var currentMenu = null;
var timeoutMenu = null;
var timeout = null;
var banner = null;
if(!document.getElementById)document.getElementById=function(){return null;}

function initializeMenu(menuId, actuatorId, imgId, imgSrc) {
  var menu = document.getElementById(menuId);
  try {if (nodropdown) var menu = null;} catch(e) {};
  var actuator = document.getElementById(actuatorId);
  var img = document.getElementById(imgId);
  banner = document.getElementById("adBoxBanner");
  if (!actuator) return;

  actuator.onmouseover = function() {
    if (currentMenu) currentMenu.style.visibility = "hidden";
    if (timeout) clearTimeout(timeout);
    MM_swapImgRestore();
    if (img) MM_swapImage(img.name,'',imgSrc,1);
    if (!menu) {
      if (banner) banner.style.display = "block";
      return;
    }
    if(document.body.clientWidth && (this.offsetLeft+menu.offsetWidth)>document.body.clientWidth)
      menu.style.left = (this.offsetLeft+this.offsetWidth-menu.offsetWidth) + "px";
    else
      menu.style.left = this.offsetLeft + "px";
    menu.style.top = this.offsetTop + this.offsetHeight + "px";
    menu.style.visibility = "visible";
    if (banner) banner.style.display = "none";
    currentMenu = menu;
  }

  actuator.onmouseout = function() {
    if(!menu){MM_swapImgRestore();return;}
    timeoutMenu = menu;
    timeout = setTimeout("hideMenu();", 500);
  }
  
  if(!menu)return;
  menu.onmouseover = function() {if (timeout) clearTimeout(timeout);}
  menu.onmouseout  = function() {
    if (timeout) clearTimeout(timeout);
    timeoutMenu = menu;
    timeout = setTimeout("hideMenu();", 500);
  }
  MM_preloadImages(imgSrc);
}

function hideMenu() {
  if (timeoutMenu) timeoutMenu.style.visibility = "hidden";
  timeoutMenu = null;
  if (banner) banner.style.display = "block";
  MM_swapImgRestore();
}

function MM_preloadImages() { 
  var d=document;
  if(d.images) {
    if(!d.MM_p)
      d.MM_p=new Array();
    var i,j=d.MM_p.length;
    var 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_swapImage() {
  var i,j=0,x;
  var 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];
    }
}

function MM_swapImgRestore() { 
  var i,x;
  var 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) { 
  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); 
  return x;
}

function MM_openBrWindow(theURL,winName,features) {
  window.open(theURL,winName,features);
}