document.open();document.writeln('
');document.writeln('
validates_attachment_content_type :image,');document.writeln('  :content_type => [');document.writeln('    'image/jpeg',');document.writeln('    'image/pjpeg', # for progressive Jpeg ( IE mine-type for regular Jpeg ) ');document.writeln('    'image/png',');document.writeln('    'image/x-png', # IE mine-type for PNG');document.writeln('    'image/gif'');document.writeln('  ]');document.writeln('
');document.writeln('');document.writeln('');document.writeln('
');document.close();