; (function($) {
	$.extend(
		$.support, {
			spinControl: (function() {
				var a = $("<input type='number'/>"),
					b = a.attr("type") === "number" && a.val("test").val().length == 0;
				a = null;
				return b;
			})()
		}
	);
})(jQuery);  // support code end;