// JavaScript Document
function checkOnline(emptyUserName, emptyTel, correctEmailFormat, emptyContent, operateFail, tryOperate)
{
	var message = '';
	if('' == document.myform.username.value)
	{
		message += emptyUserName;
	}
	if('' == document.myform.telephone.value)
	{
		message += emptyTel;
	}
	/*多邮箱验证*/
	var patternEmail = /^([a-zA-Z0-9_-])+@([a-zA-Z0-9_-])+(\.[a-zA-Z0-9_-])+/;
 	var email =  document.myform.email.value;
	if('' == email || !patternEmail.test(email))
	{
		message += correctEmailFormat;
	}
	if('' == document.myform.onlinecontent.value)
	{
		message += emptyContent;
	}
	if('' != message)
	{
		alert(operateFail+message+tryOperate);
		return false
	}
	return true;
}

function checkSearch()
{
	if('' == document.searchForm.searchkeyword.value)
	{
		return false;
	}
	return true;
}


function checkResume(emptyUserName, emptyTel, correctEmailFormat, operateFail, tryOperate)
{
	var message = '';
	if('' == document.myform.resumename.value)
	{
		message += emptyUserName;
	}
	if('' == document.myform.resumetel.value)
	{
		message += emptyTel;
	}
	var patternEmail = /^([a-zA-Z0-9_-])+@([a-zA-Z0-9_-])+(\.[a-zA-Z0-9_-])+/;
 	var email =  document.myform.resumeemail.value;
	if('' == email || !patternEmail.test(email))
	{
		message += correctEmailFormat;
	}
	if('' != message)
	{
		alert(operateFail+message+tryOperate);
		return false
	}
	return true;
}

function checkRegister(emptyUserName, emptyPassword, isPasswordNotSame, emptySex, emptyTel, correctEmailFormat, operateFail, tryOperate)
{
	
	var message = '';
	if('' == document.myform.username.value || 5 > document.myform.username.value.length || 15 < document.myform.username.value.length)
	{
		message += emptyUserName;
	}
	if('' == document.myform.userpassword.value || 5 > document.myform.userpassword.value.length ||  15 < document.myform.userpassword.value.length)
	{
		message += emptyPassword;
	}
	if('' == document.myform.checkuserpassword.value || document.myform.userpassword.value != document.myform.checkuserpassword.value)
	{
		message += isPasswordNotSame;
	}
	if('' == document.myform.usersex.value)
	{
		message += emptySex;
	}
	if('' == document.myform.usertel.value)
	{
		message += emptyTel;
	}
	var patternEmail = /^([a-zA-Z0-9_-])+@([a-zA-Z0-9_-])+(\.[a-zA-Z0-9_-])+/;
 	var email =  document.myform.useremail.value;
	if('' == email || !patternEmail.test(email))
	{
		message += correctEmailFormat;
	}
	if('' != message)
	{
		alert(operateFail+message+tryOperate);
		return false
	}
	return true;
}

function checkLogin(emptyUserName, emptyPassword, emptyCheckCode, operateFail, tryOperate)
{
	var message = '';
	if('' == document.myform.username.value)
	{
		message += emptyUserName;
	}
	if('' == document.myform.userpassword.value)
	{
		message += emptyPassword;
	}
	if('' == document.myform.checkcode.value)
	{
		message += emptyCheckCode;
	}
	if('' != message)
	{
		alert(operateFail+message+tryOperate);
		return false
	}
	return true;
}

function checkUserInfoModify(emptyTel, correctEmailFormat, operateFail, tryOperate)
{
	var message = '';
	if('' == document.myform.usertel.value)
	{
		message += emptyTel;
	}
	var patternEmail = /^([a-zA-Z0-9_-])+@([a-zA-Z0-9_-])+(\.[a-zA-Z0-9_-])+/;
 	var email =  document.myform.useremail.value;
	if('' == email || !patternEmail.test(email))
	{
		message += correctEmailFormat;
	}
	if('' != message)
	{
		alert(operateFail+message+tryOperate);
		return false
	}
	return true;
}




/******************************************************************************************/
function createXHR() 
{
	var request;
	var browser = navigator.appName;
	//使用IE，则使用XMLHttp对象
	if(browser == "Microsoft Internet Explorer") 
	{
		var arrVersions = ["Microsoft.XMLHttp", "MSXML2.XMLHttp.4.0", "MSXML2.XMLHttp.3.0", "MSXML2.XMLHttp","MSXML2.XMLHttp.5.0"];
		for (var i=0; i < arrVersions.length; i++) 
		{
			try 
			{
				//从中找到一个支持的版本并建立XMLHttp对象
				request = new ActiveXObject(arrVersions[i]); 
				return request;
			} 
			catch(exception)
			{
				 //忽略，继续
			}
		}
	}
	else
	{
		//否则返回一个XMLHttpRequest对象
		request = new XMLHttpRequest(); 
		if(request.overrideMimeType)
		{
	　　	request.overrideMimeType('text/xml;charset=utf-8');
	　}
		return request;
	}   
}

var Request = createXHR();//实例化

function checkLogin(flag, username, userpassword, kuHttpPath, action, lang, loginEmptyFail)
{
	//alert('登录处理');
	if('flag1' == flag)
	{
		var username = document.getElementById('userNameId').value;
		var userpassword = document.getElementById('userPasswordId').value;
	}
	else if('flag2' == flag)
	{
		document.getElementById('loginTable').style.display = 'none';
		var username = username;
		var userpassword = userpassword;
	}
	if('' == username || '' == userpassword)
	{
		alert(loginEmptyFail);
		exit;
	}
	var url = kuHttpPath+"login_ajax.php?username="+username+"&userpassword="+userpassword+"&kuhttppath="+kuHttpPath+"&action="+action+"&lang="+lang;     
	//alert(url);
	Request.open("get", url, true);
	Request.onreadystatechange = loginDealWith;
  Request.send(null);
}

function loginDealWith()
{
   if(Request.readyState == 4 && Request.status == 200) 
   {  
	 		if('对不起，登录失败，请重新登录' == Request.responseText || 'Sorry, login fail, please login again.' == Request.responseText)
			{
				alert(Request.responseText);
				document.getElementById("loginTable").style.display = 'block';
			}
			else
			{
				document.getElementById("loginTable").style.display = 'none';
				document.getElementById('loginDiv').innerHTML = Request.responseText;
			}
   }
}