JS in Drupal

Drupal-js

(function($) {

  Drupal.behaviors.mobileFormErrors = function (context) {
  	$("form.user-form", context).each(function(){
  		if ($(this).find(".error").length) {
  			window.location.hash = window.location.hash || $(this).attr("id");
  			return false;
  		}
  	});
	};
})(jQuery);