update

jsmind/example/demo.html

@@ -8,10 +8,19 @@
     <link type="text/css" rel="stylesheet" href="../style/jsmind.css" />
     <style type="text/css">
         html,
-        body,
+        body {
+            margin: 0;
+            border: 0;
+            padding: 0;
+            width: 100%;
+            height: 100%;
+            overflow: hidden;
+        }
+
         #jsmind_container {
             width: 100%;
             height: 100%;
+            overflow: auto;
             /*background:#f4f4f4;*/
             background: #f4f4f4;
         }