The author is an senior software engineer in Sigma Info solutions Limited, Bangalore, India. The author has been part of projects like Attributor - Content Management System", Airtel - " Operation Support System", Sling Media Pvt. Ltd, Bangalore - "Customised bug tracking tool". For details about the company visit http://www.sigmainfo.net For web applications visit http://www.sigmainfo.net/salesforce_crm.html visit http://www.sigmainfo.net/salesforce_automation.html