478 var	createEventStorage = function(obj) {  argument
484 				var zr = dhx_catch[i].apply(obj, arguments);
501 function makeEventable(obj){  argument
504 	obj.attachEvent=function(name, catcher, callObj){
511 	obj.attachAll = function(callback, callObj){
515 	obj.callEvent=function(name, arg0, callObj){
528 	obj.checkEvent=function(name){
531 	obj.detachEvent=function(id){
542 	obj.detachAllEvents = function(){
615 function isArray(obj){  argument
617 		return Array.isArray(obj);
620 		return (obj && obj.length !== undefined && obj.pop && obj.push);
625 function isStringObject(obj){  argument
626 	return obj && typeof obj === "object"
627 		&& Function.prototype.toString.call(obj.constructor) === "function String() { [native code] }";
631 function isNumberObject(obj){  argument
632 	return obj && typeof obj === "object"
633 		&& Function.prototype.toString.call(obj.constructor) === "function Number() { [native code] }";
637 function isBooleanObject(obj){  argument
638 	return obj && typeof obj === "object"
639 		&& Function.prototype.toString.call(obj.constructor) === "function Boolean() { [native code] }";
642 function isDate(obj) {  argument
643 	if (obj && typeof obj === "object") {
644 		return !!(obj.getFullYear && obj.getMonth && obj.getDate);
650 function isValidDate(obj){  argument
651 	return isDate(obj) && !isNaN(obj.getTime());
750 function objectKeys(obj) {  argument
752 		return Object.keys(obj);
756 	for (key in obj) {
757 		if (Object.prototype.hasOwnProperty.call(obj, key)) {
775 function isEventable(obj) {  argument
776 	return obj.attachEvent && obj.detachEvent;