//----------------------------------------------------------------------------
// Set a cookie given a name, value, expiration date, and path
//----------------------------------------------------------------------------


function setCookie (name, value, expires, path) {

  if (path == null) path = "/";
  if (expires == null){
    document.cookie = name + "=" + escape(value) + "; path=" + path;
    return;
  }
  document.cookie = name + "=" + escape(value) + "; expires=" + expires.toGMTString() +  "; path=" + path;
}

//----------------------------------------------------------------------------
// Returns the value of the named cookie.
//----------------------------------------------------------------------------

function getCookie(name) {

  var search;

  search = name + "="
  offset = document.cookie.indexOf(search) 
  if (offset != -1) {
    offset += search.length ;
    end = document.cookie.indexOf(";", offset) ;
    if (end == -1)
      end = document.cookie.length;
    return unescape(document.cookie.substring(offset, end));
  }
  else
    return "";
}

//----------------------------------------------------------------------------
// Delete the named cookie.
//----------------------------------------------------------------------------

function deleteCookie(name) {

  var expdate = new Date();
  expdate.setTime(expdate.getTime() - (86400 * 1000 * 1));
  setCookie(name, "", expdate);
}

function TF_DatePart(strDate){
  var dt = new Date(strDate);
  var yy = dt.getYear();
  var year = (yy < 1000) ? yy + 1900 : yy;
  return dt.getMonth()+1+"/"+dt.getDate()+"/"+ year;
}

function TF_RefreshStaticPageIfNeeded(url) {
  if (location.search.length == 0) {
    var today = new Date(TF_DatePart(new Date()));
    var pgDate = new Date(TF_DatePart(document.lastModified));
    if (pgDate < today) {
      location.href = url;
    } 
  }
}

function TF_RefreshStaticPageAfterMinutes(url,numMinutes) {
  if (location.search.length == 0) {
    var refreshTime = new Date();
    refreshTime.setTime(refreshTime.getTime() - numMinutes * 60000);
    var pgDate = new Date(document.lastModified);
    // alert(refreshTime +"  /  " + pgDate);
    if (pgDate < refreshTime) {
      location.href = url;
    } 
  }
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}