPopupNoscroll(URL, iWidth, iHeight) {
	if ((iWidth == null) || (iHeight == null))
	{
		w = 578;
		h = 300;
	}
	else {
		w = iWidth;
		h = iHeight;
	}
	window.open(URL,'Title','toolbar=0,location=0,status=0,menubar=0,scrollbars=0,top='+Math.floor(screen.height/2-h/2)+',left='+Math.floor(screen.width/2-w/2)+',resizable=1,width='+w+',height='+h);
}