help me plzzz.......!!!!!!!!!

2day i feel very happy lar...cos i can online lu...but..after repair my comp..all my thing was gone..haiz..T_T can`t write chinise, wanna download song,some pic, walpaper, msn msg, yahoo msg, n many many lor...haiz.. really duno wanna how...n aso after repair,this comp was be very `slow motion" haiz.. n aso my mozilar fox aso gone already..n aso some web side aso useless...haiz...but i really duno how 2 download all the thing lar...like new comp...haiz...i really really very hate the baka virus lo....haiz..kena my comp cacat already..then wan reformat..go die lar...ish...haizzzzz....i really duno wan i wanna do...the baka internet explorer aso useless de lor...sot sot de...mozilar fox better lo...haiz...now i really hate it was the old msn lo...so useless...but good de was repair my comp thet ppl,he intall many many game to me lo...some very nice lar...but some boring lo...haiz...AAAAAHHHHHHHHH!!!!!!!!who can help me!!!!!!!!!!!!!!!!!!!!!!............. T_T plzz helpp meeee............................. haizzzzzzzzzzz!!!!!!!!!!!!!!!!!!!