Сабж. Вики предлагает скрипт
#!/bin/bash
# Find a random uzbl_tabbed.py open.
UZBLT=$(find /tmp -user $UID -name 'uzbltabbed*' -print | sort | tail -1)
if [ -p $UZBLT ]; then
echo "new $1" > $UZBLT
echo "bring_to_front" > $UZBLT
else
exec uzbl-tabbed $@
fi
uzbl-event-manager: ERROR: event manager already started with pid {pid}
