Index: script-cli.js
===================================================================
RCS file: /home/cvspublic/xml-cocoon2/documentation/stylesheets/script-cli.js,v
retrieving revision 1.1.2.1
diff -u -r1.1.2.1 script-cli.js
--- script-cli.js	2001/10/23 11:16:58	1.1.2.1
+++ script-cli.js	2001/10/24 08:51:55
@@ -2,11 +2,11 @@
 rolloverImagesOff=new Array();
 
 function rolloverOn(name) {
-  document.images[name].src=rolloverImagesOn[name].src;
+  if(document.images[name] && rolloverImagesOn[name]) document.images[name].src=rolloverImagesOn[name].src;
 }
 
 function rolloverOff(name) {
-  document.images[name].src=rolloverImagesOff[name].src;
+  if(document.images[name] && rolloverImagesOff[name]) document.images[name].src=rolloverImagesOff[name].src;
 }
 
 
Index: script.js
===================================================================
RCS file: /home/cvspublic/xml-cocoon2/documentation/stylesheets/script.js,v
retrieving revision 1.1.2.1
diff -u -r1.1.2.1 script.js
--- script.js	2001/10/23 11:16:58	1.1.2.1
+++ script.js	2001/10/24 08:51:56
@@ -2,11 +2,11 @@
 rolloverImagesOff=new Array();
 
 function rolloverOn(name) {
-  document.images[name].src=rolloverImagesOn[name].src;
+  if(document.images[name] && rolloverImagesOn[name]) document.images[name].src=rolloverImagesOn[name].src;
 }
 
 function rolloverOff(name) {
-  document.images[name].src=rolloverImagesOff[name].src;
+  if(document.images[name] && rolloverImagesOff[name]) document.images[name].src=rolloverImagesOff[name].src;
 }
 
 function rolloverLoad(name,on,off) {