/show landing page; default result selection

html/search.html

@@ -4,7 +4,7 @@
  <input type="text" name="kw"><br><br>
 
  <label for='view'>View<label><br> 
- <input type="radio" name="view" value="rich">Rich<br>
+ <input type="radio" name="view" value="rich" checked="checked">Rich<br>
  <input type="radio" name="view" value="plain">Plain<br>
  <input type="radio" name="view" value="json">JSON<br>