diff -r d3193a7086e7 -r 6e4682985907 src/main/java/org/apidesign/java4browser/ByteCodeToJavaScript.java
--- a/src/main/java/org/apidesign/java4browser/ByteCodeToJavaScript.java	Mon Aug 27 14:27:06 2012 +0200
+++ b/src/main/java/org/apidesign/java4browser/ByteCodeToJavaScript.java	Mon Aug 27 14:36:48 2012 +0200
@@ -187,6 +187,10 @@
                 case bc_ddiv:
                     out.append("{ var tmp = stack.pop(); stack.push(stack.pop() / tmp); }");
                     break;
+                case bc_ixor:
+                case bc_lxor:
+                    out.append("stack.push(stack.pop() ^ stack.pop());");
+                    break;
                 case bc_iinc: {
                     final int varIndx = (byteCodes[++i] + 256) % 256;
                     final int incrBy = (byteCodes[++i] + 256) % 256;