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登录文件，文件名login.asp




<script>
var focusok=false;
vers = navigator.appVersion;
if (navigator.appName == "Microsoft Internet Explorer"){pos = vers.lastIndexOf(".");vers = vers.substring(pos-1,vers.length);}
proper_version = parseFloat(vers);
if(proper_version>=5){focusok=true;}
function validname(str1)
{
var s,i,j;
if (str1.length <1) {alert("请填写聊天昵称后再进入聊天室，谢谢！");document.login.username.focus();return false;}
s=""%#&*"";
for (i=0; i     for(j=0;j     if (str1.charAt(i) == s.charAt(j)){alert("名字中不能包含特殊字符: % # & * .");}
     }
    }
    return true;
}
function wenxinchat() {
    var obj=document.login;
    var username=obj.username.value;
    if (validname(username)){
    var wenxinchat = window.open("","wenxinchat","top=0,left=0,toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=yes,resizable=yes,width=790,height=530");

本文来源：http://www.gdgbn.com/aspjiaocheng/7589/