( name ofit="WinXP"OR name ofit="WinXP-2003"OR ( name ofit="WinVista"AND product type ofit= nt workstation product type ANDNOT x64 ofit ) OR ( name ofit="WinVista"AND product type ofit= nt workstation product type AND x64 ofit ) OR ( name ofit="Win7"ANDNOT x64 ofit ) OR ( name ofit="Win7"AND x64 ofit ) ) of operating system
(name ofit="WinXP"OR name ofit="WinXP-2003"OR (name ofit="WinVista"AND product type ofit= nt workstation product type ANDNOT x64 ofit) OR (name ofit="WinVista"AND product type ofit= nt workstation product type AND x64 ofit) OR (name ofit="Win7"ANDNOT x64 ofit) OR (name ofit="Win7"AND x64 ofit)) of operating system
