问题在哪里呢?怎么改?
<span onmouseover='changeColor()'>abc</span><script>
function changeColor()
{
this.style.color='yellow';
}
</script>
<span onmouseover='changeColor()'>abc</span><script>
function changeColor()
{
this.style.color='yellow';
}
</script>
<script type="text/javascript">
function changeColor(obj){
obj.style.color = "yellow";
}
</script>
把自身作为一个对象,传到函数里
span:hover{ background:#ffe; }