--- a/templates/results.html	Wed Apr 06 11:10:23 2016 +0800
+++ b/templates/results.html	Wed May 18 12:06:59 2016 +0800
@@ -97,9 +97,13 @@
             #}<td>{#
               #}<span{% if c1 is not None %} class="{{ colormap[c1] }}"{% end %}>&nbsp;</span>{#
               #}<span{% if c2 is not None %} class="{{ colormap[c2] }}"{% end %}>&nbsp;</span>{#
-              #}<span title="{{ v1 }} without .hg/cache">{{ '{:.2f}s'.format(v1) if v1 is not None else '-' }}</span>{#
+              #}<span title="{{ '{:.5f}s without .hg/cache'.format(v1) if v1 is not None else '(no data)' }}">{#
+                #}{{ '{:.2f}'.format(v1) if v1 is not None else '-' }}{#
+              #}</span>{#
               #}/{#
-              #}<span title="{{ v2 }} with .hg/cache">{{ '{:.2f}s'.format(v2) if v2 is not None else '-' }}</span>{#
+              #}<span title="{{ '{:.5f}s with .hg/cache'.format(v2) if v2 is not None else '(no data)' }}">{#
+                #}{{ '{:.2f}'.format(v2) if v2 is not None else '-' }}{#
+              #}</span>{#
             #}</td>
             {% end %}{#
         #}</tr>