// Validates the login form
function validate() {	
	if (document.login.user_email.value.length < 1 && document.login.user_password.value.length < 1) {		
		document.login.user_email.style.background = '#f7942e';
		document.login.user_email.style.border = '1px solid #7f9db9';
		document.login.user_password.style.background = '#f7942e';
		document.login.user_password.style.border = '1px solid #7f9db9';
		alert("Please enter your e-mail and password.");
		document.login.user_email.focus();
		return false;
	}
	if (document.login.user_email.value.length < 1) {		
		document.login.user_email.style.background = '#f7942e';
		document.login.user_email.style.border = '1px solid #7f9db9';
		if (document.login.user_password.value.length > 0) {	
			document.login.user_password.style.background = '#ffffff';
		}
		alert("Please enter your e-mail address.");
		document.login.user_email.focus();
		return false;
	}
	if (document.login.user_password.value.length < 1) {		
		document.login.user_password.style.background = '#f7942e';
		document.login.user_password.style.border = '1px solid #7f9db9';
		if (document.login.user_email.value.length > 0) {	
			document.login.user_email.style.background = '#ffffff';
		}
		alert("Please enter your password.");
		document.login.user_password.focus();
		return false;
	}
	return true;
}