/**
 * The main JavaScript file for Cedars
 */

 
YAHOO.namespace("cedars");

/**
 * A general-purpose no-op. It's useful for links that do not do anything.
 */
YAHOO.cedars.doNothing = function(){}


/**
 * Performs all the initialization procedures required for the proper
 * operation of the site.
 */
YAHOO.cedars.init = function() {
	var images = document.getElementsByTagName("img");
	var i;
	for(i=0;i<images.length;i++) {
		YAHOO.cedars.Mouseover.add(images.item(i));				
	}	
	
	var inputs = document.getElementsByTagName("input"); 
	for(i=0;i<inputs.length;i++) {
		var input = inputs.item(i);
		if(input.className == "button" && input.type == "image") {
			YAHOO.cedars.Mouseover.add(input);
		}
	}	
}

YAHOO.cedars.isEmpty = function(object) {
	var empty = true;
	if (object != null) {
		var key;
		for (key in object) {
			empty = false;
			break;
		}
	}
	return empty;
}

function $(id) {
	return document.getElementById(id);
}