function showblock(id) {
	var obj = document.getElementById(id);
	var stl = obj.style.display;
	
	( stl == 'none' ) ? stl='block' : stl='none';
	
	obj.style.display = stl;
}

function imgg(i,style) {
	obj = document.getElementById("img"+i);
	obj.src = "/static/i/"+i+"_"+style+".gif";
}