function block() {
	local old=$(stty -g) in result REPLY;

	# Disable cursor
	tput civis

	# Ensure it is reset
	trap 'tput cnorm; stty sane "$old"' RETURN;
	
	if [ "$1" = "" ]; then
	 # Disable echo
	 stty raw -echo
		
	 # Set Sleeper time to 5 seconds, if its not set
	 if [ "$sleeper_time" = "" ]; then
	  echo -n '   ' & sleep 5;
	 else
	  echo -n '   ' & sleep $sleeper_time;
	 fi;

	 "$@";
	 result=$?;

	 while read -t 0; do
	  IFS= read -rd '' -n1 && in+=$REPLY;
	 done;
	
	 printf %s "$in";

	 return $result
	else
#	"$@";
	
	 result=$?
	
	 IFS= read -rd '' -s _ && in+=$REPLY;
 
	 printf %s "$in";

	 return $result
	fi;
}