Months of full time word. Thousands of VBA code rows. Advanced tool for wooden windows manufacturer. The tool allows to design windows, to calculate total price (include all materials prices, all kind of work cost etc.), to build specifications with drawings, to build specifications for materials suppliers, to export data in specific format for automated production line etc. Advanced Excel formulas (all calculations based on formulas), advanced VBA code (include drawing procedures), HTML help file, InstallShield installer. Russian language interface.