show new replies to your posts

how do i get some post off of thre

what do you mean?

Just click on them to view and they will be removed or at the top of the list theres a tab on the right hand side that says mark all messages as read, that will clear them all.

to stop certen post for showing up thre whene i only posted onece

You can't, if you participate in a thread then it will show in list of "new replies to your posts", you can also put yourself on alert for a thread by pushing the notify button right next to reply; this will make RomUlation email you when there's a new post.