Ads Popping Up when Reading Threads

I say we all waste too much time ion the " puter. ", me included! either my country satelitte system or my puter seems to be slower this summer. I can not delete email on yahoomail, till all the adds pop us next to the darn thing. I a dmit to being totally puter stupid. ya say go here, do this, paste that, might as well be talking to my dog! ha