Join Form and Search

I want to modify Dolphins New Member Join fields, I also want to modify the search function.
JOIN FORM

Nick (text)
E-mail (text)
Password (text)
Confirm your password (text)
Date of birth - (2x select) - 1.years , 2.the seasons of the year(spring...)
First Name (text)
Surname (text)
Nick Name (text)
Sector (select)
Country (select)
City (text)
Headline (text)
Description (textarea)
Group (select)
Enter what you see: (text)
Agree (checkbox)


SEARCH FORM

Date of birth (2x select)
Surname (text)
Nickname (text)
Group (select)


BROWSE FORM

Date of birth (2x select)
Group (select)

Email me at webpol@webpol.eu for more information.