Add to gmail contacts by highlighting a contact on a page
Vixis Contact Parser is an easy to use and out-of-the-way extension that allows you to highlight contact information on a page and add/merge it with your Gmail contacts.
* Multiple-account support - Allows you to add multiple gmail accounts and direct the contacts to any specific one
* Auto-categorize fields - Parses contact fields and automatically assigns suggested categories (phone, address, company, etc)
* Revise/edit contacts before import - Allow you to edit the information before it's added to your contact list
* Query for existing contacts - Automatically queries your account if the highlighted contact is already in your contacts database
* Create/Merge - Allows you to either create a new contact, or merge information into an existing contact.