// written by Dean Edwards, 2005// http://dean.edwards.name/function 
function addEvent(element, type, handler) {  
	// assign each event handler a unique ID  
	if (!handler.$$guid) 
		handler.$$guid = addEvent.guid++;  
	// create a hash table of event types for the element  
	if (!element.events) 
		element.events = {};  
	// create a hash table of event handlers for each element/event pair  
	var handlers = element.events[type];  
	if (!handlers) 
	{	    
		handlers = element.events[type] = {};    
		// store the existing event handler (if there is one)    
		if (element["on" + type]) {      
			handlers[0] = element["on" + type];    
		}  
	}  
	// store the event handler in the hash table  
	handlers[handler.$$guid] = handler;  
	// assign a global event handler to do all the work  
	element["on" + type] = handleEvent;
};

// a counter used to create unique IDs
addEvent.guid = 1;

function removeEvent(element, type, handler) 
{  
	// delete the event handler from the hash table  
	if (element.events && element.events[type]) 
	{    
		delete element.events[type][handler.$$guid];  
	}
};

function handleEvent(event) {  
	// grab the event object (IE uses a global event object)  
	event = event || window.event;  
	// get a reference to the hash table of event handlers  
	var handlers = this.events[event.type];  
	// execute each event handler  
	for (var i in handlers) 
	{    
			this.$$handleEvent = handlers[i];    
			this.$$handleEvent(event);  
	}
};

addEvent(window, "load", function(){
		showUserInfo();
});