You have to force the browser to actually fetch a new copy of the data
rather than using the old data it has stored in its cache.
You can do this either by setting the appropriate expires headers for
your XML file, of by adding a bogus parameter to the end of the URL to
make the browser think that it's a different URL from the one in its
cache.
GDownloadUrl("RouteA.xml?bogus="+(new Date()).gettime(), function(doc) {
--
Mike Williams
http://econym.org.uk/gmap
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