急：在网页里如何知道鼠标在网页上的坐标
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1<html>
2<body onmousemove="f()">
3<input id="aa"/>
4<script>
5function f(){
6aa.value="x:"+window.event.x+" y:"+window.event.y;
7}
8</script>
9</body>
10</html>
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event.clientX
Retrieves the x-coordinate of the mouse pointer's position relative to the client area of the window, excluding window decorations and scroll bars.
event.clientY
Retrieves the y-coordinate of the mouse pointer's position relative to the client area of the window, excluding window decorations and scroll bars.
event.offsetX
Sets or retrieves the x-coordinate of the mouse pointer's position relative to the object firing the event.
event.offsetY
Sets or retrieves the y-coordinate of the mouse pointer's position relative to the object firing the event.
event.screenX
Retrieves the x-coordinate of the mouse pointer's position relative to the user's screen.
event.screenY
Retrieves the y-coordinate of the mouse pointer's position relative to the user's screen.
event.x
Retrieves the x-coordinate of the mouse pointer's position relative to the parent element.
event.y
Retrieves the y-coordinate of the mouse pointer's position relative to the parent element.