def installapplet
   require 'fileutils'
   require 'extras/zip/zip'
    nametext = "%s" % [@a_installapplet]
	 
        begin # exception trapped block
   	 fullname =  nametext + ".zip"
     fileName = File.join($zipslocation,fullname)

  zf = Zip::ZipFile.new(fileName)
 zf.sort.each {
  |entry|
      zf.extract(entry.to_s, entry.to_s)
                     }
   @installapplettext = Message[:applet_installed]  
   
       rescue
            @installapplettext = "unzip error - applet may not be installed correctly"
        end # exception rescue

  end