setCorners = function (el,places) {
	var div = $(el);
	for(i=0;i<places.length;i++) {
		if(places[i] == "TL") {
			var leftCorner = new Element('div');
			leftCorner.setProperty('id','left-corner');
			leftCorner.injectTop(div);
		} else if (places[i] == "TR") {
			var rightCorner = new Element('div');
			rightCorner.setProperty('id','right-corner');
			rightCorner.injectTop(div);
		} else {
			return false;
		}
	}
}

window.addEvent('domready', function(){
  setCorners("left-content",["TL","TR"]);
  setCorners("right-bar",["TR"]);
});