var toggle = new Object();

/* new function to work with toggle global object for namespace sake */
function tog(obj,state){
	if(typeof toggle[obj] == "undefined") toggle[obj] = true;
	o = document.getElementById(obj);
	if(o){
		switch(state){
			case true: toggle[obj] = true; break;
			case false: toggle[obj] = false; break;
			default: toggle[obj] = toggle[obj]?false:true; break;
		}
		o.style.display = toggle[obj]?"none":"block";
	}
}

// prep css: BLOCK { display: none; } // or block if you want shown by default
// call: <a href="#" onclick="tog('BLOCK');return false;">