diff -up jmol-11.8.14/build.xml.orig jmol-11.8.14/build.xml
--- jmol-11.8.14/build.xml.orig	2009-12-23 20:20:36.116683801 +0200
+++ jmol-11.8.14/build.xml	2009-12-23 20:29:48.147621634 +0200
@@ -389,12 +389,12 @@ support for assertions (which were intro
       <fileset dir="${appjars.dir}" includes="**/*"/>
       <fileset dir="src/org/jmol/translation/Jmol" includes="Messages*.class"/>
     </jar>
-    <signjar jar="${jmol.build.dir}/JmolUnsigned.jar"
+   <!-- <signjar jar="${jmol.build.dir}/JmolUnsigned.jar"
              signedjar="${jmol.build.dir}/Jmol.jar"
              keystore="selfSignedCertificate/selfSignedCertificate.store"
-             storepass="selfSignedCertificate" alias="selfSignedCertificate" />
+             storepass="selfSignedCertificate" alias="selfSignedCertificate" />-->
     <!-- to verify that a .jar file is signed: jarsigner -verify foo.jar -->
-    <delete file="${jmol.build.dir}/JmolUnsigned.jar"/>
+    <!--<delete file="${jmol.build.dir}/JmolUnsigned.jar"/>-->
     <jar destfile="${jmol.build.dir}/JmolUnsignedF.jar"
          manifest="manifest/applicationData.txt">
       <fileset dir="${classes.dir}" >
@@ -423,12 +423,12 @@ support for assertions (which were intro
       <fileset dir="${appjars.dir}" includes="**/cli/** **/vecmath/**" />
       <fileset dir="src/org/jmol/translation/Jmol" includes="Messages*.class"/>
     </jar>
-    <signjar jar="${jmol.build.dir}/JmolUnsignedF.jar"
+    <!--<signjar jar="${jmol.build.dir}/JmolUnsignedF.jar"
              signedjar="${jmol.build.dir}/JmolData.jar"
              keystore="selfSignedCertificate/selfSignedCertificate.store"
-             storepass="selfSignedCertificate" alias="selfSignedCertificate" />
+             storepass="selfSignedCertificate" alias="selfSignedCertificate" />-->
     <!-- to verify that a .jar file is signed: jarsigner -verify foo.jar -->
-    <delete file="${jmol.build.dir}/JmolUnsignedF.jar"/>
+    <!--<delete file="${jmol.build.dir}/JmolUnsignedF.jar"/>-->
     <copy todir="${jmol.build.dir}">
       <fileset dir=".">
         <include name="jmol" />
@@ -455,11 +455,11 @@ support for assertions (which were intro
       <fileset dir="${appjars.dir}" includes="**/*"/>
     </jar>
 
-  	<signjar jar="${jmol.build.dir}/JvxlUnsigned.jar"
+  	<!--<signjar jar="${jmol.build.dir}/JvxlUnsigned.jar"
              signedjar="${jmol.build.dir}/Jvxl.jar"
              keystore="selfSignedCertificate/selfSignedCertificate.store"
              storepass="selfSignedCertificate" alias="selfSignedCertificate" />
-    <delete file="${jmol.build.dir}/JvxlUnsigned.jar"/>
+    <delete file="${jmol.build.dir}/JvxlUnsigned.jar"/>-->
 
   </target>