yStart=-160;
var MD;
function initDownload() {
	MD=elS('movingdown');
	zeige('movingdown',1);
	mvd(yStart);
}
function mvd(y) {
	if(y>0) y=yStart;
	MD.top=y+'px';
	MD.height=(159-y)+'px';
	y+=1;
	setTimeout('mvd('+y+')',60);
}