If memory serves there are several posts related to this and at least one issue in the tracker that point out that polylines/polygons cannot change zIndex after drawing.
Chad Killingsworth On Jul 9, 12:06 pm, CSharp <[email protected]> wrote: > Is it possible to put one polyline overlay overtop of the another > polyline that overlaps it when a onmouseover event fires? I tried to > set the strokeOpacity to 1.0 and the zIndex to 900 and the line on the > bottom seems to always mesh the color with the top one. > > You can see the example here (select Route 25 and 26 where the lines > overlap in some sections): > > http://www.mentoreng.com/testing/public/map2.html -- You received this message because you are subscribed to the Google Groups "Google Maps JavaScript API v3" group. To post to this group, send email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/google-maps-js-api-v3?hl=en.
