--- /dev/null
+#! /bin/sh
+
+if [ -z "$DISPLAY" ]; then
+ exit 0
+fi
+
+if xscreensaver-command -time 2>/dev/null | grep -Eq 'screen (blanked|locked)'; then
+ exit 0
+fi
+
+if ps a | grep -v grep | grep -q mplayer; then
+ exit 0
+fi
+
+cd "$HOME/lib/xsetbg"
+exec readyexec xsetbg.sock