nmap <F7> :w<CR>\mk:q!\ms<CR>\mq\mr
imap <F7> <ESC>:w<CR>\mk:q!\ms<CR>\mq\mr
let g:tmuxify_custom_command = 'tmux split-window -h'
let g:rel_file_name = @% 
let g:tmuxify_run = { 'perl': '<your_home_directory>/run_tests.sh ' . g:rel_file_name }