function MM_showHideLayers() { 
  var i,p,v,obj,args=MM_showHideLayers.arguments;
  for (i=0; i<(args.length-2); i+=3) 
    if ((obj=MM_findObj(args[i]))!=null) { 
      v=args[i+2];
      if (obj.style) { 
        obj=obj.style; 
        v=(v=='show')?'visible':(v=='hide')?'hidden':v; 
      }
      obj.visibility=v; 
    }
}

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,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 jumpMenu(selObj){ 
  newWindow = window.open(selObj.options[selObj.selectedIndex].value);
  newWindow.focus();
}

function showHiddenMenu() { 
  var i, hideOrShow, menuElement;
  var items = showHiddenMenu.arguments.length;
  var menu;
  for (i=0; i<items; i+=2) {
    menu = showHiddenMenu.arguments[i];
    menuElement = document.getElementById(menu);
    if (menuElement!=null) { 
      if (menuElement.style) {
        hideOrShow=(showHiddenMenu.arguments[i+1]=='show')?'visible':'hidden'; 
        menuElement.style.visibility = hideOrShow; 
      }
    }
  }
}

function swapImages(){
  var i; 
  var items = swapImages.arguments.length;
  var img;
  var imgElement;
  for (i=0; i<items; i+=2){
    img = swapImages.arguments[i];
    imgElement = document.getElementById(img);
    if (imgElement != null){
      if (imgElement.src){
        imgElement.src=swapImages.arguments[i+1];
      }
    }
  }
}