diff -up jmol-13.2.3/build.xml.nosign jmol-13.2.3/build.xml
--- jmol-13.2.3/build.xml.nosign	2013-08-10 20:39:52.239445678 +0300
+++ jmol-13.2.3/build.xml	2013-08-10 20:41:05.407487719 +0300
@@ -442,13 +442,14 @@ all support for previous versions remove
       <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}" >
@@ -474,13 +475,13 @@ all support for previous versions remove
       <fileset dir="${appjars.dir}" includes="**/cli/** **/naga/**" />
       <fileset dir="src/org/jmol/translation/Jmol" includes="Messages*.class"/>
     </jar>
-    <signjar jar="${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" />