diff --git a/app/views/welcome/index.html.erb b/app/views/welcome/index.html.erb
index 86846ca6a..03b419a76 100644
--- a/app/views/welcome/index.html.erb
+++ b/app/views/welcome/index.html.erb
@@ -45,7 +45,7 @@
                     ele.style.position= 'absolute';
 
                     if(options.show){
-                        ele.style.top = ieScrollTop+pageHeight-options.top + "px";
+                        ele.style.top = 0 + "px";
                         ele.style.display= 'block';
                     }
 
@@ -53,7 +53,7 @@
 
                             var ieScrollTop=window.pageYOffset || d.documentElement.scrollTop || d.body.scrollTop;
 
-                            ele.style.top = ieScrollTop+pageHeight - options.top + "px";
+                            ele.style.top = 0 + "px";
                             if(options.autoHidden){
                                     if(ieScrollTop==0){
                                             ele.style.display="none";
@@ -72,7 +72,7 @@
                         }
                 }
                 if(options.show) ele.style.display= 'block';
-                ele.style.top = pageHeight-options.top+'px';
+                ele.style.top = 0 +'px';
                 window.addEventListener('scroll',function (){
                     if(options.autoHidden){
                             if(baidu.page.getScrollTop()==0){