fix buttons

_layouts/default.html

@@ -44,20 +44,30 @@
       {% assign prev_page = null %}
       {% assign next_page = null %}
       {% assign found = false %}
+      {% assign keepgoing = true %}
 
       {% for parent in site.data.navigation %}
-        {% if parent.children %}
+        {{ parent.title }}...
+        {% if parent.children and keepgoing %}
+          has children...
           {% for child in parent.children %}
+            child {{ child.title }}...
             {% if child.url %}
+              has url, 
               {% if found %}
+                found true, 
                 {% assign next_page = child %}
+                so nextpage is {{ next_page.title }} and break...
+                {% assign keepgoing = false %}
                 {% break %}
               {% endif %}
 
               {% if child.url == page.url %}
+                its this page,
                 {% assign found = true %}
               {% else %}
                 {% assign prev_page = child %}
+                its not this page so make {{ prev_page.title }}
               {% endif %}
             {% endif %}
           {% endfor %}