zabbix 1.8 & gammu send sms

[fege]

hi,
I have done
config the Media type wiht /dev/ttyS0
Add new media type in user account
in "Send to" box I have written my tel number 348xxxxxxx
I have configured the action to send me the alarm normaly....
After this the SMS is not arrived...

gammu is it ok, if i made gammuscript and star it, sms arrived

can you help me?

[fege]

i have change on zabbix_server.conf
AlertScriptsPath=/home/zabbix/ i put my script in /home/zabbix/ and in media type i use only the name of the script scrgammu.sh

but in zabbix_server.log there is
8425:20100108:104033.252 Error executing [/home/zabbix/scrgammu.sh] [Permission denied]


why? i try my script on command line and it is ok /home/zabbix/scrgammu.sh telnumber

can you help me??