function findLivePageWidth() {
	if (window.innerWidth != null)
		return window.innerWidth;
	if (document.body.clientWidth != null)
		return document.body.clientWidth;
	return (null);
}
	
function popUp(evt,objectID){
	if (isDHTML) { // Makes sure this is a DHTML browser
		var livePageWidth = findLivePageWidth();
		//alert(livePageWidth);
		domStyle = findDOM(objectID,1);
		dom = findDOM(objectID,0);
		state = domStyle.visibility;
		if (dom.offsetWidth) elemWidth = dom.offsetWidth;
		else { if (dom.clip.width)	elemWidth = dom.clip.width; }
		if (state == "visible" || state == "show")  { domStyle.visibility = "hidden"; }
		else {
			if (evt.pageY) { //Calculates the position for Navigator 4 
				topVal = evt.pageY + 50;
				leftVal = evt.pageX - (elemWidth / 2) + 80; 
			}
			else { 
				if (evt.y) { // Calculates the position for IE4
					topVal = evt.y + 50 + document.body.scrollTop;
					leftVal = evt.x - (elemWidth / 2) + document.body.scrollLeft + 80;
				}
			}
		/*If the element goes off the page to the left, this moves it back */
			if(leftVal < 2) { leftVal = 2; }
			else { 
				if ((leftVal + elemWidth) > livePageWidth) { leftVal = leftVal - (elemWidth / 2); }
			}
			domStyle.top = topVal; // Positions the element from the top
			domStyle.left = leftVal; // Positions the element from the left
			domStyle.visibility = "visible"; // Makes the element visable 
		}
	}
}