代码如下
<!DOCTYPE html>
clientX-Y的问题
<br> #div1{<br> width: 200px;<br> height: 200px;<br> background: red;<br> position: absolute;<br> }<br>
<br> function getPos(ev)<br> {<br> var scrollTop=document.documentElement.scrollTop||document.body.scrollTop;<br> var scrollLeft=document.documentElement.scrollLeft||document.body.scrollLeft;</p> <pre><code> return (x;ev.clientX+scrollLeft,y;ev.clientY+scrollTop)//这里提示 Uncaught SyntaxError: Unexpected token ; } document.onmousemove= function (ev) { var oDiv=document.getElementById('div1'); var oEvent=ev||event; var pos=getPos(oEvent); oDiv.style.left=pos.x+'px'; oDiv.style.top=pos.y+'px'; } </script> </code></pre> <p></head><br> <body style="height: 2000px"></p> <div id="div1"></div> <p></body><br> </html></p>
