Index: JmolCore.js
===================================================================
--- JmolCore.js	(revision 17663)
+++ JmolCore.js	(working copy)
@@ -674,6 +674,9 @@
 	}
 
 	Jmol._addDefaultInfo = function(Info, DefaultInfo) {
+		if (!!Info.isSigned && !Info.jarFile) {
+				DefaultInfo.jarFile = "JmolAppletSigned0.jar"
+		}
 		for (x in DefaultInfo)
 		  if (typeof Info[x] == "undefined")
 		  	Info[x] = DefaultInfo[x];