function changeSRC (imageName) {

   

      if (!flashOk) {
          document.write('An update for the Flash player is required. <a href="http://www.macromedia.com/go/getflashplayer">Click here<\/a> to get a recent version and then try again<br><br><br>');
      } else {
          //alert(url);
          // load flash
        urlParams = '?serverUrl=' + S7Config.isRoot;
        urlParams += '&contentRoot=' + S7Config.isContentRoot;

        urlParams += '&image=';


        urlParams += 'Armstrong/' + imageName;

        urlParams += '&singleImageSwatch=false';
        urlParams += '&backgroundColor=0x' + movieBgc;
        urlParams += '&autoResize=true,true';
        urlParams += '&viewSize=200,200';


        urlParams += '&config=Armstrong/afp_res_aus_viewer'
        urlParams += '&swLayout=vert,0,0';          
          embedFlash('flashContent', url, movieWidth, movieHeight, requiredVersion, urlParams);
      }
}