function extract()      # Handy Extract Program
{
    if [ -f $1 ] ; then
        case $1 in
            *.tar.bz2)   tar xvjf $1     ;;
            *.tar.gz)    tar xvzf $1     ;;
            *.bz2)       bunzip2 $1      ;;
            *.rar)       unrar x $1      ;;
            *.gz)        gunzip $1       ;;
            *.tar)       tar xvf $1      ;;
            *.tbz2)      tar xvjf $1     ;;
            *.tgz)       tar xvzf $1     ;;
            *.zip)       unzip $1        ;;
            *.Z)         uncompress $1   ;;
            *.7z)        7z x $1         ;;
            *)           echo "'$1' cannot be extracted via >extract<" ;;
        esac
    else
        echo "'$1' is not a valid file!"
    fi
}

alias ssh=ssh' -XC'

function launch()
{
mail=guillaume.siour@lisa.u-pec.fr
WALLTIME="48:00:00"
nbproc=1
queue="efluve"
dir=`pwd`

      qsub -q ${queue}                                     \
           -d ${dir}                                       \
           -m abe                                          \
           -M ${mail}                                      \
           -V                                              \
           -e ${dir}/$1.err                                \
           -o ${dir}/$1.out                                \
           -l nodes=1:ppn=${nbproc},walltime=${WALLTIME}   \
           ${dir}/$1.sh

}