function sc()
	{
	unset anum
        if [ "${1:0:2}" == "-h" ]||[ "${1:0:2}" == "-?" ]
                then
                echo -e "\033[0;32mReinis ${FUNCNAME[0]} V1.0\033[0m"
                echo "Reinis .bashrc Tools"
		echo ""
		echo -e "\033[1;30;47m${FUNCNAME[0]}\033[0m"
		echo "Oeffnet Screen-Sitzungen"
		echo ""
		echo -e "\033[1;30;47m${FUNCNAME[0]} -l\033[0m"
		echo "Listed die vorhandenen Screen-Sitzungen"
		echo ""
		echo -e "\033[1;30;47m${FUNCNAME[0]} -r\033[0m"
		echo "Reconnectet vorhandene Screen-Sitzungen"
		echo ""
		echo -e "\033[1;30;47m${FUNCNAME[0]} -d\033[0m"
                echo "Loescht die vorhandenen Screen-Sitzungen"
                return
        fi
	if [ "$1" == "-l" ]
		then
		screen -ls|grep 'Detached'|cut -f2 -d'-'|awk {'print $1'}|sort -n 2>/dev/null
		return
	fi
	if [ "${1:0:2}" == "-d" ]
		then
		if [ "${#1}" -le "2" ]
			then
			delnr=0
			while [ "$delnr" != "q" ]
				do
				screen -ls|grep 'Detached'|cut -f2 -d'-'|awk {'print $1'}|sort -n 2>/dev/null
				read -p "Nr des zu loeschenden Screens oder \"q\" fuer quit:" delnr
				if [ "$delnr" == "q" ]
                                        then
					return
				fi
				delstr=$(screen -ls|awk {'print $1'}|grep "\-$delnr")
				screen -S "$delstr" -X quit 2>&1>/dev/null
				if [ "$delnr" != "" ]
					then
					echo "Screen $delnr beendet"
				else
					echo "Kein Screen zum beenden vorhanden."
				fi
			done
		fi
		return
	fi
        if [ "${1:0:2}" == "-r" ]
                then
                if [ "${#1}" -le "2" ]
                        then
                        delnr=0
                        while [ "$delnr" != "q" ]
                                do
                                screen -ls|grep 'Detached'|cut -f2 -d'-'|awk {'print $1'}|sort -n 2>/dev/null
                                read -p "Nr des zu reconnet Screens oder \"q\" fuer quit:" delnr
                                if [ "$delnr" == "q" ]
                                        then
                                        return
                                fi
				delstr=$(screen -ls|awk {'print $1'}|grep "\-$delnr")
				screen -r "$delstr"
                        done
                fi
                return
        fi
	unset snum
	for a in $(screen -ls|grep 'Detached'|cut -f2 -d'-'|awk {'print $1'}|sort -n)
		do 
		snum="$snum $a-,"
	done	
	if [ "$snum" == "" ]
		then
		screen -S Screen-1
		return
	fi
	while :
		do
		((anum=anum+1))
		echo "$snum"|grep -v " $anum-" 1>&2>/dev/null&&screen -S Screen-$anum&&return
	done
	screen -S Screen-1
	}