新手，帮忙看下为什么不动？#div1{ width:200px; height:200px; position: absolute; left:-200px; top:200px; background:#369;}#share{ width:30px; height:50px; position:absolute; left:200px; top:75px; background:#C06;}</style><script type="text/javascript">window.onload = function(){ var box=window.document.getElementById('div1'); box.onmouseover=function(){ startmove(); } }function startmove(){ var box=document.getElementById('div1'); setInterval(function(){ box.style.left= box.offsetLeft+speed+'px';},30) }</script></head><body><div id="div1"> <span id="share">分享</span> </div> </body>
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