diff --git a/frame.js b/frame.js
index c68d55e1..fdd537c0 100644
--- a/frame.js
+++ b/frame.js
@@ -403,7 +403,7 @@ Volcanos("onappend", {help: "渲染引擎", list: [], _init: function(can, meta,
                     return {type: "option", value: value, inner: value}
                 }), item.className || can.page.ClassList.add(can, item, "args")
                 break
-            case "button": item.value = value||item.value||item.name||"查看"; break
+            case "button": item.value = item.value||item.name||"查看"; break
             case "upfile": item.type = "file"; break
         }
 
diff --git a/page/index.css b/page/index.css
index ae3976a5..02e23ff7 100644
--- a/page/index.css
+++ b/page/index.css
@@ -150,7 +150,7 @@ div.hidden {
 
 fieldset>form.option>div.item {
     float:left; margin-right:3px;
-    height:25px; vertical-align:middle;
+    min-height:25px; vertical-align:middle;
 }
 fieldset>form.option>div.item label {
     display:none;
diff --git a/plugin/local/wiki/draw.css b/plugin/local/wiki/draw.css
index 6ea6792f..67ae8483 100644
--- a/plugin/local/wiki/draw.css
+++ b/plugin/local/wiki/draw.css
@@ -9,5 +9,5 @@ fieldset.drawer div.output div.project div.item.select {
 }
 fieldset.drawer div.output div.content svg {
     background-color:#1b5b738c;
-    min-width:400px;
+    min-width:500px;
 }