I used HEF4794 it can drive higher current per pin around 40ma though there are package limitations to running all outputs at max. You can pwm the output enable pin to control brightness.
http://forum.sparkfun.com/viewtopic.php?t=8871&sid=6f798c475c88abe3aef591d82292d985
http://www.arduino.cc/cgi-bin/yabb2/YaBB.pl?num=1205021534
Or you can use transistors or something like
http://www.allegromicro.com/en/Products/Part_Numbers/2987-6/index.asp
Have fun.