TinyButStrong Error in field [onshow.test...]: parameter 'script' is forbidden by default. It can be allowed by a TBS option. This message can be cancelled using parameter 'noerr'.
TinyButStrong

Example of running another Php script

this TBS template is W3C compliant Valid XHTML 1.1

Parameter script enables you to run a Php script when a field is merged. If the script is supposed to display a text, then you can tell it to be executed as a subtemplate using parameter subtpl.

tbs_us_examples_script1.php

see the script source