currversion=0.0
webdir='/home/httpd/html/adm/geogebra/web'
if [ -e $webdir ]
then
    if [ -e "$webdir/VERSION" ]
    then
        currversion=`cat $webdir/VERSION`
    fi
fi
newversion=`cat VERSION`
comparison=`echo "$newversion > $currversion" | bc`
if [ $comparison -gt 0 ]
then
  if [ -e $webdir ] 
  then
      rm -rf $webdir
  fi
  tar -xzf geogebra_html5.tar.gz
  mv web $webdir
  cp VERSION $webdir/VERSION
  chown -R www:www $webdir
  find $webdir -type d -exec chmod u=rwx,go-rwx {} \;
  sleep 1
fi