//checkUserLogin
function checkLogin(input)
{	
	if(input=="RightPageLogin")
	{
		try{
			var regEmail=/^[\w-]+(\.[\w-]+)*@[\w-]+(\.[\w-]+)+$/;
			if(document.RightPageLogin.name.value==""){
				alert("Please enter your login name!");
				return false;
			}else if(!regEmail.test(document.RightPageLogin.name.value))
			{
				alert("Please enter your valid email address!");
				return false;
			}else if(document.RightPageLogin.password.value==""){
				alert("Please enter your login password!");
				return false;
			}else return true;
		}catch(e){
			return false;
		}
	}
}