表格 隔行换色

1 <script type="text/javascript">
2         var oTable = document.getElementById("table");
3         var oTr = oTable.getElementsByTagName("tr");
4         for (var i=0; i<oTr.length;i++)
5         {
6             if (i%2)
7                 oTr[i].style.background = "yellow";
8         }
9 </script>

1 <script type="text/javascript">
2     $(‘#table tr:even‘).css("background", "yellow");
3 </script>