Check autoun virus coming from cd or pendrive by disable shell hardware detection

When you insert a cd disk or pendrive into your computer then your pc genarally auto run this drive and during this time autorun virus may attack your pc. To protect your pc from this types of virus you can disables autoran. For this go to START> SETTING> CONTROL PANEL> ADMINISTRATIVE TOOLS> SERVICES and double click to 'shell hardware detection and select disable from the startup types.