Linker Error 2019

Question

1>BypassedFunctions.obj : error LNK2019: unresolved external symbol _MapVirtualKeyW@8 referenced in function "void __cdecl SendKey(unsigned int)" (?SendKey@@YAXI@Z)
1>BypassedFunctions.obj : error LNK2019: unresolved external symbol _FindWindowW@8 referenced in function "void __cdecl SendKey(unsigned int)" (?SendKey@@YAXI@Z)
1>C:\Documents and Settings\Sergio\Meus documentos\Visual Studio 2008\Projects\MS BOT\Debug\MS BOT.exe : fatal error LNK1120: 2 unresolved externals

It's a bot that I made in standard C++ but since the gui desgined by so sucks and it's pretty hard I decided to move to Visual C++ but I'm having those problems. I have no idea how to fix it. Help me. Thank you.