/**********

          file:              K_1st_law.js
          created:     23 sept 2007
          topic:          Open new window showing derivation of Kepler's First Law

          updates:
                25 sept 2007  
                      1 )  Added ftn named launch_recall_window
                 
                28 sept 2007   Renamed a helper file
                                                    from  h1_first_law_derivation.htm
                                                    to       h1_1st_law_derivation.htm

                06 oct 2007  
                      1 )  For both launches, we changed 
                            one my_list  field:    status=yes  to  status=no


              
      **********/


    function             launch_1st_law_window ( )
         {
                var          my_url  =  "Law_1_box/h1_1st_law_derivation.htm" ;

                var          my_win_name  =  "K_1st_Law" ;

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

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


       } // launch_1st_law_window

    function             h2_launch_recall_window ( )
         {
                var          the_url  =  "h2_recall_formulas.htm" ;

                var          my_win_name  =  "Recall_Window" ;

                var          the_recall_list  =  "scrollbars=yes, width=910, height=500, status=no, resizable=yes" ;

                var          x_2  =  window.open ( the_url, my_win_name, the_recall_list ) ;


       } // h2_launch_recall_window