/*handle the image swapping on mouse actions */
userAgent = window.navigator.userAgent;
browserVers = parseInt(userAgent.charAt(userAgent.indexOf("/")+1),10);
function findElement(n,ly) {
if (browserVers < 4)		return document[n];
var curDoc = ly ? ly.document : document;
var elem = curDoc[n];
if (!elem) {
for (var i=0;i<curDoc.layers.length;i++) {
elem = findElement(n,curDoc.layers[i]);
if (elem) return elem;
}
}
return elem;
}

function newImage(arg) {
if (document.images) {
rslt = new Image();
rslt.src = arg;
return rslt;
}
}

function changeImages() {
if (document.images) {
var img;
for (var i=0; i<changeImages.arguments.length; i+=2) {
img = null;
if (document.layers) {
img = findElement(changeImages.arguments[i],0);
}
else {
img = document.images[changeImages.arguments[i]];
}
if (img) {
img.src = changeImages.arguments[i+1];
}
}
}
}

/*preload images 
var preloadFlag = false;
function preloadImages() {
if (document.images) {
finddoc_btn_over = newImage("finddoc_btn-over");
services_btn_over = newImage("services_btn-over");
careers_btn_over = newImage("careers_btn-over");
sitemap_btn_over = newImage("sitemap_btn-over");
contact_btn_over = newImage("contact_btn-over");
preloadFlag = true;
}
}
*/
/* image swapping for location box mouseovers */
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_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_findObj(n, d) { //v4.01
  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 && d.getElementById) x=d.getElementById(n); return x;
}
function MM_showHideLayers() { //v6.0
  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; }
    obj.visibility=v; }
}

/* show/hide layers on location mouseovers */
     var _SHTimeoutID = new Array();
     function SH(sLayerName, nDelay, bShow) {
     CancelSHTimeout();
          var sExp = "MM_showHideLayers('" + sLayerName + "','','" + (bShow?'show':'hide') + "')"
          _SHTimeoutID[sLayerName] = window.setTimeout(sExp, nDelay)
     }

     function CancelSHTimeout(sLayerName) {
          if (_SHTimeoutID[sLayerName]) {
               window.clearTimeout(_SHTimeoutID[sLayerName]);
                                    _SHTimeoutID[sLayerName] = null;
          }
     }