Updated terminology and removed needless conditionals.

setdisplay

@@ -1,5 +1,15 @@
 #!/bin/bash
 
+# setdisplay
+#   A simple script to configure X and PulseAudio with predefined profiles.
+
+### Usage
+#   setdisplay [PROFILE]
+#       Configure X with the specified profile, but don't change the audio profile.
+
+#   setdisplay -a [PROFILE]
+#       Configure X with the specified profile and change the audio profile to match it.
+
 function call_xrandr() {
     xrandr_opts=''
 
@@ -34,9 +44,9 @@ declare -A connected_displays
 
 if [ "$1" = '-a' ]; then
     switch_audio='yes'
-    video_mode="$2"
+    display_profile="$2"
 else
-    video_mode="$1"
+    display_profile="$1"
 fi
 
 
@@ -54,36 +64,31 @@ done <<< "$(xrandr | grep connected)"
 
 # TODO: I'm very lazy, so build a method that automatically figures out which HDMI
 #   output to use if there's only one.
-case $video_mode in
+case $display_profile in
     'lvds-hdmi1')
         display_config 'LVDS1' '--primary --mode 1366x768'
         display_config 'HDMI1' '--mode 1280x720 --above LVDS1'
-
-        if [ "$switch_audio" = 'yes' ]; then
         audio_profile='output:hdmi-stereo'
-        fi
         ;;
+
     'hdmi1')
         display_config 'HDMI1' '--primary --mode 1280x720'
-
-        if [ "$switch_audio" = 'yes' ]; then
         audio_profile='output:hdmi-stereo'
-        fi
         ;;
+
     'lvds')
         display_config 'LVDS1' '--primary --mode 1366x768'
-        if [ "$switch_audio" = 'yes' ]; then
         audio_profile='output:analog-stereo'
-        fi
         ;;
 
     # This is intended to be a quick rescue mode.
     '') 
-        display_config 'LVDS1' '--primary --mode 1377x768'
+        display_config 'LVDS1' '--primary --mode 1366x768'
         audio_profile='output:analog-stereo'
         ;;
+
     *)
-        echo "No configuration defined for ${video_mode}"
+        echo "No profile ${display_profile} has been defined."
         exit 1
         ;;
 esac