# this code loads the help text

                  
               tmphelpfilename = "Tinkerhelptexthash.txt" 
               tmphelpdir = "rwd_files"
	      
        begin # exception trapped block
       
       
	      fileName = File.join(tmphelpdir ,tmphelpfilename )
        
        
	      fd = File.open(fileName,"r")
	      tmphelptext =        fd.read
             fd.close
	     eval  tmphelptext
        rescue SystemCallError, StandardError
	    $rwdtinkerlog.error  "Tinkerbell help file load: system call error: "
        end # exception rescue