03/28/2008 02:45 am ET Updated May 25, 2011

Britney "Just Wants To Be A Mom", Battles K-Fed Over Custody

Britney Spears "just wants to be a mom," her lawyer, Laura Wasser, said Friday - adding, "I believe this is a frustrating time for her."

Wasser spoke to reporters outside the courtroom after another hearing in the custody fight between Spears and ex-husband Kevin Federline. TMZ.com and CelebTV cited court documents signed Friday saying Spears will continue to pay Federline $20,000 in spousal support.

However, a legal source close to the case tells PEOPLE that it "was an old document filed for housekeeping purposes... All the financial issues in this case have already been decided."

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