// JavaScript Document


function load_(){
 	$(".sider_a_bgcolor_1").hide();
	$(".sider_a_bgcolor").show();
}
function check2(){

    var friend_name = $('#friend_name').attr('value');
	var friend_email = $('#friend_email').attr('value');
	var date_time= new Date();
	var err ="";
	var err1="";
	
	if(friend_name==""){
		err+="Pls input your friend's name\n";
	 }else{
		 if(check_string(friend_name))
			err1+="Pls input your friend_name in right format\n";
		}
		
	 if(friend_email==""){
		err+="Pls input your friend's email\n";
		}else{
		 var emailPat=/^(.+)@(.+)$/;
		 var matchArray=friend_email.match(emailPat);
		 if(matchArray==null) {
		   err+="Pls input email in right format";
		 }
		}
	
	if(err==""){
	
		/* Create a new XMLHttpRequest object to talk to the Web server */
	var xmlHttp2 = false;
	/*@cc_on @*/
	/*@if (@_jscript_version >= 5)
	try {
	  xmlHttp2 = new ActiveXObject("Msxml2.XMLHTTP");
	} catch (e) {
	  try {
		xmlHttp2 = new ActiveXObject("Microsoft.XMLHTTP");
	  } catch (e2) {
		xmlHttp2 = false;
	  }
	}
	@end @*/
	if (!xmlHttp2 && typeof XMLHttpRequest != 'undefined') {
	  xmlHttp2 = new XMLHttpRequest();
	}

	var send_2 = "friend_name=" + friend_name+"&friend_email="+friend_email;
	var url2 = "reg.php";

  
	xmlHttp2.open("POST", url2, true);
	xmlHttp2.setRequestHeader("Content-Type","application/x-www-form-urlencoded");
	xmlHttp2.onreadystatechange = function()
	  {
	  	

	  }

	$("#friend_email_layer").show(1000);
    setTimeout("$('#friend_email_layer').fadeOut('slow')",3000);
	
	xmlHttp2.send(send_2);	
    //xmlhttp readyState


	}else{
		 
		  alert(err);
		  return false;
	
	 }
	

}
function hide_friend(){

	
}

function cTrim(sInputString,iType)
{
var sTmpStr = ' '
var i = -1

if(iType == 0 || iType == 1)
{
 while(sTmpStr == ' ')
  {
   ++i
   sTmpStr = sInputString.substr(i,1)
  }
 sInputString = sInputString.substring(i)
}

if(iType == 0 || iType == 2)
{
  sTmpStr = ' '
  i = sInputString.length
  while(sTmpStr == ' ')
   {
    --i
    sTmpStr = sInputString.substr(i,1)
   }
  sInputString = sInputString.substring(0,i+1)
}
 return sInputString
}

function check1(){

	var firstname = $('#firstname').attr('value');
	var lastname = $('#lastname').attr('value');
	var email = $('#email').attr('value');
	var ipaddress = $('#ipaddress').attr('value');
	var useragent = 'Windows';
	var date_time = new Date();	
	var err1 = "";
	if(firstname==""){
		err1+="Pls input your firstname\n";
	 }else{
		 if(!cTrim(firstname,0))
			err1+="Pls input your firstname\n";
		}
	 if(lastname==""){
		err1+="Pls input your lastname\n";
	 }else{
		 if(!cTrim(lastname,0))
			err1+="Pls input your lastname\n";
		}
		
	 if(email==""){
		err1+="Pls input your email\n";
		}else{

		 if(!check_email(email)) {
		   err1+="Pls input your email in right format";
		 }
		}
	 
	if(err1!=""){

 	
	alert(err1);
	return false;
		
	}
	 
	
	

}
function updatePage() {
	
}

function check_string(str){

  var reg = new RegExp("\\W+","g");
  var ok  =	reg.test(str);
   //
		if(!ok){
		  return false;
		}else{
		  return true;
		}
		 
}
 
	
function check_email(str){
  var reg_email = new RegExp("^(.+)@(([a-z]+)|([0-9]+))(.+)[a-z]+$","g");
  var ok_email  =	reg_email.test(str);
   //
		if(!ok_email){
		  return false;
		}else{
		  return true;
		}
		 
}




function xmlHandle(){
	
}