ie4 = ((navigator.appName == "Microsoft Internet Explorer") && (parseInt(navigator.appVersion) >= 4 ))
ns4 = ((navigator.appName == "Netscape") && (parseInt(navigator.appVersion) == 4 ))
ns6 = ((navigator.appName == "Netscape") && (parseInt(navigator.appVersion) >= 5 ))


var mouseX = 0;
var mouseY = 0;

document.onmousemove = MouseMove;


if (ns4 | ns6)
{
    document.captureEvents(Event.MOUSEMOVE);
}


function MouseMove(e)
{
    if (ns4 | ns6)
    {
	  mouseX = e.pageX;
	  mouseY = e.pageY;
    }
    
    if (ie4)
    {
	  mouseX = document.body.scrollLeft+event.clientX;
	  mouseY = document.body.scrollTop+event.clientY;
    }
}