+
+// sometimes, especially when cache is clear, firefox does not compute
+// correctly popup size. That's because at the end of getRenderedDimensions,
+// dimensions of image is not known. So, we work around that problem by setting
+// image width and image height. That way, dimensions of image are set in
+// innerHTML, and are therefore known in getRenderedDimensions
+OpenLayers.Popup.Anchored.prototype.registerImageListeners = function() {
+ var onImgLoad = function() {
+ this.img.width = this.img.width;
+ this.img.height = this.img.height;
+ this.popup.updateSize();
+ OpenLayers.Event.stopObserving(
+ this.img, "load", this.img._onImageLoad
+ );
+ };
+
+ var images = this.contentDiv.getElementsByTagName("img");
+ for (var i = 0, len = images.length; i < len; i++) {
+ var img = images[i];
+ if (img.width == 0 || img.height == 0) {
+
+ var context = {
+ 'popup': this,
+ 'img': img
+ };
+
+ img._onImgLoad = OpenLayers.Function.bind(onImgLoad, context);
+
+ OpenLayers.Event.observe(img, 'load', img._onImgLoad);
+ }
+ }
+}