Fixed issue

convert-directory-to-ogv

@@ -2,8 +2,8 @@
 
 for VIDEO in *.mp4 ;
 do
-    NEW=`basename -- "$song" .mp4`.ogv
-    if [[ -e $NEW ]] ; then
+    NEW=`basename -- "${VIDEO}" .mp4`.ogv
+    if [[ -e "${NEW}" ]] ; then
 	echo "Skipping ${NEW}, already converted."
     else
         ffmpeg -i "${VIDEO}" "${NEW}"