修复首次打开/页问题

src/permission.js

@@ -156,6 +156,15 @@ function setIndexPath() {
 	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
 }