Error in stopping script of RedHatjboss

RedHatjboss stop Script Error-Linux general technology-Linux technology and application information. The following is a detailed description. System Environment Red Hat Enterprise Linux Server release 5.3
Call the following method when jboss stops:
Stop_broker ()
{
Pid_list = 'ps-o user = $ USER_NAME-o pid-o ppid-o args-eaf | grep $ USER_NAME | grep "$1" | grep-v grep |/usr/ bin/awk '{print $2 }''

For I in $ pid_list
Do
/Bin/echo "Parent process id: $ I"
Kill_child-9 $ I "$1"
/Bin/echo "done ."
/Bin/echo "jBoss Server stopped! ">>$ LOG_FILE-'date' + % y-% m-% D'. log
Done

}
When the first line is executed, the system prompts Warning: bad syntax, perhaps a bogu '-'? See/usr/share/doc/procps-3.2.7/FAQ