Google create a fun feture on gmail

Google's Gmail team has been active in both small and big improvements to the web-based email service. For a better classification of email, Gmail Labs has introduced a new feature - Move Icon Columns. So now you have the option to view depicting the attachment icon, Chat, invitatiom Google Calendar, Buzz post, etc.
If you need to hunt for email with attachments ang sent by your friend, your details will be known about these emails is the contact email. Now hunting mail contacts based on keywords or other search can be easier. By moving an icon on the front to the email sender, will become a little easier to find a particular mail.

Try Move To Icon Column, Gmail Labs-click, and scroll to the bottom until the option appears. This is not a big change but the interface changes in a few minutes that will help you organize your messages better.source (beritanet.com)