diff --git a/src/permission.js b/src/permission.js
index 49aa04c..77cc638 100644
--- a/src/permission.js
+++ b/src/permission.js
@@ -150,13 +150,22 @@ function getQueryVariable(variable,url){
 }
 
 
-function setIndexPath() {   
+function setIndexPath() { 
 	var indexPath=null
 	var url=window.location.href;
 	if(url.indexOf("/login")<=0){ 
 		indexPath=url
 		sessionStorage.setItem("index-path",url); 
-	} 
+	}else{
+		var idxPath=sessionStorage.getItem("index-path");
+		if(idxPath && idxPath!='null'){
+			indexPath=idxPath
+		}else{
+			indexPath=url.substring(0,url.indexOf('/login'))
+			sessionStorage.setItem("index-path",indexPath); 
+		}
+		
+	}
 	return indexPath
 } 
 var indexPath=setIndexPath();