/**
 * @class W global namespace
 */
 var W = {
 
	/**
	* @class Common functions
	*/
	Util: {},
	
	/**
	* @class AJAX Request class
	*/
	Request: {},
	
	/**
	* @class Window function
	*/
	Window : {},
	
	/**
	* @class Expanding menu function
	*/
	Menu : {},
	
	/**
	* @class Event handling functions
	*/
	Event : {},
	
	/**
	* @class Preload images used in rollovers
	*/
	Preload : {},
	
	/**
	* @class Scroll list items
	*/
	Scroll : {}
};



//	Implement array.push for browsers which don't support it natively.
if (Array.prototype.push == null) {
	Array.prototype.push = function() {
		for (var i = 0; i < arguments.length; ++i) {
			this[this.length] = arguments[i];
		};
		return this.length;
	};
};