var counter=0;
var pos_x=20;   //Startposition des Layers auf x-Achse
var pos_y=-20; //Startposition des Layers auf y-Achse
var div=1;

function move_in(target,id)
{
 if(counter<target)
 {
  pos_y=pos_y+div;
  pos_x=pos_x+div;
  counter++;
  if(document.layers)
  {
   document.layers['layer'+id].top= +pos_y;
   document.layers['layer'+id].left= +pos_x;
   setTimeout(move_in,10,target,id);    //??????????????????
  }
  else
  {
   document.all['layer'+id].style.top= +pos_y;
   document.all['layer'+id].style.left= +pos_x;
   setTimeout('move_in(' +target+ ',' +id+ ')',10);
  }
 }
}