/**
 * Ajax用户注册验证 JS
 * ============================================================================
 * 这是一个免费开源的软件；这意味着您可以在不用于商业目的的前提下对程序代码
 * 进行修改、使用和再发布。
 * ============================================================================
 * $Author: Sunday & luck $
 * QQ： 346056372
 * $Date: 2008-03-13 16:15:00 +0800  $
*/
//XMLHttpRequest 
	var xmlhttp = false;
	try {
		xmlhttp = new ActiveXObject("Msxml2.XMLHTTP");
	} catch (e) {
		try {
			xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");
		} catch (e2) {
			xmlhttp = false;
		}
	}
	if (!xmlhttp && typeof XMLHttpRequest != 'undefined') {
		xmlhttp = new XMLHttpRequest();
	}
	function Ajax(data){	
		xmlhttp.open("GET","user_ck.php",true);
		xmlhttp.send(null);
	    document.getElementById('username_notice').innerHTML = process_request;//显示状态
		xmlhttp.onreadystatechange=function(){
			if (4==xmlhttp.readyState){
				if (200==xmlhttp.status){
				var responseText = xmlhttp.responseText;
				   if (responseText=="true" ){
				   ck_user("true");
				      }
				   else{
				   ck_user("false");
				   }
				}else{
					alert("发生错误!");
				}
			}
		}
	}
	function chkUserName(obj){
	     if (checks(obj.value)== false)
		  {
			obj.className = "FrameDivWarn";
			showInfo("username_notice",msg_un_format);
            change_submit("true");
		  }
		else if(obj.value.length<1){
			obj.className = "FrameDivWarn";
			showInfo("username_notice",msg_un_blank);
            change_submit("true");
		}

		else if(obj.value.length<3){
			obj.className = "FrameDivWarn";
			showInfo("username_notice",username_shorter);
            change_submit("true");
		}
		else{
			//调用Ajax函数,向服务器端发送查询
			Ajax(obj.value);
		}			

	}
//--------------用户名检测---------------------//
function ck_user(result)
{
  if ( result == "true" )
  {  
    document.getElementById('username').className = "FrameDivWarn";
	showInfo("username_notice",msg_un_registered);
    change_submit("true");//禁用提交按钮
  }
  else
  { 
    document.getElementById('username').className = "FrameDivPass";
	showInfo("username_notice",msg_can_rg);
    change_submit("false");//可用提交按钮
  }
}

function checks(t){
    szMsg="[#%&'\",;:=!^@]";
     //alertStr="";
    for(i=1;i<szMsg.length+1;i++){
     if(t.indexOf(szMsg.substring(i-1,i))>-1){
      //alertStr="请勿包含非法字符如[#_%&'\",;:=!^]";
      return false;
     }
    }
    return true;
   }
//-----------EMAIL检测--------------------------------//
function checkEmail(email)
{
 if (chekemail(email.value)==false)

  {
    email.className = "FrameDivWarn";
	showInfo("email_notice",msg_email_format);
	change_submit("true");  
 } 
 
else
   {
   showInfo("email_notice",info_right);
   email.className = "FrameDivPass";
   change_submit("false"); 
   }
}

function chekemail(temail) {  
 var pattern = /^[\w]{1}[\w\.\-_]*@[\w]{1}[\w\-_\.]*\.[\w]{2,4}$/i;  
 if(pattern.test(temail)) {  
  return true;  
 }  
 else {  
  return false;  
 }  
} 
//--------------------密码检测-----------------------------//
function check_password( password )
{
    if ( password.value.length < 1)
    {
		showInfo("password_notice",password_shorter_s);
		password.className = "FrameDivWarn";
		change_submit("true");//禁用提交按钮
    }
	else if(password.value.length > 10){
		showInfo("password_notice",password_shorter_m);
		password.className = "FrameDivWarn";
		change_submit("true");//禁用提交按钮
		}
    else
    {
		showInfo("password_notice",info_right);
		password.className = "FrameDivPass";
		change_submit("false");//允许提交按钮
    }
}

function check_conform_password( conform_password )
{
 if ( conform_password.value.length < 7 )
    {
		showInfo("conform_password_notice",home_phone_invalid);
		conform_password.className = "FrameDivWarn";
		change_submit("true");//禁用提交按钮
    }
	else if(conform_password.length > 11){
		showInfo("conform_password_notice",home_phone_invalid );
		conform_password.className = "FrameDivWarn";
		change_submit("true");//禁用提交按钮
		}
    else
    {
		conform_password.className = "FrameDivPass";
		showInfo("conform_password_notice",info_right);
		change_submit("false");//允许提交按钮
    }
}



function check_conform_password1( conform_password1 )
{
 if ( conform_password1.value.length < 1 )
    {
		showInfo("conform_password_notice1",home_phone_invalid1);
		conform_password1.className = "FrameDivWarn";
		change_submit("true");//禁用提交按钮
    }
	else if(conform_password1.length > 200){
		showInfo("conform_password_notice1",home_phone_invalid1 );
		conform_password1.className = "FrameDivWarn";
		change_submit("true");//禁用提交按钮
		}
    else
    {
		conform_password1.className = "FrameDivPass";
		showInfo("conform_password_notice1",info_right);
		change_submit("false");//允许提交按钮
    }
}


//* *--------------------检测密码强度-----------------------------* *//


//--------------注册协议复选框状态检测---------------------//
function check_agreement(){
  if (document.formUser.agreement.checked==false)
  {
	 showInfo("agreement_notice",agreement);
     change_submit("true");//允许提交
}
  else
  {
	showInfo("agreement_notice",info_right);
	change_submit("false");//允许提交按
	}
}


//-------------处理注册程序-----------------------------//
function register() {
if(document.formUser.username.value=="")
	{
	showclass("username","FrameDivWarn");
	showInfo("username_notice",msg_un_blank);
	  document.formUser.username.focus();
	  return false;
	 }
 else if(document.formUser.email.value=="")
	{
	  showclass("email","FrameDivWarn");
	  showInfo("email_notice",msg_email_blank);
	  document.formUser.email.focus();
	  return false;
	 }	

 else if(document.formUser.password.value=="")
	{
	showclass("password","FrameDivWarn");
	showInfo("password_notice",password_empty);
      document.formUser.password.focus();
	  return false;
	 }
 else if(document.formUser.confirm_password.value=="")
	{
	showclass("confirm_password","FrameDivWarn");
	showInfo("conform_password_notice",confirm_password_invalid);
      document.formUser.password.focus();
	  return false;
	 }
 else if(document.formUser.agreement.checked==false)
	{
	//showclass("agreement","FrameDivWarn");
	showInfo("agreement_notice",agreement);
      document.formUser.agreement.focus();
	  return false;
	 }
}

//------------ 按钮状态设置-----------------------------//
function change_submit(zt)
{ 
     if (zt == "true")
     {
   //document.forms['formUser'].elements['Submit1'].disabled = 'disabled';
   document.getElementById('Submit1').disabled = 'disabled';
     }
   else
     {
   //document.forms['formUser'].elements['Submit1'].disabled = '';
    document.getElementById('Submit1').disabled = '';
     }
}
//------公用程序------------------------------------//
	function showInfo(target,Infos){
    document.getElementById(target).innerHTML = Infos;
	}
	function showclass(target,Infos){
    document.getElementById(target).className = Infos;
	}	
var process_request = "<img src='loading.gif' width='16' height='16' border='0' align='absmiddle'>正在数据处理中...";
var username_empty = "<span style='COLOR:#ff0000'>  × 姓名不能为空!</span>";
var username_shorter = "<span style='COLOR:#ff0000'> × 姓名长度不能少于 3 个字符。</span>";
var username_invalid = "- 用户名只能是由字母数字以及下划线组成。";
var password_empty = "<span style='COLOR:#ff0000'> × 姓名不能为空。</span>";
var password_shorter_s = "<span style='COLOR:#ff0000'> × 姓名不能为空。</span>";
var password_shorter_m = "<span style='COLOR:#ff0000'> × 姓名不能大于 10 个字符。</span>";

var confirm_password_invalid = "<span style='COLOR:#ff0000'> × 两次输入密码不一致!</span>";
var email_empty = "<span style='COLOR:#ff0000'> × Email 为空</span>";
var email_invalid = "- Email 不是合法的地址";
var agreement = "<span style='COLOR:#ff0000'> × 您没有接受协议</span>";
var msn_invalid = "- msn地址不是一个有效的邮件地址";
var qq_invalid = "- QQ号码不是一个有效的号码";
var home_phone_invalid =  "<span style='COLOR:#ff0000'> ×电话不是一个有效的号码!</span>";
var home_phone_invalid1 =  "<span style='COLOR:#ff0000'> ×请检查您填写的内容!</span>";
var office_phone_invalid = "- 办公电话不是一个有效号码";
var mobile_phone_invalid = "- 手机号码不是一个有效号码";
var msg_un_blank = "<span style='COLOR:#ff0000'> × 用户名不能为空!</span>";
var msg_un_length = "<span style='COLOR:#ff0000'> × 用户名最长不得超过15个字符</span>";
var msg_un_format = "<span style='COLOR:#ff0000'> × 用户名含有非法字符!</span>";
var msg_un_registered = "<span style='COLOR:#ff0000'> × 用户名已经存在,请重新输入!</span>";
var msg_can_rg = "<span style='COLOR:#006600'> √ 可以注册！</span>";
var msg_email_blank = "<span style='COLOR:#ff0000'> × 邮件地址不能为空!</span>";
var msg_email_registered = " × 邮箱已存在,请重新输入!";
var msg_email_format = "<span style='COLOR:#ff0000'> × 邮件地址不合法!</span>";
var username_exist = "用户名 %s 已经存在";
var info_can="<span style='COLOR:#006600'> √ 可以注册!</span>";
var info_right="<span style='COLOR:#006600'> √ 填写正确!</span>";