JavaScript error: JS error in setTimeout but it is ignored

Test started at Wed Apr 25 13:09:34 CEST 2012, lasting 149 ms.
Source: /raid/volume1/opt/webtest/webtestCC/CanooFunctionalTesting/selftests/tests/javaScriptError.xml:18:
Base URL (used by invoke steps with a relative URL): http://localhost:19090/selftest/
Simulated browser: IE6

#	Result	Name	Parameter	Duration
1		invoke Resulting page	-> complete url http://localhost:19090/selftest/JavaScriptErrors.html url JavaScriptErrors.html	119
2		clickButton	htmlId setTimeoutWithJsError	30