hi please help me with this i got 15 errors !!
--------------------Configuration: LTGUIMgr - Win32 Debug--------------------
Compiling...
ltguibutton.cpp
c:\users\poste4\downloads\compressed\sudden attack full source + dev tools\johnson_code\johnson_client\libs\ltguimgr\ltguitextitemctrl.h(20) : fatal error C1083: Cannot open include file: 'd3dx8.h': No such file or directory
ltguicolumnctrl.cpp
c:\users\poste4\downloads\compressed\sudden attack full source + dev tools\johnson_code\johnson_client\libs\ltguimgr\ltguitextitemctrl.h(20) : fatal error C1083: Cannot open include file: 'd3dx8.h': No such file or directory
ltguicommandhandler.cpp
c:\users\poste4\downloads\compressed\sudden attack full source + dev tools\johnson_code\johnson_client\libs\ltguimgr\ltguitextitemctrl.h(20) : fatal error C1083: Cannot open include file: 'd3dx8.h': No such file or directory
LTGUICount.cpp
c:\users\poste4\downloads\compressed\sudden attack full source + dev tools\johnson_code\johnson_client\libs\ltguimgr\ltguitextitemctrl.h(20) : fatal error C1083: Cannot open include file: 'd3dx8.h': No such file or directory
ltguictrl.cpp
c:\users\poste4\downloads\compressed\sudden attack full source + dev tools\johnson_code\johnson_client\libs\ltguimgr\ltguitextitemctrl.h(20) : fatal error C1083: Cannot open include file: 'd3dx8.h': No such file or directory
ltguicyclectrl.cpp
c:\users\poste4\downloads\compressed\sudden attack full source + dev tools\johnson_code\johnson_client\libs\ltguimgr\ltguitextitemctrl.h(20) : fatal error C1083: Cannot open include file: 'd3dx8.h': No such file or directory
ltguidragbutton.cpp
c:\users\poste4\downloads\compressed\sudden attack full source + dev tools\johnson_code\johnson_client\libs\ltguimgr\ltguitextitemctrl.h(20) : fatal error C1083: Cannot open include file: 'd3dx8.h': No such file or directory
ltguieditbox.cpp
c:\users\poste4\downloads\compressed\sudden attack full source + dev tools\johnson_code\johnson_client\libs\ltguimgr\ltguitextitemctrl.h(20) : fatal error C1083: Cannot open include file: 'd3dx8.h': No such file or directory
ltguiframe.cpp
c:\users\poste4\downloads\compressed\sudden attack full source + dev tools\johnson_code\johnson_client\libs\ltguimgr\ltguitextitemctrl.h(20) : fatal error C1083: Cannot open include file: 'd3dx8.h': No such file or directory
ltguilistview.cpp
c:\users\poste4\downloads\compressed\sudden attack full source + dev tools\johnson_code\johnson_client\libs\ltguimgr\ltguitextitemctrl.h(20) : fatal error C1083: Cannot open include file: 'd3dx8.h': No such file or directory
ltguislider.cpp
c:\users\poste4\downloads\compressed\sudden attack full source + dev tools\johnson_code\johnson_client\libs\ltguimgr\ltguitextitemctrl.h(20) : fatal error C1083: Cannot open include file: 'd3dx8.h': No such file or directory
ltguitextitemctrl.cpp
c:\users\poste4\downloads\compressed\sudden attack full source + dev tools\johnson_code\johnson_client\libs\ltguimgr\ltguitextitemctrl.h(20) : fatal error C1083: Cannot open include file: 'd3dx8.h': No such file or directory
ltguitoggle.cpp
c:\users\poste4\downloads\compressed\sudden attack full source + dev tools\johnson_code\johnson_client\libs\ltguimgr\ltguitextitemctrl.h(20) : fatal error C1083: Cannot open include file: 'd3dx8.h': No such file or directory
ltguitooltip.cpp
c:\users\poste4\downloads\compressed\sudden attack full source + dev tools\johnson_code\johnson_client\libs\ltguimgr\ltguitextitemctrl.h(20) : fatal error C1083: Cannot open include file: 'd3dx8.h': No such file or directory
ltguiwindow.cpp
c:\users\poste4\downloads\compressed\sudden attack full source + dev tools\johnson_code\johnson_client\libs\ltguimgr\ltguitextitemctrl.h(20) : fatal error C1083: Cannot open include file: 'd3dx8.h': No such file or directory
Generating Code...
Error executing cl.exe.
Game.exe - 15 error(s), 0 warning(s)
i follow step by step and i got this errors ?
what should i do
?