graph: improve script hiding tricks

templates/coal/graph.tmpl

@@ -50,8 +50,9
 
 <script type="text/javascript" src="{staticurl}graph.js"></script>
 <script>
+<!-- hide script content
 
-document.getElementById('noscript').style.visibility = 'hidden';
+document.getElementById('noscript').style.display = 'none';
 
 data = {jsdata|json};
 graph = new Graph();
@@ -96,6 +97,8 graph.vertex = function(x, y, color, par
 }
 
 graph.render(data);
+
+// stop hiding script -->
 </script>
 
 <div class="navigate">

templates/gitweb/graph.tmpl

@@ -42,8 +42,9 graph |
 
 <script type="text/javascript" src="#staticurl#graph.js"></script>
 <script>
+<!-- hide script content
 
-document.getElementById('noscript').style.visibility = 'hidden';
+document.getElementById('noscript').style.display = 'none';
 
 data = {jsdata|json};
 graph = new Graph();
@@ -107,6 +108,8 graph.vertex = function(x, y, color, par
 }
 
 graph.render(data);
+
+// stop hiding script -->
 </script>
 
 <div class="page_nav">

templates/graph.tmpl

@@ -35,8 +35,9 navigate: <small class="navigate">#chang
 
 <script type="text/javascript" src="#staticurl#graph.js"></script>
 <script>
+<!-- hide script content
 
-document.getElementById('noscript').style.visibility = 'hidden';
+document.getElementById('noscript').style.display = 'none';
 
 data = {jsdata|json};
 graph = new Graph();
@@ -79,6 +80,8 graph.vertex = function(x, y, color, par
 }
 
 graph.render(data);
+
+// stop hiding script -->
 </script>
 
 <form action="#url#log">

templates/static/style-gitweb.css

@@ -85,6 +85,7 div#wrapper {
 	position: relative;
 	margin: 0;
 	padding: 0;
+	margin-top: 3px;
 }
 
 canvas {