;
				node2.classList.add("el");
				
				if (floatup){
					var speedup = Math.pow(Math.random(),0.05)*timeoutDelay;
					node2.style.animation = "y1 "+speedup+"ms reverse linear 1";
					node2.style.transform = "translateY(-"+width+"px)";
					node2.style.top = -1*width+"px";
					node2.style.position = "relative";
				} else {
					node2.style.animation = "y "+(Math.random()*5*speed+5*speed)+"s linear infinite alternate";
					node2.style.animationDelay = Math.random()*-35*speed+"s";
				}
	