not 100% but would putting map.removeOverlay(overlay) before each of your GDownloadURL statements work?
just an idea, might be worth a go - i am only new to this myself - Seb On Apr 13, 11:06 pm, Mike <[email protected]> wrote: > ok I got it to load the both XML files. Now I just need to figure out > how to make sure that only one set of markers is mapped out at a > time... > > On Apr 13, 1:33 pm, Mike <[email protected]> wrote: > > > thanks to both of you, I will try it out! > > thanks again! > > > On Apr 13, 1:08 pm, Rossko <[email protected]> wrote: > > > > > When I run the html in Firefox and use the error console the only > > > > error it comes up with it is "map is not defined". this error only > > > > comes up when I try to run the script with two xml files. > > > > As you can guess, that's quite important; your 'map' object is defined > > > locally in your load() function. After that function finishes, the > > > object 'map' is not available to other functions, like the > > > GDownloadUrl callback function which runs a long time after load() is > > > finished. > > > Change - > > > function load() { > > > var map = new GMap2(.... > > > to > > > var map; > > > function load() { > > > map = new GMap2(... > > > to make 'map' a global object. > > > > That'll fix the error, but not fix the two-XML issue. > > > You need to look at what your buttons do. They just set a data item > > > called 'xml', they don't trigger any fetch and display of data. > > > One approach might be to put your GDownloadUrl() call and its callback > > > parser into a new function of some kind, myXMLfetch() say, and trigger > > > that function from your buttons with an appropriate url value. > > > > For the IE problem, your maps <div> size is expressed as a percentage; > > > when the map is built that gives a size which is a percentage of > > > something undefined. (None of its parents <html>,<body>,<form> have > > > specified sizes) Try setting a fixed div size for now > > > <div id="map" style="width: 600px; height: 400px; .... > > > > You'll find this a useful resource - > > > http://econym.org.uk/gmap/ > > > > cheers, Ross K --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "Google Maps API" 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-API?hl=en -~----------~----~----~----~------~----~------~--~---
