///////////////////////////////////////////////
// Bottom nav rollover code

// preload
if (document.images) {
  // define image page (change for alternate URL)
//  var iconPath = new Image();
//  iconPath.src = '/images/animated/icons/';

  // bottom navigation rollover state images
  var homeBN = new Image();
  homeBN.src = "/images/animated/icons/home_pink.gif";
  var sitemapBN = new Image();
  sitemapBN.src = "/images/animated/icons/sitemap_pink.gif";
  var helpBN = new Image();
  helpBN.src = "/images/animated/icons/help_pink.gif";
  var pressBN = new Image();
  pressBN.src = "/images/animated/icons/press_pink.gif";
  var careersBN = new Image();
  careersBN.src = "/images/animated/icons/careers_pink.gif";
  var suppliersBN = new Image();
  suppliersBN.src = "/images/animated/icons/suppliers_pink.gif";
  
  //drop down login rollover state images
  
  var BNbanklogin = new Image();
  BNbanklogin.src = "../images/generic/bank_login_white.gif";
  var BNsharelogin = new Image();
  BNsharelogin.src = "../images/generic/share_login_white.gif";
  var BNinvestlogin = new Image();
  BNinvestlogin.src = "../images/generic/invest_login_white.gif";

  //variables to save previous rollover state
  var bnImg = homeBN.src;
  var bnName = "homeBN";
}


// rollover: over
function bnOver(itemName) { 
  if (document.images) {
    bnImg = document.images[itemName].src;
    bnName = itemName;
    document.images[itemName].src = eval(itemName + '.src');
  }
}

// rollover: out
function bnOut() { 
  if (document.images) {
    document.images[bnName].src = bnImg;
  }
}