Updated the XML schema of the custom local search. Still appear to not be working properly.

src/UNL/Search/CSEGenerator.php

-<?php 
+<?php
 class UNL_Search_CSEGenerator
 {
     public static function generateCSE($url)
     {
-        $xml = '<CustomSearchEngine volunteers="false"
-                    keywords="unl"
-                    language="en"
-                    visible="false"
-                    encoding="UTF-8">
-        <Title>UNL Custom Search Engine for '.htmlentities($url, ENT_QUOTES).'</Title>
+        $xml = '
+<GoogleCustomizations>
+    <CustomSearchEngine>
+        <Title>UNL Custom Search Engine for '. htmlentities($url, ENT_QUOTES) . '</Title>
         <Description>This custom search engine was automatically generated by the UNL Web Developer Network.</Description>
         <Context>
           <BackgroundLabels>
-            <Label name="_cse_local_site" mode="FILTER"/>
+            <Label name="_cse_localsite" mode="FILTER"/>
+            <Label name="_cse_exclude_localsite" mode="EXCLUDE"/>
           </BackgroundLabels>
-          
         </Context>
-        <LookAndFeel nonprofit="true"/> 
-        <Annotations>';
+        <LookAndFeel nonprofit="true"/>
+    </CustomSearchEngine>';
+        $xml .= '
+    <Annotations>';
         foreach (UNL_Search_CSEGenerator::getIncludedSites($url) as $include) {
             $xml .= "
-                <Annotation about=\"$include*\">
-                  <Label name=\"_cse_local_site\"/>
-                </Annotation>";
+        <Annotation about=\"$include*\">
+          <Label name=\"_cse_localsite\"/>
+        </Annotation>";
         }
         foreach (UNL_Search_CSEGenerator::getExcludedSites($url) as $exclude) {
             $xml .= "
                 <Annotation about=\"$exclude*\">
-                  <Label name=\"_cse_exclude_local_site\"/>
+                  <Label name=\"_cse_exclude_localsite\"/>
                 </Annotation>";
         }
     $xml .= '
        </Annotations>
-        <LookAndFeel resultsurl="http://www1.unl.edu/search/" nonprofit="true" adsposition="11">
-          <Colors url="#008000" background="#FFFFFF" border="#FFFFFF" title="#C60202" text="#000000" visited="#990000" light="#000000" />
-        </LookAndFeel>
-    </CustomSearchEngine>';
+</GoogleCustomizations>';
         return $xml;
     }
-    
+
     public static function getIncludedSites($baseurl)
     {
         $baseurl = str_replace('http://', '', $baseurl);
         return array($baseurl);
     }
-    
+
     public static function getExcludedSites($baseurl)
     {
         return array();