function openPopup(url,h,w) {
  popWin = window.open(url,"pop","height="+h+",width="+w+",location=no,menubars=no,scrollbars=yes,toolbars=no,resizable=yes");
  if (window.focus) {
     popWin.focus();
  }
}

function setDS() {
  var nextyear = new Date();
  nextyear.setFullYear(nextyear.getFullYear() + 1);
  path = "/";
  domain = ".propel.com";
  document.cookie = "ds=yes;expires=" + nextyear.toGMTString() + "; path=" + path + "; domain=" + domain;
}

function checkDS() {
  var allcookies = document.cookie;
  var dsCookie = allcookies.indexOf("ds=");
  if (dsCookie == -1) {
      openPopup('/survey/download.jsp',500,800);
  }
}

function toggle(id){

dom = document.getElementById ? 1 : 0;
ie4 = (document.all && !dom) ? 1 : 0;
opera = (navigator.userAgent.indexOf('Opera')!=-1) ? 1 : 0;
supported = ((dom||ie4) && !(opera)) ? 1 : 0;

if(!supported)
return;

if (dom && !document.all)
document.all = document.getElementsByTagName("*")

obj = (dom) ? document.getElementById(id) : document.all(id)

if(obj.style.visibility=='hidden')
obj.style.visibility='visible';

else
obj.style.visibility='hidden';

}