/* Here are the XML functions needed by expat */


   /* when expat hits an opening tag, it fires up this function */

   function startElement($parser, $name, $attrs) {

       array_push($this->current_tag, $name); // add tag to the cur. tag array

       $curtag = implode("_",$this->current_tag); // piece together tag

       /* this tracks what array index we are on for this tag */

       if(isset($this->tagtracker["$curtag"])) {
           $this->tagtracker["$curtag"]++;
       } else {
           $this->tagtracker["$curtag"]=0;
       }


       /* if there are attributes for this tag, we set them here. */

       if(count($attrs)>0) {
           $j = $this->tagtracker["$curtag"];
           if(!$j) $j = 0;

           if(!is_object($GLOBALS[$this->identifier]["$curtag"][$j])) {
               $GLOBALS[$this->identifier]["$curtag"][$j] = new xml_container;
           }

           $GLOBALS[$this->identifier]["$curtag"][$j]->store("attributes",$attrs);
               }

   } // end function startElement



   /* when expat hits a closing tag, it fires up this function */

   function endElement($parser, $name) {

       $curtag = implode("_",$this->current_tag);     // piece together tag
                               // before we pop it off,
                               // so we can get the correct
                               // cdata

       if(!$this->tagdata["$curtag"]) {
           $popped = array_pop($this->current_tag); // or else we screw up where we are
           return;     // if we have no data for the tag
       } else {
           $TD = $this->tagdata["$curtag