// JavaScript Document
<!--

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 showHideLayers()
{ 
  var i, visStr, obj, args = showHideLayers.arguments;
  for (i=0; i<(args.length-2); i+=3)
  {
    if ((obj = findObj(args[i])) != null)
    {
      visStr = args[i+2];
      if (obj.style)
      {
        obj = obj.style;
        if(visStr == 'show') visStr = 'visible';
        else if(visStr == 'hide') visStr = 'hidden';
      }
      obj.visibility = visStr;
    }
  }
}

function findObj(theObj, theDoc)
{
  var p, i, foundObj;
  
  if(!theDoc) theDoc = document;
  if( (p = theObj.indexOf("?")) > 0 && parent.frames.length)
  {
    theDoc = parent.frames[theObj.substring(p+1)].document;
    theObj = theObj.substring(0,p);
  }
  if(!(foundObj = theDoc[theObj]) && theDoc.all) foundObj = theDoc.all[theObj];
  for (i=0; !foundObj && i < theDoc.forms.length; i++) 
    foundObj = theDoc.forms[i][theObj];
  for(i=0; !foundObj && theDoc.layers && i < theDoc.layers.length; i++) 
    foundObj = findObj(theObj,theDoc.layers[i].document);
  if(!foundObj && document.getElementById) foundObj = document.getElementById(theObj);
  
  return foundObj;
}

function switchImage(imgName, imgSrc) 
{
  if (document.images)
  {
    if (imgSrc != "none")
    {
      document.images[imgName].src = imgSrc;
    }
  }
}

function simplePreload( )
{ 
  var args = new Array(34)
  args[0] = "../images/sub_nav_GeneralInfo_off.gif";
  args[1] = "../images/sub_nav_GeneralInfo_on.gif";
  
  args[2] = "../images/sub_nav_ExhibitorList_off.gif";
  args[3] = "../images/sub_nav_ExhibitorList_on.gif";
  
  args[4] = "../images/sub_nav_Seminars_off.gif";
  args[5] = "../images/sub_nav_Seminars_on.gif";
  
  args[6] = "../images/sub_nav_Registration_off.gif";
  args[7] = "../images/sub_nav_Registration_on.gif";
  
  args[8] = "../images/sub_nav_FloorPlan_off.gif";
  args[9] = "../images/sub_nav_FloorPlan_on.gif";
  
  args[10] = "../images/sub_nav_Directions_off.gif";
  args[11] = "../images/sub_nav_Directions_on.gif";
  
  args[12] = "../images/sub_nav_EDirections_off.gif";
  args[13] = "../images/sub_nav_EDirections_on.gif";
  
  args[14] = "../images/sub_nav_EFloorPlan_off.gif";
  args[15] = "../images/sub_nav_EFloorPlan_on.gif";
  
  args[16] = "../images/sub_nav_ESeminars_off.gif";
  args[17] = "../images/sub_nav_ESeminars_on.gif";
  
  args[18] = "../images/sub_nav_EExhibitorList_off.gif";
  args[19] = "../images/sub_nav_EExhibitorList_on.gif";
  
  args[20] = "../images/sub_nav_EGeneralInfo_off.gif";
  args[21] = "../images/sub_nav_EGeneralInfo_on.gif";
  
  args[22] = "../images/nav_home_off.gif";
  args[23] = "../images/nav_home_on.gif";
  
  args[24] = "../images/nav_contactUs_off.gif";
  args[25] = "../images/nav_contactUs_on.gif";
  
  args[26] = "../images/nav_exhibInfo_off.gif";
  args[27] = "../images/nav_exhibInfo_on.gif";
  
  args[28] = "../images/nav_attenInfo_off.gif";
  args[29] = "../images/nav_attenInfo_on.gif";
  
  args[30] = "../images/sub_nav_EExhibitorForms_off.gif";
  args[31] = "../images/sub_nav_EExhibitorForms_on.gif";
  
  args[32] = "../images/sub_nav_ETravelInfo_off.gif";
  args[33] = "../images/sub_nav_ETravelInfo_on.gif";
    
  document.imageArray = new Array(args.length);
  for(var i=0; i<args.length; i++)
  {
    document.imageArray[i] = new Image;
    document.imageArray[i].src = args[i];
  }
}

//-->