--- loncom/html/adm/jsMath/commands	2006/06/27 16:50:02	1.4
+++ loncom/html/adm/jsMath/commands	2013/01/10 05:35:38	1.5
@@ -1 +1,25 @@
-unzip -q -o -d $1 jsMath-fonts-1.3.zip
+currfontsversion=0.0
+admdir='/home/httpd/html/adm'
+jsmathdir="$admdir/jsMath"
+if [ -e $jsmathdir]
+then
+    if [ -e $jsmathdir/FONTSVERSION" ]
+    then
+        currfontsversion=`cat $jsmathdir/FONTSVERSION`
+    fi
+fi
+newfontsversion=`cat FONTSVERSION`
+comparison=`echo "$newfontsversion > $currfontsversion" | bc`
+if [ $comparison -gt 0 ]
+then
+  if [ -e $jsmathdir ]
+  then
+      rm -rf $jsmathdir
+  fi
+  unzip -q -o -d $admdir jsMath-fonts-1.3.zip
+  cp FONTSVERSION $jsmathdir/FONTSVERSION
+  chown -R www:www $jsmathdir
+  find $jsmathdir -type d -exec chmod u=rwx,go-rwx {} \;
+  sleep 1
+fi
+