1.鼠标经过变色，ONMOUSEOVER变色<table width="100%" style="border-top:0">  <tr style="background-color:#c1e5ff;"      onmouseover="this.runtimeStyle.backgroundColor = '#ddd';"      onmouseout="this.

<style type="text/css">table.data {font-size: 90%; border-collapse: collapse; border: 1px solid black;}table.data th {background: #bddeff; width: 25em; text-align: left; padding-right: 8px; fon...