Improvements to the WMSGetFeatureInfo format which was not able to parse

some Mapserver responses. Thanks adube for the patch. r=me
(closes #2002)


git-svn-id: http://svn.openlayers.org/trunk/openlayers@9123 dc9f47b5-9b13-0410-9fdd-eb0c1a62fdaf

lib/OpenLayers/Format/WMSGetFeatureInfo.js

@@ -177,28 +177,28 @@ OpenLayers.Format.WMSGetFeatureInfo = OpenLayers.Class(OpenLayers.Format.XML, {
         if (node && node.hasChildNodes()) {
             children = node.childNodes;
             n = children.length;
-            child = children[0];
+
+            for(var k=0; k<n; k++){
+                child = children[k];
                 while (child && child.nodeType != 1) {
                     child = child.nextSibling;
+                    k++;
                 }
                 tagName = (child ? child.nodeName : '');
                 if (tagName.length > 0 && tagName.indexOf(criteria) > -1) {
-                for (var i = 0; i < n; i++) {
-                    child = children[i];
-                    if (child.nodeType == 1) {
                     nodes.push(child);
-                    }
+                } else {
-                }
-            }
-            else {
-                for (var i = 0; i < n; i++) {
                     matchNodes = this.getSiblingNodesByTagCriteria(
-                        children[i], criteria);
+                        child, criteria);
+
+                    if(matchNodes.length > 0){
                         (nodes.length == 0) ? 
                             nodes = matchNodes : nodes.push(matchNodes);
                     }
                 }
             }
+
+        }
         return nodes;
     },