Automatic change custom properties of a part in an assemblies

Hi.......


I have an assemblies with some standard / library part. Theassemblies contains of 20 unique part and 20 standard part. Everystandard part have custom properties called " Price ". My problemis every weeks, the price is different. Depend on the price in themarket. So.....is there any way through a macro or a solidworksadd-in to solve this problem quickly ? Any body can share anexperience on how to update custom properties of a solidworks fileperiodically ? Any body have the same problem like me ?

Thank`sSolidworksApi macros