// JavaScript Document
//window.onload = initAll; 
var xhr = false; var xPos, yPos;

//function initAll() { var allLinks = document.getElementsByTagName("a"); for (var i=0; i< allLinks.length; i++) { allLinks[i].onmouseover = showPreview; } }

function showPreview(evt) {	
//alert(evt);
getPreview(evt); return false; 
}

function hidePreview() { document.getElementById("previewWin").style.visibility = "hidden"; }

function getPreview(evt) { if (evt) { var url = evt.target;	} else { evt = window.event; var url = evt.srcElement; }
xPos = evt.clientX;	yPos = evt.clientY;	
	if (window.XMLHttpRequest) { xhr = new XMLHttpRequest(); }
	else {	if (window.ActiveXObject) {	try { xhr = new ActiveXObject("Microsoft.XMLHTTP");	} catch (e) { } }	}
	if (xhr) { xhr.onreadystatechange = showContents; xhr.open("GET", url, true); xhr.send(null); }
	else { //alert("Sorry, but I couldn't create an XMLHttpRequest");
	} }

function showContents() {
	var prevWin = document.getElementById("previewWin");
	
	if (xhr.readyState == 4) {
		prevWin.innerHTML = (xhr.status == 200) ? xhr.responseText : "There was a problem with the request " + xhr.status;
		prevWin.style.top = parseInt(yPos)+2 + "px";
		prevWin.style.left = parseInt(xPos)+2 + "px";
		prevWin.style.visibility = "visible";
		prevWin.onmouseout = hidePreview;
	}
}
//document.document.getElementById("a").onmouseover = showPreview;