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.btn
{
padding:0px;
margin:0px;
border:px;
background-image:url("images/333.jpg");
}
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var div1=document.getElementById("divPwd");
if (pwd.value=="")
{
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ajax_http.js
-------------
function getXMLHTTP() {
var xmlhttp;
if (window.ActiveXObject) {
//IE
try {
......