function login(form)
{
	form.action = "UserRegister/UserLogin.faces";
	form.submit();
}

//用户注册
function uRegister()
{	
	//alert();
	var uRegUName = document.getElementById("uRegisterUName").value;
	var uRegName = document.getElementById("uRegisterName").value;
	var uRegPass = document.getElementById("uRegisterPass").value;
	var uRegPass1 = document.getElementById("uRegisterPass1").value;
	var uRegEmail = document.getElementById("uRegisterEmail").value;
	var uRegRegionName = document.getElementById("uRegisterRegionName").value;
	var emailPattern = /^([a-zA-Z0-9._-])+@([a-zA-Z0-9_-])+(\.[a-zA-Z0-9_-])+/;
	
	if (uRegUName==""){
		alert('用户名不能为空');
		return false;
	}
	
	if (uRegPass==""){
		alert('密码不能为空');
		return false;
	}
	
	if (uRegPass1!=uRegPass){
		alert('两次密码不一致');
		return false;
	}
	
	if (uRegEmail==""){
		alert('email不能为空');
		return false;
	}
	
	if(uRegEmail!=""){
 		if(!emailPattern.test(uRegEmail)){
 			alert("Email输入不合法");
 			return false;
 		}
 	} 
	
	
	
	createXMLHttpRequest();
	var url = "http://" + window.location.host + window.location.pathname + "/servlet/UserRegister?uRegUName=" + uRegUName+
		"&uRegPass="+uRegPass+"&uRegEmail="+uRegEmail+"&uRegName="+uRegName+"&uRegisterRegionName="+uRegRegionName;		

	xmlHttp.open("POST",url,false);
	xmlHttp.send();		
	if (xmlHttp.status == 200 && xmlHttp.responseText== "UExist" )
	{
    	alert("该用户名已存在，请选择其他用户名");
    	closeCommit();
    	window.location.reload();
    	return false;	    	        		
    }
    else if (xmlHttp.status == 200 && xmlHttp.responseText== "URegSuccess" )
    {
    	alert("用户注册成功，请注意查收审核邮件");
    	closeCommit();
    	window.location.reload();
    	return true;  
    }
    else
    {
    	alert("用户注册失败，请与管理员联系");
    	return false;
    }	
}

//用户增加共享资源
function uAddShare()
{	
	//alert();
	var addTitle = document.getElementById("addTitle").value;
	var addLink = document.getElementById("addLink").value;
	var addUser = document.getElementById("addUser").value;
	var addRegion = document.getElementById("addRegion").value;
	var sTemp;
	sTemp=addLink.substring(0,7);
    sTemp=sTemp.toUpperCase();
    if ((sTemp!="HTTP://")||(addLink.length<10)){
    	alert("链接地址输入不合法");
			return false;
    }


	
	if (addTitle==""){
		alert('资源名称不能为空');
		return false;
	}
	
	if (addLink==""){
		alert('资源链接地址不能为空');
		return false;
	}
	
	
	
	
	createXMLHttpRequest();
	var url = "http://" + window.location.host + window.location.pathname + "/servlet/SourceShareServlet?addTitle=" + addTitle+
		"&addLink="+addLink+"&addUser="+addUser+"&addRegion="+addRegion;		

	xmlHttp.open("POST",url,false);
	xmlHttp.send();		
	 if (xmlHttp.status == 200 && xmlHttp.responseText== "URegSuccess" )
    {
    	alert("资源共享成功，请等待审核！");
    	closeCommit();
    	window.location.reload();
    	return true;  
    }
    else
    {
    	alert("用户添加失败，请与管理员联系");
    	return false;
    }	
}
//创建XMLHttpRequest对象
function createXMLHttpRequest()
{
    if (window.ActiveXObject)
    {
        xmlHttp = new ActiveXObject("Microsoft.XMLHTTP");        
    }
    else if (window.XMLHttpRequest)
    {
        xmlHttp = new XMLHttpRequest();        
    }
}