X-Git-Url: http://jsfdemo.indexdata.com/?a=blobdiff_plain;f=js%2Fpz2.js;h=7edf35da44510377580711870ef1248772cd72be;hb=4e0c3d6c0c09f6f78a10beefa69e632f2a7c73d2;hp=ca0d28ce3486c137eecfdfbefe2899b3450a97f0;hpb=8b8537a615839fc6f9c348b21f172d80fc66c765;p=pazpar2-moved-to-github.git

diff --git a/js/pz2.js b/js/pz2.js
index ca0d28c..7edf35d 100644
--- a/js/pz2.js
+++ b/js/pz2.js
@@ -79,6 +79,7 @@ var pz2 = function ( paramArray )
 
     // where are we?
     this.currentStart = 0;
+    // currentNum can be overwritten in show 
     this.currentNum = 20;
 
     // last full record retrieved
@@ -360,7 +361,7 @@ pz2.prototype =
             }
         );
     },
-    show: function(start, num, sort)
+    show: function(start, num, sort, query_state)
     {
         if( !this.searchStatusOK && this.useSessions )
             throw new Error(
@@ -379,7 +380,7 @@ pz2.prototype =
 
         var context = this;
         var request = new pzHttpRequest(this.pz2String, this.errorHandler);
-        request.safeGet(
+	var requestParameters = 
           {
             "command": "show", 
             "session": this.sessionID, 
@@ -389,7 +390,11 @@ pz2.prototype =
             "block": 1,
             "type": this.showResponseType,
             "windowid" : window.name
-          },
+          };
+        if (query_state)
+          requestParameters["query-state"] = query_state;
+        request.safeGet(
+	  requestParameters,
           function(data, type) {
             var show = null;
             var activeClients = 0;
@@ -647,10 +652,17 @@ pz2.prototype =
                                 == Node.ELEMENT_NODE ) {
                                 var nodeName = 
                                     targetNodes[i].childNodes[j].nodeName;
-                                var nodeText = 
-                                    targetNodes[i].childNodes[j]
-                                        .firstChild.nodeValue;
-                                bytarget[i][nodeName] = nodeText;
+				if (targetNodes[i].childNodes[j].firstChild != null) 
+				{
+                                    var nodeText = targetNodes[i].childNodes[j]
+					.firstChild.nodeValue;
+                                    bytarget[i][nodeName] = nodeText;
+				}
+				else { 
+				    bytarget[i][nodeName] = "";  
+				}
+
+
                             }
                         }
                         if (bytarget[i]["state"]=="Client_Disconnected") {