def viewappletcontents
   require 'fileutils'
   require 'extras/zip/zip'
    nametext = "%s" % [@a_installapplet]
	 
        begin # exception trapped block
   	 fullname =  nametext + ".zip"
     fileName = File.join($zipslocation,fullname)
  tempfilecontents = " "
  zf = Zip::ZipFile.new(fileName)
 zf.sort.each {
  |entry|
      tempfilecontents =  tempfilecontents + entry.to_s  + "\n"
                     }
   @appletcontentstext = tempfilecontents 
   
       rescue
            @installapplettext = "unzip error - error opening applet"
        end # exception rescue

  end