Change text

[karper]

I want to change te text: Productdetails (see attachment)
I looked trough al the language files, all maps but can not find the right file. Maby i am blind or not looking at the right place :-)
Can anybody help me, pointing to the right language map/directory:
administrator/components/com_virtuemart/languages/the map containing the file i am looking for

[attachment cleanup by admin]

[Pisu]

Maybe the variable "PHPSHOP_FLYPAGE_LBL" inside languages/shop/YOURLANGUAGE.php...