// JavaScript Document
function _Point(x,y) {  this.x = x; this.y = y; }
$m = new _Point(-500,-500);

function getMouse(e){
	if(document.all){  //NS
		$m.x = event.x + document.body.scrollLeft;
		$m.y = event.y + document.body.scrollTop;
	}else{               //IE
		$m.x = e.pageX;
		$m.y = e.pageY;
	}
	//window.status="x:"+$m.x+" y:"+$m.y;
	return true;
}

window.onload=function(){
	if (document.all){//FF
		document.onmousemove = getMouse;
	}else{//IE 
		document.onmousemove = getMouse;
	}
}
//if(document.layers){ document.captureEvents(Event.MOUSEMOVE); document.onMouseMove = getMouse;}