jQuery.validator.addMethod("QAsEmailValidator", function(value, element) {
	return this.optional(element) || /^[A-Za-z0-9](([_\.\-]?[a-zA-Z0-9-_]+)*)@([A-Za-z0-9]+)(([\.\-]?[a-zA-Z0-9]+)*)\.([A-Za-z]{2,})$/i.test(value);
}, "Letters, numbers, spaces or underscores only please");