var popWin = null    // use this when referring to pop-up window
var winCount = 0
var winName = "popWin"
function openPopWin(winURL, winWidth, winHeight, winFeatures, winLeft, winTop){
  var d_winLeft = 20  // default, pixels from screen left to window left
  var d_winTop = 20   // default, pixels from screen top to window top
  winName = "popWin" + winCount++ //unique name for each pop-up window
  closePopWin()           // close any previously opened pop-up window
  if (openPopWin.arguments.length >= 4)  // any additional features? 
 winFeatures = "," + winFeatures
  else 
 winFeatures = ""
  if (openPopWin.arguments.length == 6)  // location specified
 winFeatures += getLocation(winWidth, winHeight, winLeft, winTop)
  else
 winFeatures += getLocation(winWidth, winHeight, d_winLeft, d_winTop)
  popWin = window.open(winURL, winName, "width=" + winWidth 
     + ",height=" + winHeight + winFeatures)
  }

function closePopWin(){    // close pop-up window if it is open
  if (navigator.appName != "Microsoft Internet Explorer" 
   || parseInt(navigator.appVersion) >=4) //do not close if early IE
 if(popWin != null) if(!popWin.closed) popWin.close()
  }
function getLocation(winWidth, winHeight, winLeft, winTop){
  return ""
  }

function getLocation(winWidth, winHeight, winLeft, winTop){
  var winLocation = ""
  if (winLeft < 0)
 winLeft = screen.width - winWidth + winLeft
  if (winTop < 0)
 winTop = screen.height - winHeight + winTop
  if (winTop == "cen")
 winTop = (screen.height - winHeight)/2 - 20
  if (winLeft == "cen")
 winLeft = (screen.width - winWidth)/2
  if (winLeft>0 & winTop>0)
 winLocation =  ",screenX=" + winLeft + ",left=" + winLeft
    + ",screenY=" + winTop + ",top=" + winTop
  else
 winLocation = ""
  return winLocation
  }

function SwapImage()
{
   var doc=document, args=arguments;
   doc.$imgSwaps = new Array();
   for(var i=2; i<args.length; i+=2)
   {
      var elem=FindObject(args[i]);
      if(elem)
      {
         doc.$imgSwaps[doc.$imgSwaps.length]=elem;
         elem.$src=elem.src;
         elem.src=args[i+1];
      }
   }
}

function FindObject(id, doc)
{
   var child, elem;
   if(!doc)
      doc=document;
   if(doc.getElementById)
      elem=doc.getElementById(id);
   else
   if(doc.layers)
      child=doc.layers;
   else
   if(doc.all)
      elem=doc.all[id];
   if(elem)
      return elem;
   if(doc.id==id || doc.name==id)
      return doc;
   if(doc.childNodes)
      child=doc.childNodes;
   if(child)
   {
      for(var i=0; i<child.length; i++)
      {
         elem=FindObject(id,child[i]);
         if(elem)
            return elem;
      }
   }
   var frm=doc.forms;
   if(frm)
   {
      for(var i=0; i<frm.length; i++)
      {
         var elems=frm[i].elements;
         for(var j=0; j<elems.length; j++)
         {
            elem=FindObject(id,elems[i]);
            if(elem) return elem;
         }
      }
   }
   return null;
}

function FadeImage(id, duration)
{
   var millisec = Math.round(duration / 100);
   var timer = 0;
   for(i = 0; i <= 100; i++)
   {
     setTimeout("SetOpacity('" + id + "'," + i + ")",(timer * millisec));
      timer++;
   }
}

function SetOpacity(id, opacity)
{
   var element = document.getElementById(id).style;
   element.opacity = (opacity / 100);
   element.MozOpacity = (opacity / 100);
   element.KhtmlOpacity = (opacity / 100);
   element.filter = "alpha(opacity=" + opacity + ")";
}

function SlideShow1ShowNext()
   {
      SlideShow1_Index = SlideShow1_Index + 1;
      if (SlideShow1_Index > 8)
         SlideShow1_Index = 0;
      document.getElementById('SlideShow1_Fade').src = document.getElementById('SlideShow1').src;
      SetOpacity('SlideShow1', 0);
      eval("document.SlideShow1.src = SlideShow1_Images[" + SlideShow1_Index + "][0]");
      setTimeout("SlideShow1ShowNext();", 7000);
      FadeImage('SlideShow1', 1500);
   }

   function onSlideShow1Click()
   {
      if (SlideShow1_Images[SlideShow1_Index][2] == "")
      {
         targetwin = "_self";
      } else {
         targetwin = SlideShow1_Images[SlideShow1_Index][2];
      }
      eval("window.open(url = SlideShow1_Images[" + SlideShow1_Index + "][1],'" + targetwin +"');");
   }