How to show category field in the productdetail

[KEIII]

Hi guys,
I added new category's custom field: $this->category->category_somefield
I can show it from default_categories.php using:

Code Select Expand

<?php echo $category->category_somefield ?>
Please help me to show it from default_categories.php and productdetails too.
Thanks.

p.s. apologize for my english