function movingLeft(signe_browser,ly,signe_up,newposLeft,stepLeft,limitStep,limitLeft,dtime){
if (signe_up==0) {
if (signe_browser==0) newposLeft=document[ly].left;
signe_up=1;
stepLeft=newposLeft/2;
}
if (newposLeft > limitLeft ) {
newposLeft=newposLeft-stepLeft;
if (stepLeft > limitStep) stepLeft=stepLeft/2;
if (signe_browser==0) document[ly].left=newposLeft;
if (signe_browser==1) document.all[ly].style.left=newposLeft;
var timeout_id_movingLeft=setTimeout("movingLeft("+signe_browser+",'"+ly+"',"+signe_up+","+newposLeft+","+stepLeft+","+limitStep+","+limitLeft+","+dtime+")", dtime);