// DISPLAY OR HIDE CERTAIN ELEMENTS BY ID
function showItem(id,force) {
	if (document.getElementById) {
		obj = document.getElementById(id);
		if(obj) {
			if(force) { obj.className = obj.className + " " + force;}
			else { 
				if(obj.className.match("hidden")) { obj.className = obj.className.replace(/hidden/, "shown");	}
				else if (obj.className.match("shown")) {	obj.className = obj.className.replace(/shown/,"hidden"); 	}
				else {obj.className = obj.className + " shown"; }
			}
		}
	}
}