摘要：
（1）用expression鼠标滑过变色：<style type="text/css"><!--table{background-color:#000000;cursor:hand;width:100%;}td{onmouseover: expression(onmouseover=function (){this.style.borderColor ='blue';this.style.color='red';this.style.backgroundColor ='yellow'});onmouseout 阅读全文
