i dont see all my brushes

i have Photoshop CS3 Extended and i have collected about 700 brush sets and have putt them all in the brush folder.
the problem i am haveing is i cant use them all.
what i meen is when i open the brush selection menu i dont have any way of scrolling acros to see them all.
i have taken a screen capture to show you what i see.
pleas help i am going buld throu ripping my hair out.
leon westwood

Hello,
I'd suggest consolidating some of the sets. For example, save all the11 "Abstract" brushes into single set.

thank you i will give it a shot

no it didn't work but thank you for the responce