ns4 = (document.layers)? true:false
ie = (document.styleSheets&&document.all)? true:false
ns6 = document.getElementById&&!document.all;
opera= (document.all&& !document.styleSheets)? true:false;


top_position = 169;

function move_sticky() {
if (ie) document.getElementById("stickyad").style.top=document.body.scrollTop+top_position;
if (ns6||opera) document.getElementById("stickyad").style.top=pageYOffset+top_position;
if (ns4) document.stickyad.top=pageYOffset+top_position;
setTimeout("move_sticky()",200);
}

function hide_sticky() {
if (ns6||opera) document.getElementById("stickyad").style.visibility = "hidden";
if (ns4) document.stickyad.visibility = "hidden";
if (ie) document.getElementById("stickyad").style.visibility = "hidden";
}