Need Drivers plz upload

Hai.I am using SONY vaio VPCEB44EN .
One day my os was crashed and all drivers were gone.After many days after installing WINDOWS 7 ultimate 32-bit I have dwnlded some drivers from sony website.But I did not get Web cam drivers and I have installed a bluetooth driver but it is not working.
plz provide abv mntnd drivers.plz
 
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