function checkLogin(aForm)
{
		// Disable the login button
		aForm.login.disabled = true;

		// validate empty field

		// var nonoChars = "*|,\":<>[]{}`\';()&$#%";
		nonoChars = "\"`\'&$#%\\";
		var iNonoLength = nonoChars.length;

		// email
		if (aForm.email.value == "")
		{
				alert("The login Email field can not be empty.\n Please try again.");
				aForm.email.focus();
				aForm.login.disabled = false;
				return false;
		}

		if (aForm.email.value.indexOf("@") < 0)
		{
				alert("Invalid Email, please try again.");
				aForm.email.focus();
				aForm.login.disabled = false;
				return false;
		}

		// email
		if (aForm.password.value == "")
		{
				alert("The login Password field can not be empty.\n Please try again.");
				aForm.password.focus();
				aForm.login.disabled = false;
				return false;
		}

		// all is well, so return TRUE to do submit form
		return true;

} // end of checkLogin()