function checkemail_login()
{
	var email=document.getElementById("ucPageRight_ucPageLogin_txtEmail").value;
	if(email=="")
	{
		document.getElementById("loginmessage").innerHTML="Sorry, your e-mail is require!";
		return false;
	}
	else if(/^\w+([-+.]\w+)*@\w+([-.]\w+)*\.\w+([-.]\w+)*$/.test(email)==false)
	{
		document.getElementById("loginmessage").innerHTML="Sorry, your e-mail format is wrong!";
		return false;
	}
	else
	{
		document.getElementById("loginmessage").innerHTML="";
		return true;
	}
}
function checkpassword_login()
{
	var password=document.getElementById("ucPageRight_ucPageLogin_txtPassword").value;
	if(password=="")
	{
		document.getElementById("loginmessage").innerHTML="Sorry, your password is required!";
		return false;
	}
	else if(password.length<6 || password.length>12)
	{
		document.getElementById("loginmessage").innerHTML="Your password must contain minimum 6 characters!";
		return false;
	}
	else
	{
		document.getElementById("loginmessage").innerHTML="";
		return true;
	}
}
function checkdata_login()
{
	var tag=false;
	if(checkemail_login() && checkpassword_login())
	{
		tag=true;
	}
	return tag;
}