function setVariables() {
if (navigator.appName == "Netscape") {
v=".top=";
dS="document.";
sD="";
y="window.pageYOffset";
}
else {
v=".pixelTop=";
dS="";
sD=".style";
y="document.body.scrollTop";
   }
}

movex=0,movey=0,xdiff=0,ydiff=0,ystart=0,xstart=0
function checkLocation() {
innerY=10
if (document.layers){innerY-=10}
object="object1";
yy=eval(y);
ydiff=ystart-yy-5;
if ((ydiff<(-1))||(ydiff>(1))) movey=Math.round(ydiff/10),ystart-=movey
eval(dS+object+sD+v+(ystart+innerY));
setTimeout("checkLocation()",1);
}