diff --git a/frame.js b/frame.js
index 0d2048fb..f837dbee 100644
--- a/frame.js
+++ b/frame.js
@@ -317,7 +317,7 @@ Volcanos("onappend", {help: "渲染引擎", list: [], _init: function(can, meta,
                         }
 
                         meta.style && sub.page.Modify(sub, sub._target, {style: meta.style})
-                        can.onmotion.float.add(can, "input", sub)
+                        can.onmotion.float.add(can, chat.INPUT, sub)
                         on(event, sub, meta, cb, target)
                     }, document.body)
                 }
@@ -437,6 +437,9 @@ Volcanos("onlayout", {help: "页面布局", list: [], _init: function(can, targe
         if (top+target.offsetHeight>window.innerHeight-100) { top = window.innerHeight - target.offsetHeight - 100 }
 
         var layout = {left: left, top: top}
+        if (layout.left < 0) { layout.left = 0 }
+        if (layout.top < 0) { layout.top = 0 }
+
         can.page.Modify(can, target, {style: layout})
         can.onmotion.move(can, target, layout)
     },
diff --git a/lib/user.js b/lib/user.js
index dcf682da..dcbf2cbc 100644
--- a/lib/user.js
+++ b/lib/user.js
@@ -43,7 +43,9 @@ Volcanos("user", {help: "用户操作", agent: {
         return can.base.Time(time, (fmt||"%y-%m-%d %H:%M:%S").replace("%w", list[now.getDay()]))
     },
 
-    title: function(text) { return text && (document.title = text), document.title },
+    title: function(text) {
+        return text && (document.title = text), document.title
+    },
     topic: function(can, name) {
         can.user.isMobile && (name += " mobile") && can.user.isLandscape && (name += " landscape")
         can.page.Modify(can, document.body, {className: name})
diff --git a/panel/river.js b/panel/river.js
index 32f21757..404175bc 100644
--- a/panel/river.js
+++ b/panel/river.js
@@ -16,7 +16,7 @@ Volcanos("onimport", {help: "导入数据", list: [], _init: function(can, msg,
         if (can.user.isMobile) { can._main_river = "product", can._main_storm = "office" }
         if (can.user.isWeiXin) { can._main_river = "service", can._main_storm = "wx" }
 
-        can._main_title = can.user.Search(can, chat.TITLE)||msg.Option(ice.MSG_TITLE)||Volcanos.meta.args.title||can.user.mod.isPod||can._main_title
+        can._main_title = can.user.Search(can, chat.TITLE)||msg.Option(ice.MSG_TITLE)||Volcanos.meta.args.title||can.user.Search(can, ice.POD)||can._main_title
         can._main_river = can.user.Search(can, chat.RIVER)||msg.Option(ice.MSG_RIVER)||Volcanos.meta.args.river||can._main_river
         can._main_storm = can.user.Search(can, chat.STORM)||msg.Option(ice.MSG_STORM)||Volcanos.meta.args.storm||can._main_storm
     },