System::Call "shell32::FindExecutable(t '$PLUGINSDIR\a.pdf', t '', t .r0)"
StrCpy $ViewerFileName $0
${GetFileName} $ViewerFileName $Viewer
System::Call "shell32::FindExecutable(t '$PLUGINSDIR\a.pdf', t '', t .r0)"
StrCpy $ViewerFileName $0
${GetFileName} $ViewerFileName $Viewer