var tempoHide;
		var tempoShow;
		var tweenDown;
		var tweenUp;
		var posy = 0;
		var lockedBar = false;
		function hideBar() {
			clearAllTempo();
			tweenDown = setTimeout("moveDown()",30);
			lockedBar = true;
		}
		function moveDown() {
			//var h = $('#article').height();
			//if (h>600) {
				posy -= (posy-(-170))*.1;
				if (posy > -169 && lockedBar) {
					$("#ombre").css("bottom",posy+"px");
					tweenDown = setTimeout("moveDown()",30);
				} else {
					lockedBar = false;
					clearAllTempo();
				//	alert(h);
				}
			//}
		}
		function showBar() {
			clearAllTempo();
			tweenUp = setTimeout("moveUp()",30);
			lockedBar = true;
		}
		function moveUp() {
			posy -= (posy-(-20))*.1;
			if (posy < -20 && lockedBar) {
				$("#ombre").css("bottom",posy+"px");
				tweenUp = setTimeout("moveUp()",30);
			} else {
				lockedBar = false;
				clearAllTempo();
			}
		}
		function clearAllTempo() {
			clearTimeout(tweenDown);
			clearTimeout(tweenUp);
			clearTimeout(tempoShow);
			clearTimeout(tempoHide);
		}
		function rollOutFromBar() {
			clearAllTempo();
			tempoHide = setTimeout("hideBar()",500);
		}