Alfred: Bind hotkey to iterm2 new window

gistfile1.as

on alfred_script(q)
    if isAppRunning("iTerm") then
		tell application "iTerm"
			set myterm to (make new terminal)
			tell myterm
				set mysession to (make new session at the end of sessions)
				tell mysession
					exec command "/bin/zsh -l"
				end tell
			end tell
			activate
		end tell
	else
		activate application "iTerm"
	end if
end alfred_script

on isAppRunning(appName)
	tell application "System Events" to (name of processes) contains appName
end isAppRunning