<!--

	aok = 0;
	if ( navigator.appName == "Netscape" ) {
	
		if ( parseInt( navigator.appVersion ) >= 3 ) { aok = 1; }
	} else if ( navigator.appName.substring( 0, 9 ) == "Microsoft" ) {
		if ( parseInt( navigator.appVersion ) >= 4 ) { aok=1; }
	}
	
	if ( aok == 1 ) {
	
      var marker_on = new Image();
      marker_on.src = "images/marker_on.gif";
      
      var marker_off = new Image();
      marker_off.src = "images/marker_off.gif";
      
      var menu_one = new Image();
      menu_one.src = "images/marker_off.gif";
   }

	function procOver(id) {
	  if ( aok == 1 ) {
	  
	     marker_id = "marker_" + id;
        document.images[marker_id].src = "images/marker_on.gif";
        
        pic_id = "pic_" + id;
        img_name = "images/" + id + "_col.gif";
        document.images[pic_id].src = img_name;
        
        title_name = "images/title_" + id + ".gif";
        document.images["title"].src = title_name;
 	  }
      return true;
	}

	function procOut(id) {
	  if ( aok == 1 ) {
	  
	     marker_id = "marker_" + id;
        document.images[marker_id].src = "images/marker_off.gif";

        pic_id = "pic_" + id;
        img_name = "images/" + id + "_bw.gif";
        document.images[pic_id].src = img_name;
        
        document.images["title"].src = "images/title_0.gif";
     }
     return true;
   }

  var bw = new Array();
  var col = new Array();
  var title = new Array();
  if ( document.images ) {
  for ( var id = 1; id <= 7; id++ ) {

    col[id] = new Image();
    col[id].src = "images/" + id + "_col.gif";

    title[id] = new Image();
    title[id].src = "images/title_" + id + ".gif";
  }
  }
//-->