Index: C:/temp/testworkspace/Stripes/src/net/sourceforge/stripes/tag/InputTagSupport.java
===================================================================
--- C:/temp/testworkspace/Stripes/src/net/sourceforge/stripes/tag/InputTagSupport.java	(revision 476)
+++ C:/temp/testworkspace/Stripes/src/net/sourceforge/stripes/tag/InputTagSupport.java	(working copy)
@@ -384,7 +384,7 @@
 
         if ( getId() == null ) {
             this.syntheticId = true;
-            setId(String.valueOf( new Random().nextInt() ));
+            setId("_" + String.valueOf( new Random().nextInt() ));
         }
     }