jQuery Numeric - Number validator

numeric.js

/**
 * Numeric.js
 *
 * @author Cristobal Dabed
 * @version 0.1
 */
(function ($) {                                               
	
	var re 	= new RegExp('[A-Za-z\\]\\[!\\"#$%&\'()*+,.\\/:;<=>?@\\^_`{|}~-]');
	var re_s = new RegExp("\\D");
	
	$.fn.numeric = function(strict) {
		return $(this).bind("keydown keypress keyup", function(event) {
			$(this).val(
				$(this).val().replace((strict ? re_s : re), "")
			); 
		});
	};	
})(jQuery);