var IE = document.all?true:false; 
if (!IE) document.captureEvents(Event.MOUSEMOVE) 
document.onmousemove = getMouseXY; 
var tempX = 0; 
var tempY = 0; 
function getMouseXY(e) { 
if (IE) { // grab the x-y pos.s if browser is IE 
tempX = event.clientX + document.body.scrollLeft; 
tempY = event.clientY + document.body.scrollTop; 
} 
else { // grab the x-y pos.s if browser is NS 
tempX = e.pageX; 
tempY = e.pageY; 
} 
if (tempX < 0){tempX = 0;} 
if (tempY < 0){tempY = 0;} 
document.getElementById('mx').firstChild.nodeValue = tempX; 
document.getElementById('my').firstChild.nodeValue = tempY; 
return true; 
}