function MM_reloadPage(init) {  //reloads the window if Nav4 resized
  if (init==true) with (navigator) {if ((appName=="Netscape")&&(parseInt(appVersion)==4)) {
    document.MM_pgW=innerWidth; document.MM_pgH=innerHeight; onresize=MM_reloadPage; }}
  else if (innerWidth!=document.MM_pgW || innerHeight!=document.MM_pgH) location.reload();
}
MM_reloadPage(true);

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_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_findObj(n, d) { //v4.0
  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 && document.getElementById)
  */

  x=document.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];}
}

function MM_showHideLayers() { //v3.0
  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;
    }
    if(obj.visibility!=v)
    {
      obj.visibility=v;
    }
  }
}
function showMenu(obj, nodeID, show, event) {
  var pos = findPosition(obj);
  var layerID = "menu"+nodeID;
  var markID = "mark"+nodeID;
  var layer = document.getElementById(layerID);

  if(layer) {
    layer.style.left=pos[0];
    layer.style.top=pos[1]+10;
  }

  if(show) {
    menus=document.getElementsByTagName("span");
    for(i=0;i<menus.length;i++)
    {
      menu=menus[i];
      if(menu.id.substring(0,4)=='menu' && menu.id!=layerID)
      {
        MM_showHideLayers(menu.id, "", "hide");
        oldMarkID="mark"+menu.id.substring(4);
        document.getElementById(oldMarkID).style.display='none';
      }
    }
    MM_showHideLayers(layerID, "", "show");
    document.getElementById(markID).style.display='';
  }
  else {
    layer=document.getElementById(layerID);
    checkx=event.clientX<=(layer.offsetLeft+1) || event.clientX>(layer.offsetLeft+layer.offsetWidth-1);
    checky=event.clientY<=(layer.offsetTop+1) || event.clientY>(layer.offsetTop+layer.offsetHeight-1);

    if(checkx || checky)
    {
      MM_showHideLayers(layerID, "", "hide");
      document.getElementById(markID).style.display='none';
    }
  }
}

function findPosition( oLink ) {
  if( oLink.offsetParent ) {
    for( var posX = 0, posY = 0; oLink.offsetParent; oLink = oLink.offsetParent ) {
      posX += oLink.offsetLeft;
      posY += oLink.offsetTop;
    }
    return [ posX, posY ];
  } else {
    return [ oLink.x, oLink.y ];
  }
}

function resizeMenu(nodeID, subNodeNumber) {
  var layerID = "menu"+nodeID;
  var layer = document.getElementById(layerID);

  layer.style.height=(subNodeNumber-1)*20+(subNodeNumber-2)*3;
}
//-->