window.addEvent('domready', function(){
	//alert('the dom is ready');
	$$('#left_nav a').each(function(el){
		if(el.rel){
			el.onclick = function(){
				var sub = false;
				this.blur();
				if(sub = $(this.rel)){
					var psub = {}
					try{
						psub = $('__ramka__'+this.rel);
					}catch(Ex){}
					if(sub.getStyle("display") === "none"){
						sub.setStyle("display", "block");
						psub.className = "outside highlight";
					}else{
						sub.setStyle("display", "none");
						psub.className = "outside";
					}
					return false;
				}
				return true;
			}
		}
	});
});