function pausecomp(millis) 
  {
  var date = new Date();
  var curDate = null;
  
  do { curDate = new Date(); } 
  while(curDate-date < millis);
  } 

    sfHover = function() {
    var sfEls = document.getElementById("nav").getElementsByTagName("LI");
    for (var i=0; i<sfEls.length; i++) {
    sfEls[i].onmouseover=function() {
    this.className+=" ie_does_hover";
    }
    sfEls[i].onmouseout=function() {
    this.className=this.className.replace(new RegExp(" ie_does_hover\\b"), "");
    }
    }
    }
    if (window.attachEvent) window.attachEvent("onload", sfHover);


function roll_over(img_name, img_src)
   {
   document[img_name].src = img_src;
   }


function getUrlVars()
{
    var vars = [], hash;
    var hashes = window.location.href.slice(window.location.href.indexOf('?') + 1).split('&');
    for(var i = 0; i < hashes.length; i++)
    {
        hash = hashes[i].split('=');
        vars.push(hash[0]);
        vars[hash[0]] = hash[1];
    }
    return vars;
}