diff --git a/public/images/arrow.png b/public/images/arrow.png
new file mode 100644
index 000000000..2081ddf8d
Binary files /dev/null and b/public/images/arrow.png differ
diff --git a/public/stylesheets/css/popup.css b/public/stylesheets/css/popup.css
index ae7a1ddf0..ea2034a5e 100644
--- a/public/stylesheets/css/popup.css
+++ b/public/stylesheets/css/popup.css
@@ -44,7 +44,7 @@ input.sendSourceText:hover {background-color:#297fb8;}
 .popbox{/* width:300px; *//* height:100px; */position:fixed !important;/* z-index:100; */left:50%;top:50%;margin:-100px 0 0 -150px;  /* background:#fff; */ -moz-border-radius:5px;  /* -webkit-border-radius:5px; */  /* border-radius:5px; */ /* box-shadow:0px 0px 8px #194a81; */  /* overflow:auto; */}
 
 /*上传资源弹窗*/
-.resourceUploadPopup {width:400px; height:auto; border:3px solid #269ac9; padding-left:16px; padding-bottom:16px; background-color:#ffffff; position:absolute; top:50%; left:50%; margin-left:-200px; z-index:1000;}
+.resourceUploadPopup {width:400px; height:auto; border:3px solid #269ac9; padding-left:16px; padding-bottom:16px; background-color:#ffffff; position:fixed; top:50%; left:50%; margin-left:-200px; z-index:1000;}
 .uploadText {font-size:16px; color:#269ac9; line-height:16px; padding-top:15px; width:140px; display:inline-block;}
 .uploadDialogText {font-size:16px; color:#269ac9; line-height:16px; padding-top:20px; width:140px; display:inline-block; font-weight: bold;}
 .uploadBoxContainer {height:33px; line-height:33px; margin-top:10px; position:relative;}