Thanks Chris, the []'s were the key I was missing. Makes sense, it's an array. <sigh> I feel like an idiot now, but I do appreciate the help.<br><br>Roger<br>--<br><br><br><div class="gmail_quote">On Mon, May 12, 2008 at 7:47 PM, Christopher Schmidt <<a href="mailto:crschmidt@metacarta.com">crschmidt@metacarta.com</a>> wrote:<br>
<blockquote class="gmail_quote" style="border-left: 1px solid rgb(204, 204, 204); margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;"><div class="Ih2E3d">On Mon, May 12, 2008 at 07:30:00PM -0700, Roger André wrote:<br>
> Hi Everyone,<br>
><br>
> I'm having a problem that I suspect many of you has already dealt with. I<br>
> can't seem to combine several of my MapServer wms layers into a single OL<br>
> map layer. No matter how I structure the wms layer name array (in<br>
> single-quotes, or double-quotes), I never can turn two wms layers on at<br>
> once. I'd like to take this wms request and make it into an open layers<br>
> layer:<br>
<br>
</div>Layer.WMS("name", "url", {layers: ['wetlands', 'floodplain']})<br>
<br>
-- Chris<br>
<div class="Ih2E3d"><br>
> <a href="http://localhost/cgi-bin/mapserv.exe?map=../htdocs/520.map" target="_blank">http://localhost/cgi-bin/mapserv.exe?map=../htdocs/520.map</a><br>
> &SERVICE=WMS<br>
> &VERSION=%221.1.1%22<br>
> &REQUEST=GetMap<br>
> &LAYERS=wetlands,floodplain<br>
> &STYLES=<br>
> &BBOX=775843.302946,602429.871045,848438.746010,635418.446144&WIDTH=600&HEIGHT=500&FORMAT=png&SRS=epsg:2286<br>
><br>
> I currently have a single OL layer for "wetlands" that works fine. When I<br>
> add "floodplain" to it, I either get a completely blank screen with no OL<br>
> controls (which tells me that the .js syntax is messed up), or I get the<br>
> OpenLayers canvas, but the layer in questions doesn't display any data. Can<br>
> someone send what the correct syntax should be for getting both layers<br>
> called correctly from within OL? Or tell me if there is a special trick<br>
> related to Mapserver WMS and multiple layer calls?<br>
><br>
><br>
> Thanks,<br>
><br>
><br>
> Roger<br>
> --<br>
<br>
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<font color="#888888"><br>
<br>
--<br>
Christopher Schmidt<br>
MetaCarta<br>
</font></blockquote></div><br>