error code on question page

Warning: in_array() [function.in-array]: Wrong datatype for second argument in /nfs/c09/h02/mnt/128326/domains/fairbanksalaska.com/html/wp-content/plugins/qa/core/votes.php on line 131

Warning: in_array() [function.in-array]: Wrong datatype for second argument in /nfs/c09/h02/mnt/128326/domains/fairbanksalaska.com/html/wp-content/plugins/qa/core/votes.php on line 133