Goto-->Run, then type regedit. Navigate to the following Registry key: HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\ Look at the sub-keys and see if a key named StorageDevicePolicies is listed. If it is skip this paragraph and read the next. If it is not create the key by right-clicking Control and selecting New > Key See if there is an entry named WriteProtect. It can be easily created if it is not present by right-clicking in the right window and selecting New > DWord from the menu. The following values are allowed for this entry: 0 - This will allow write processes on USB Flash Drives 1 - This will block write processes on USB Flash Drives.
your idea is so great, it works on my Flash Disk.. let me ask you something if its ok with you do you have any such nice idea as this when it comes to write protecting my HDD's partition? i really want to write protect one of the partition of my HDD which is intended for windows installation only and windows utitlities which i installed.. I just wanna know your side about this .. hope i do have a respond from you soon P>S< tnx a lot bravo!!!