/***********************************************
** File:      %M%  version %I%
** Author:    nat
** Modified:  %G%
** Copyright: I-Next Ltd
***********************************************/
/* ident %W% */







function popup( win, w, h ){
  if ( window.pop ){ window.pop.close(); } // close an open one
  if ( popup.arguments.length < 2 ){ w = 320; };
  if ( popup.arguments.length < 3 ){ h = 480; };
  pop = window.open( win,'return','toolbar=no,location=no,directories=no,status=yes,scrollbars=no,resizable=no,copyhistory=no,locationbar=no,width=' + w + ',height=' + h + ',screenX=0,screenY=0,top=0,left=0');
}



function initRollovers(){
  if ( document.images ){
    var preLoad = new Array();
    var tempSrc;
    for (var i = 0; i < document.images.length; i ++ ){

      // Only add rollover to images with the classname 'swapmain'
      if ( document.images[i].className == 'swapmain' ){
        var src = document.images[i].getAttribute('src'); // get the src
        var ext = src.substring( src.lastIndexOf('.'), src.length ); // get the file extension
        var hsrc = src.replace( ext, '_r' + ext ); // store the rollover src
        document.images[i].setAttribute('hsrc', hsrc); // set the new src attribute
        document.images[i].style.cursor = 'hand'; // Hand cursor where supported

        // Preload the image
        preLoad[i] = new Image();
        preLoad[i].src = hsrc;

        // Add the rollover functions
        document.images[i].onmouseover = function(){
          tempSrc = mainImg.getAttribute('src'); // Get the main image src
          mainImg.setAttribute('src', this.getAttribute('hsrc'));
        }
        document.images[i].onmouseout = function(){
          if (!tempSrc) tempSrc = this.getAttribute('src').replace('_r'+ftype, ftype);
          mainImg.setAttribute('src', tempSrc);
        }
      } else if ( document.images[i].className == 'main' ){
        // Set the global variable to be the main image object
        mainImg = document.images[i];
      }
    }
  }
}