<script>
var color ="";
function getStyle()
{
var tableNode =document.getElementsByTagName("table")[0];
var arr = tableNode.rows;
for(var x = 0;x<arr.length;x++)
{
if(x%2)
arr[x].className = "one";
else
arr[x].className = "two";
var tdNode0 = arr[x].cells[0];
tdNode0.align = "center";
arr[x].onmouseover = function()
{
color = this.className;//將原有的值記錄，一遍鼠標(biāo)走后能回到原來(lái)的顏色
this.className = "checked";
}
arr[x].onmouseout = function()
{
this.className = color;
}
}
}
//我們需要全選實(shí)現(xiàn)同樣的功能，所以我們通過(guò)傳值來(lái)區(qū)分是那個(gè)節(jié)點(diǎn)
function allCheck(index)
{
var allNode = document.getElementsByName("all")[index];
var checkNodes = document.getElementsByName("mail");
for(var x=0;x<checkNodes.length;x++)
{
checkNodes[x].checked = allNode.checked;
}
}
function checkBut(num)
{
var mailNodes = document.getElementsByName("mail");
for(var x=0; x<mailNodes.length; x++)
{
if(num>1)
mailNodes[x].checked = !(mailNodes[x].checked);//將自己狀態(tài)反向賦給自己實(shí)現(xiàn)反選功能
else
mailNodes[x].checked = num;
}
}
function del()
{
var b = window.confirm("確定要?jiǎng)h除所選郵件嗎？");
if(!b)
return ;
var mailNodes = document.getElementsByName("mail");
var arr = new Array();
var pos = 0;
for(var x=0; x<mailNodes.length; x++)
{
if(mailNodes[x].checked)
{
var trNode = mailNodes[x].parentNode.parentNode;
arr[pos++] = trNode;
}
}
for(var x=0; x<arr.length; x++)
{
arr[x].parentNode.removeChild(arr[x]);
}
getStyle();
}
window.onload = getStyle;
</script>
