// Validate the Admin login form
function validateForm_Login( form ) {
	if(form.username.value=='') {
		dialogAlert( '<strong>Please note</strong><br /><br />Your username is required');
		form.username.focus();
		return false;
	}
	if(form.password.value=='') {
		dialogAlert( '<strong>Please note</strong><br /><br />Your password is required');
		form.password.focus();
		return false;
	}
	form.submitbutton.value = 'Logging in..';
	return true;
}