footernavSize = function(){
	var menuItems = $$('#nav_bottom li');
	var tW = 5;
	menuItems.each( function(menuItem){
		newWidth = Element.getWidth(menuItem);
		tW = tW + newWidth;
	});
	$('nav_bottom_list').style.width = tW + "px";
}

var myrules = {
	'#search_box' : function(el){
		el.onfocus = function(){
			if(this.value=="Enter Keyword(s) or Product Number") this.value = "";
		}
		el.onblur = function(){
			if(this.value=="") this.value = "Enter Keyword(s) or Product Number";
		}
	}
};
Behaviour.register(myrules);