<!doctype html>
<html>
<head>
<meta charset="utf-8">
<title>获取鼠标的位置</title>
<script>
function mouseMove(ev)
{
Ev= ev || window.event;
var mousePos = mouseCoords(ev);
document.getElementById("xxx").value = mousePos.x;
document.getElementById("yyy").value = mousePos.y;
}
function mouseCoords(ev)
{
if(ev.pageX || ev.pageY){
return {x:ev.pageX, y:ev.pageY};
}
return{
x:ev.clientX + document.body.scrollLeft - document.body.clientLeft,
y:ev.clientY + document.body.scrollTop - document.body.clientTop
};
}
document.onmousemove = mouseMove;
</script>
<body>
鼠标X轴:
<input id=xxx type=text>
鼠标Y轴:
<input id=yyy type=text>
</body>
</html>
原文：http://www.cnblogs.com/jsingleegg/p/4893909.html