I need to customize the contact page with some custom fields.
On the Contact page I want to include some custom fields which could be populated by a web service call using apex and while calling the page I should be able to pass the specific parameter to the apex code in order to call the webservice ?
In short I dont have value of this fields stored in the salesforce database I have some code(apex code that needs to be called for this). and get the value from a different system. whether it is possible and how ?
Any Help will be greatly appreciated