Not so much weird, as pathetic.
Wouldn't it be easier to just go around peeing on everything?
This message forum cant help you. You need to take this further and seek some mental help... seriously
I think that you are taking control of your "territory", I don't think it is any stranger than people who almost "move" into their office spaces, photos, extra shoes under the desk, etc.
So long as you don't get cauht , no-one is being hurt, enjoy yourself.
I do the same type of thing at school when I get detentions.
I read about a JUDGE who would do this during a court session, he would jack off into a wastebasket under his desk. so If the Law does this it can't be that strange- ok dude.