From: Mike Taylor <mike@indexdata.com>
Date: Fri, 5 Jul 2013 16:13:37 +0000 (+0100)
Subject: Protect hiding/showing of targets.
X-Git-Tag: 0.9.1~307^2~7
X-Git-Url: http://git.indexdata.com/?p=mkws-moved-to-github.git;a=commitdiff_plain;h=7a8302bb7a4a18121f8aa3de49486c02d453bbda

Protect hiding/showing of targets.
---

diff --git a/experiments/spclient/mkws.js b/experiments/spclient/mkws.js
index 8c856f2..be9f10a 100644
--- a/experiments/spclient/mkws.js
+++ b/experiments/spclient/mkws.js
@@ -403,17 +403,17 @@ function switchView(view) {
 
     switch(view) {
         case 'targets':
-            targets.style.display = "block";
+            if (targets) targets.style.display = "block";
             if (results) results.style.display = "none";
             if (blanket) { blanket.style.display = "none"; }
             break;
         case 'results':
-            targets.style.display = "none";
+            if (targets) targets.style.display = "none";
             if (results) results.style.display = "block";
             if (blanket) { blanket.style.display = "block"; }
             break;
 	case 'none':
-            targets.style.display = "none";
+            if (targets) targets.style.display = "none";
             if (results) results.style.display = "none";
             if (blanket) { blanket.style.display = "none"; }
             break;