Resource interpreted as Image but transferred with MIME type image/jpg:

[DavidWilton]

The ESRI servers do not have the jpg mime type set. This results in warnings in Chrome. For example view this sample in chrome:

http://help.arcgis.com/en/webapi/javascript/arcgis/samples/map_topo/index.html




See this topic for more info
http://stackoverflow.com/questions/1549967/chrome-warning-about-static-resource-css-gif-png-js

[JeffJacobson]

Also, JSON data should use "application/json" instead of "text/plain".