diff --git a/debian/eeepc-acpi-scripts.default b/debian/eeepc-acpi-scripts.default
index 8fe4a7c..8895730 100644
--- a/debian/eeepc-acpi-scripts.default
+++ b/debian/eeepc-acpi-scripts.default
@@ -1,5 +1,5 @@
 # by default OSD output of function keys is disabled because it's too slow
-# set to yes if you want fancy osd overlayS
+# set to yes if you want fancy osd overlays
 ENABLE_OSD='no'
 OSD_FONT='DejaVuSans 36'
 
diff --git a/etc/acpi/actions/hotkey.sh b/etc/acpi/actions/hotkey.sh
index 1de5077..f545f35 100755
--- a/etc/acpi/actions/hotkey.sh
+++ b/etc/acpi/actions/hotkey.sh
@@ -98,6 +98,12 @@ handle_shengine() {
     handle_shengine "$@"
 }
 
+handle_gsm_toggle() {
+    . /etc/acpi/lib/gsm.sh
+    handle_gsm_toggle "$@"
+}
+
+
 case $code in
     # Fn + key:
     # <700/900-series key>/<1000-series key> - function
diff --git a/etc/acpi/lib/gsm.sh b/etc/acpi/lib/gsm.sh
new file mode 100644
index 0000000..0f2eb1f
--- /dev/null
+++ b/etc/acpi/lib/gsm.sh
@@ -0,0 +1,17 @@
+# a shell library for handling GSM on Asus EeePC
+#
+# to be sourced
+
+handle_gsm_toggle() {
+    for f in /sys/bus/usb/devices/*; do
+	if [ -e "$f/product" ] && grep -q '^HUAWEI Mobile' $f/product; then
+	    if [ `cat $f/power/level` != suspend ]; then
+		echo 'suspend' > $f/power/level
+		notify gsm "GSM off"
+	    else
+		echo 'auto' > $f/power/level
+		notify gsm "GSM on"
+	    fi
+	fi
+    done
+}