A modified version of the "start_on_desktop" script posted at: http://superuser.com/questions/236526/how-to-open-a-program-on-particular-desktop/236629#236629

start_on_desktop.sh

#!/bin/sh

if test $# -lt 2
then
  echo "Usage: start_on_desktop <desktop> <command> [<command args>...]" 1>&2
  exit 2
fi

desktop=$(($1-1)) # Dave: Let the user specify the Desktop starting at 1, not 0
if [ "$2" == "subl" ] # Dave: Helpful tip for running Sublime-Text
then
  sublime=`cat /usr/bin/subl | grep 'sublime_text' | cut -d ' ' -f1 | cut -d '=' -f2`
  echo 'Sublime-Text: Run with "'$sublime'" instead of "subl".' 1>&2
  exit 2
fi
shift
"$@" > /dev/null 2>&1 & # Dave: Added the "> /dev/null 2>&1"
pid=$!
tries=100
sleeptime=0.1
while test $tries -gt 0
do
  sleep $sleeptime
  windows=$(wmctrl -l -p)
  while read _id _desktop _pid _rest
  do
    if (($_pid != 0)) # Dave: "error: process ID out of range" test
    then
      _ppid=$(ps -o ppid= -p $_pid)
      if [[ -z "$_ppid" ]] # Dave: Check for NULL
      then
        _ppid=0
      fi
      # Dave: New Conditional Statement
      if (("$_pid" == "$pid" || "$_ppid" == "$pid"))
      then
        id=$_id
        break 2
      fi
    fi
  done <<EOF
$windows
EOF
  tries=$((tries - 1))
done
if test -n "$id"
then
  wmctrl -i -r "$id" -t "$desktop"
  exit $?
else
  echo "Window not found" 1>&2
  exit 1
fi