var lastcolor;
function NavRollOver(oTd) {if (!oTd.contains(event.fromElement)){lastcolor = oTd.bgColor;oTd.bgColor = '#DDDDDD';}}
function NavRollOut(oTd)  {if (!oTd.contains(event.toElement))	{oTd.bgColor = lastcolor;}}

var mouseX, mouseY;
var sCacheText;
iCacheNr = 0;

function getMousePos(e){
	if (!e)
		var e = window.event||window.Event;
			
	if('undefined'!=typeof e.pageX){
		mouseX = e.pageX;
		mouseY = e.pageY;
	} else {
		mouseX = e.clientX + document.body.scrollLeft;
		mouseY = e.clientY + document.body.scrollTop;
	}
}

if(window.Event && document.captureEvents) {document.captureEvents(Event.MOUSEMOVE)};
document.onmousemove = getMousePos;
	
function PrevShow(sText){
	iCacheNr++
	setTimeout("ShowBox(" + iCacheNr + ",'" + sText + "')",500);
}

function ShowBox(iCache,sText) {
	if (iCache == iCacheNr) {
		oPreviewBox = document.getElementById("PreviewBox");
		oPreviewBox.style.left = mouseX + "px";
		oPreviewBox.style.top = mouseY + "px";
		oPreviewBox.style.display = "block";	
		document.getElementById("PreviewText").innerHTML = sText;
	}
}

function PrevHide(){
	if (iCacheNr > 150) {iCacheNr = 0;}
	oPreviewBox = document.getElementById("PreviewBox");
	oPreviewBox.style.display = "none";
	iCacheNr++
}