/**********

          file:              vis_viva_help.js
          created:     05 oct 2007
          topic:          Open new window showing derivation of the Vis-Viva Equation

          updates:
                10 oct 2007  
                      1 )  Changed  one my_list  field:    status=yes  to  status=no

                15 feb 2008 
                      1 )  Changed  value of my_list
                 


              
      **********/


    function             launch_vis_viva_window ( )
         {
                var          my_url  =  "vis_viva_box/vis_viva_derivation.htm" ;

                var          my_win_name  =  "VisViva" ;

                //////    var          my_list  =  "scrollbars=yes, width=910, height=500, status=no, resizable=yes" ;
                var          my_list  =  "menubar=yes,toolbar=yes, location=yes, scrollbars=yes, width=910, height=500, status=no, resizable=yes" ;

                var          x_1  =  window.open ( my_url, my_win_name, my_list ) ;

       } // launch_vis_viva_window