what's wrong with my computer

bingbing

hi, friends, i have another problem. in my computer, some chinese websit show chinese that i can read , like this websit, but the others show "luan ma", like " Edmonton hua ren sheng huo lun tan". who can tell me why? and how to deal with it?
  e* M- I! k( h9 D; ~" B3 Fthanks first

越来越开心

What is the Operate System? win98? win2k? winXp?
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' }- k6 x  E  i$ t1 c. R- fcheck your control panel, run 'region', install all of chinese code, then your problem will resolue.