Categories block header

Hello all!

I'm trying to add some word to category header like on picture below if it has no sub. I just need a variable or something like SUB_ID with which I can apply this. We have Parent_ID but don't have Child_ID.

See the picture:
Attachment 4733

Some hint please.

Hello,

Go to templates > tpl > blocks > side_block_header.tpl

replace:

Code:

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with:

Code:

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Thanks a lot for your help Rudi!