--- a/src/hdalab/static/hdalab/css/renkan_help.css	Mon Dec 22 12:52:05 2014 +0100
+++ b/src/hdalab/static/hdalab/css/renkan_help.css	Tue Dec 23 11:06:18 2014 +0100
@@ -7,6 +7,9 @@
 	display: inline;
 	font-size: 10px;
 }
+.renkan_help a {
+	display:block;
+}
 .renkan_help ul {
   text-align: left;
   display: inline;
@@ -68,8 +71,6 @@
 #graph-line {
 	background: url("../img/graph-line.png") no-repeat scroll  right 5px center / 25px 25px #ffffff;
 }
-#graph-line a{
-}
 #graph-line:hover a,
 #graph-circle:hover a{
 	color: #4f5451;