ak@IPON ~> gem install watir
Successfully installed watir-1.6.2
1 gem installed
Installing ri documentation for watir-1.6.2...
Installing RDoc documentation for watir-1.6.2...
ak@IPON ~> irb
>> require 'watir'
=> true 
>> x = Watir::IE.new
LoadError: Permission denied - /usr/lib/ruby/gems/1.8/gems/watir-1.6.2/lib/watir/win32ole/win32ole.so
        from /usr/lib/ruby/gems/1.8/gems/watir-1.6.2/lib/watir/win32ole/win32ole.so
        from /usr/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb:31:in `require'
        from /usr/lib/ruby/gems/1.8/gems/watir-1.6.2/lib/watir/win32ole.rb:5
        from /usr/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb:31:in `gem_original_require'
        from /usr/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb:31:in `require'
        from /usr/lib/ruby/gems/1.8/gems/watir-1.6.2/lib/watir/ie.rb:38
        from (irb):2
>> exit
ak@IPON ~> chmod 777  /usr/lib/ruby/gems/1.8/gems/watir-1.6.2/lib/watir/win32ole/win32ole.so
ak@IPON ~> irb
>> require 'watir'
=> true
>> x = Watir::IE.new
LoadError: No such file or directory - /usr/lib/ruby/gems/1.8/gems/watir-1.6.2/lib/watir/win32ole/win32ole.so
        from /usr/lib/ruby/gems/1.8/gems/watir-1.6.2/lib/watir/win32ole/win32ole.so
        from /usr/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb:31:in `require'
        from /usr/lib/ruby/gems/1.8/gems/watir-1.6.2/lib/watir/win32ole.rb:5
        from /usr/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb:31:in `gem_original_require'
        from /usr/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb:31:in `require'
        from /usr/lib/ruby/gems/1.8/gems/watir-1.6.2/lib/watir/ie.rb:38
        from (irb):2
>> exit
ak@IPON ~> ls -l  /usr/lib/ruby/gems/1.8/gems/watir-1.6.2/lib/watir/win32ole
total 68
-rwxrwxrwx 1 ak None 65622 Jan 29 14:24 win32ole.so*
ak@IPON ~>