1. go to C drive-->rt click-->properties-->general-->disk clean up

2. go to C drive-->rt click-->properties-->tools-->defragment now-->defragment

3. open internet-->tools-->internet options-->general-->delete-->temp internet files

4. open internet-->tools-->internet options-->general-->delete-->cookies

5. download IE8 its free http://www.microsoft.com/upgrade/

6. go to http://support.microsoft.com/ and at search, type slow computer performance/cpu/ etc.....

7. browse net through mozilla firefox

etc etc bore lagyo