DROPEXT.H

// 
// The class ID of this menu extension class. 
//  "{A4D78B20-6E05-1069-8758-08002B2BD64F}" 
// 
DEFINE_GUID(CLSID_SampleDropExt, 0xA4D78B20, 0x6E05, 0x1069, 0x87,0x58,0x08,0x00,0x2B,0x2B,0xD6,0x4F);