- some cleanup

- refactored batch size

lib/python/Products/PluginIndexes/dtml/browseIndex.dtml

 <dtml-var manage_page_header>
 <dtml-var manage_tabs>
+
 <dtml-call "REQUEST.RESPONSE.setHeader('Content-Type', 'text/html; charset=UTF-8')" >
 
 <p class="form-text">
 The index "&dtml-getId;" contains <dtml-var items fmt=collection-length thousands_commas> distinct values
 </p>
 
-<div class="form-text">
-  <dtml-in items previous size=20 start=query_start >
-      <a href="&dtml-URL;?query_start=&dtml-previous-sequence-start-number;">
-      [Previous <dtml-var previous-sequence-size> entries]
-    </a>
-  </dtml-in>
-  <dtml-in items next size=20 start=query_start >
-    <a href="&dtml-URL;?query_start=&dtml-next-sequence-start-number;">
-      [Next <dtml-var next-sequence-size> entries]
-    </a>
-  </dtml-in>
-</div>
+<dtml-let size="20"> <!-- batch size -->
 
+  <div class="form-text">
+    <dtml-in items previous size=size start=query_start >
+        <a href="&dtml-URL;?query_start=&dtml-previous-sequence-start-number;">
+        [Previous <dtml-var previous-sequence-size> entries]
+      </a>
+    </dtml-in>
+    <dtml-in items next size=size start=query_start >
+      <a href="&dtml-URL;?query_start=&dtml-next-sequence-start-number;">
+        [Next <dtml-var next-sequence-size> entries]
+      </a>
+    </dtml-in>
+  </div>
 
-<table border="1" align="center" width="100%" class="form-help">
-  <dtml-in items start=query_start>
-    <tr>
-      <td>
-        <dtml-if "meta_type in ('DateIndex',)">
-          <dtml-var "DateTime(_['sequence-key'])">
-        <dtml-else>
-          &dtml-sequence-key; 
-        </dtml-if>
-      </td>
-      <td>   
-        <ul>
-          <dtml-let v="_['sequence-item']">
-            <dtml-if "isinstance(v, int)">
-              <li><a href="<dtml-var "getpath(v)">"<dtml-var "getpath(v)"></a></li>    
-            <dtml-else>
-              <dtml-in "v.keys()">
-                <li> <a href="<dtml-var "getpath(_['sequence-item'])">"><dtml-var "getpath(_['sequence-item'])"></a></li>
-              </dtml-in>
-            </dtml-if>
-          </dtml-let>
-        </ul>
-      </td>
-    </tr>
-  </dtml-in>
+  <table border="1" align="center" width="100%" class="form-help">
+    <dtml-in items start=query_start size=size>
+      <tr>
+        <td>
+          <dtml-if "meta_type in ('DateIndex',)">
+            <dtml-var "DateTime(_['sequence-key'])">
+          <dtml-else>
+            &dtml-sequence-key; 
+          </dtml-if>
+        </td>
+        <td>   
+          <ul>
+            <dtml-let v="_['sequence-item']">
+              <dtml-if "isinstance(v, int)">
+                <li><a href="<dtml-var "getpath(v)">"<dtml-var "getpath(v)"></a></li>    
+              <dtml-else>
+                <dtml-in "v.keys()">
+                  <li> <a href="<dtml-var "getpath(_['sequence-item'])">"><dtml-var "getpath(_['sequence-item'])"></a></li>
+                </dtml-in>
+              </dtml-if>
+            </dtml-let>
+          </ul>
+        </td>
+      </tr>
+    </dtml-in>
+  </table>
+</dtml-let>
 
 <dtml-var manage_page_footer>