var action_url = "https://secure.gamehi.com/App/account/account_signup_login.aspx";
var ret_url = document.location;
var txt_user_id = document.getElementById('txt_user_id');
var txt_user_pwd = document.getElementById('txt_user_pwd');
var btn_login = document.getElementById('btn_login');
var msg_login = "Please wait..";
var msg_id = "Please insert ID...";
var msg_pwd = "Please insert password...";

function isEmpty(str)
{
	if(str.replace(/\s/g, '').length < 1) return true;
	else return false;
}

function _login_form()
{
	if(txt_user_id != null)
	{
	
		document.write('<form name="login_form" id="login_form" style="display:none;" method="post" action="'+action_url+'">');
		document.write('<input type="hidden" id="user_id" name="user_id" />');
		document.write('<input type="hidden" id="user_pwd" name="user_pwd" />');
		document.write('<input type="hidden" id="ret_url" name="ret_url" value="'+ret_url+'" />');
		document.write('</form>');

		txt_user_id.onkeydown = function(e)
		{
			var code = typeof(e)!='undefined' ? e.keyCode : event.keyCode;
			if(code==13){return _login();}
		}
		
		txt_user_pwd.onkeydown = function(e)
		{
			var code = typeof(e)!='undefined' ? e.keyCode : event.keyCode;
			if(code==13){return _login();}
		}
		
		btn_login.onclick = function()
		{
			return _login();
		}
		//txt_user_id.focus();
	}
	

}

function _login()
{
	var hid_user_id = document.login_form.user_id;
	var hid_user_pwd = document.login_form.user_pwd;
	
	if(isEmpty(txt_user_id.value))
	{
		alert(msg_id);
		txt_user_id.focus();
		return false;
	}
	
	if(isEmpty(txt_user_pwd.value))
	{
		alert(msg_pwd);
		txt_user_pwd.focus();
		return false;
	}

	
	btn_login.onclick = function()
	{
		alert(msg_login);
	}

	hid_user_id.value = txt_user_id.value;
	hid_user_pwd.value = txt_user_pwd.value;

	txt_user_id.disabled = true;
	txt_user_pwd.disabled = true;
	document.login_form.submit();
	return false;
}

_login_form();