I got it, Thanks to all,
My solution is:
if( !CreateProcess ( NULL, // No module name (use command line)
".\\InstallationFiles\\dotnetfx35SP1Full.exe /q /norestart /ChainingPackage ADMINDEPLOYMENT",... // I mentioned only 2 arguments.
Check this too:
http://msdn.microsoft.com/en-us/library/ee390831(v=vs.100).aspx[
^]
NOTE: but friends you will not see any improvement on the desk, check task manager to view it.