Please help me to edit this code?

[v123shine]

I want to display Ads in All category, but i do not want to display Ads for specific categories & all threads under it, Even for guests also.

I dont want ads display in this category: 7, 33, 145, 87

I using the below code but Didn't worked for me.

PHP Code:

<if condition="$show['guest'] && !in_array($foruminfo['forumid'], array(7,33,145,87))">
This is Ads
</if> 


Please help me!
Thank you

--------------- Added [DATE]1357339292[/DATE] at [TIME]1357339292[/TIME] ---------------

Using this : $GLOBALS['forumid']

Solved