// General purpose function to swap an image to one that was saved
// v3.0
function BB_swapImgRestore() {            
  var i,x,a=document.BB_sr;
  for(i=0; a&&i<a.length&&(x=a[i])&&x.oSrc; i++) {
    x.src=x.oSrc;
  }
}

// General purpose function to preload images into browser
// v3.0
function BB_preloadImages() { 
  var d=document;
  if(d.images){ 
    if(!d.BB_p) {
      d.BB_p=new Array();
    }
    var i,j=d.BB_p.length,a=BB_preloadImages.arguments;
    for(i=0; i<a.length; i++) {
      if (a[i].indexOf("#")!=0){ 
        d.BB_p[j]=new Image;
        d.BB_p[j++].src=a[i];
      }
    }
  }
}

// v3.0
function BB_findObj(n, d) { 
  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=BB_findObj(n,d.layers[i].document);
  return x;
}

// General purpose function to save an image and replace it with a new image 
// v3.0
function BB_swapImage() { 
  var i,j=0,x,a=BB_swapImage.arguments;
  document.BB_sr=new Array;
  for(i=0; i<(a.length-2); i+=3) {
    if ((x=BB_findObj(a[i]))!=null){
      document.BB_sr[j++]=x;
      if(!x.oSrc) x.oSrc=x.src;
      x.src=a[i+2];
    }
  }
}