// ////
/*
Gradual-Highlight Image Script II-
By J. Mark Birenbaum (birenbau@ugrad.cs.ualberta.ca)
Permission granted to Dynamicdrive.com to feature script in archive
For full source to script, visit http://dynamicdrive.com
*/

var nereidFadeObjects=new Object();
var nereidFadeTimers=new Object();

/* object - image to be faded (actual object, not name);
 * destop - destination transparency level (ie 80, for mostly solid)
 * rate   - time in milliseconds between trasparency changes (best under 100)
 * delta  - amount of change each time (ie 5, for 5% change in transparency)
 */

function nereidFade(object, destOp, rate, delta)
{
   if (!document.all) return;

   if (object!="[object]")
   {  //do this so I can take a string too
      setTimeout("nereidFade("+object+","+destOp+","+rate+","+delta+")",0);
      return;
   }

   clearTimeout(nereidFadeTimers[object.sourceIndex]);

   if (!object.filters.alpha) return;

   diff = destOp-object.filters.alpha.opacity;
   direction=1;
   if (object.filters.alpha.opacity>destOp)
   {
      direction=-1;
   }
   delta=Math.min(direction*diff,delta);
   object.filters.alpha.opacity+=direction*delta;

   if (object.filters.alpha.opacity!=destOp)
   {
      nereidFadeObjects[object.sourceIndex]=object;
      nereidFadeTimers[object.sourceIndex]=setTimeout("nereidFade(nereidFadeObjects["+object.sourceIndex+"],"+destOp+","+rate+","+delta+")",rate);
   }
}
// ^^^^

// ===================
// EXPANDED THUMBNAILS
// ===================

function expandImages()
{
   var te_pos=document.URL.indexOf('&te_');
   if (te_pos==-1) return;
   var a=document.URL.indexOf('=1',te_pos);
   var b=document.URL.indexOf('=0',te_pos);
   if (((b<a) && (b!=-1)) || (a==-1)) return;
   var to_do=document.URL.substring(te_pos+4,a);

   if (to_do=='all')
   {
      var i;
      var posts=document.getElementsByTagName('td');
      for (i=0;i<posts.length;i++)
      {
         if (posts[i].id.substring(0,3)=='pe_')
         {
            expandPost(posts[i]);
         }
      }
   } else expandPost(document.getElementById('pe_'+to_do));
}

function expandPost(post)
{
   if (!post) return;

   var i;
   var images=post.getElementsByTagName('img');
   var pass_id,first,second;
   for (i=0;i<images.length;i++)
   {
      first=2;
      pass_id=images[i].id.substring(first+1/*,second*/);
//      second=pass_id.indexOf('_');
//      if (second!=-1) pass_id=pass_id.substring(0,second);
      images[i].src=eval("te_"+pass_id);
      images[i].thumb_expanded=1;
   }
}