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Ricardo Ortega
Change lookup field's recently used
How can I change the format information is presented when I use a lookup field? To be more specific, if I relate a contact to an event with a lookup field, and I click on the magnifying glass icon to look for my contact, how can I show all contacts instead of just recently used?
Have a look at this :
http://boards.developerforce.com/t5/General-Development/Can-I-show-all-records-in-Lookup-dialog/td-p/136505
and then this(the solution):
http://blog.jeffdouglas.com/2011/08/12/roll-your-own-salesforce-lookup-popup-window/