diff --git a/README.md b/README.md
index 994e69c..965ab43 100644
--- a/README.md
+++ b/README.md
@@ -9,7 +9,7 @@
 + python-csscompressor(optional)
 
 #### Get Necessary Data:
-+ Get /data/data/com.tencent.mm/MicroMsg/long-long-name/EnMicroMsg.db from root filesystem, possible ways are:
++ Get /data/data/com.tencent.mm/MicroMsg/long-long-name/EnMicroMsg.db from *root* filesystem, possible ways are:
 	+ `./android-interact.sh db`
 	+ Use your rooted file system manager app
 + Get WeChat user resource directory from your phone:
@@ -38,6 +38,5 @@
 
 ### TODO
 + Group message
-+ Change max size for custom emoji
 + Show name of emoji in text output
 + Search by uid/username..
diff --git a/android-interact.sh b/android-interact.sh
index 3f86c8e..8e91915 100755
--- a/android-interact.sh
+++ b/android-interact.sh
@@ -1,6 +1,6 @@
 #!/bin/bash -e
 # File: android-interact.sh
-# Date: Sat Dec 27 00:04:17 2014 +0800
+# Date: Wed Dec 31 23:27:47 2014 +0800
 # Author: Yuxin Wu <ppwwyyxxc@gmail.com>
 
 # Please check that your path is the same, since this might be different among devices
@@ -41,15 +41,15 @@ elif [[ $1 == "db" || $1 == "res" ]]; then
 
 	if [[ $1 == "res" ]]; then
 		echo "Pulling resources... this might take a long time..."
-		mkdir resource; cd resource
+		mkdir -p resource; cd resource
 		for d in image2 voice2 emoji avatar; do
-			mkdir $d; cd $d
+			mkdir -p $d; cd $d
 			adb pull $RES_DIR/$chooseUser/$d
+			cd ..
 			[[ -d $d ]] || {
 				echo "Failed to download resource directory: $RES_DIR/$chooseUser/$d"
 				exit 1
 			}
-			cd ..
 		done
 		cd ..
 		echo "Resource pulled at ./resource"