KTUG FAQ
#> associate .tex "C:\Program Files\Editplus 2\editplus.exe"
"C:\Program Files\Editplus 2\Editplus.exe" "%s" -cursor %d
"C:\Program Files\Editplus 2\Editplus.exe"^s"%s" -cursor %d
-1 "$(FileNameNoExt).dvi" # $(CurLine)"$(ProjectName).tex"