[OpenLayers-Users] Real-time image in Openlayer

[Greg Allensworth]

> HttpRequest.redraw method does the same thing, so the additional call
> to mergeNewParams looks unnecessary

Yeah, I'd have thought so too, as that _olSalt thing has been in there 
for a few years. But strangely, it's not working for him so I gave him 
this old trick.

Maybe he's using an older version?

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Greg Allensworth, Web GIS Developer
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