diff --git a/README.md b/README.md
index 5277cc9..fbff27f 100644
--- a/README.md
+++ b/README.md
@@ -6,8 +6,8 @@ most of code of this are from https://github.com/GNOME/epiphany/tree/master/embe
 
 ### usage:
 
-    make
-    make install
+	make
+	make install
 
 then
 copy **easylist.txt** to ~/.config/wyebadblock/
@@ -15,6 +15,9 @@ copy **easylist.txt** to ~/.config/wyebadblock/
 wyebadblock only checks 'easylist.txt'
 
 
+Check it on `http://simple-adblock.com/faq/testing-your-adblocker/`.
+Testing element hiding is not supported.
+
 ### Disabling
 
 Setting chars(whatever) to the env value $DISABLE_ADBLOCK disables adblock.
@@ -36,7 +39,7 @@ On Arch Linux
 ### vimb
 
 	sudo ln -s /lib/wyebrowser/adblock.so /lib/vimb
-	
+
 There is a PKGBUILD file. see PKGBULDs dir.
 For luakit, just change the strings in the file 'vimb' -> 'luakit'.
 
@@ -45,3 +48,13 @@ For luakit, just change the strings in the file 'vimb' -> 'luakit'.
 	mkdir -p ~/.config/lariza/web_extensions
 	ln -s /lib/wyebrowser/adblock.so ~/.config/lariza/web_extensions
 
+
+
+## Element Hiding
+Per domain CSS hider rule in not supported and this may crash webkit2gtk though.
+
+	make cssoutput
+	./cssoutput > user.css
+
+And add the user.css to your browser as user css.
+On wyeb, just copy the user.css to the conf dir.
diff --git a/cssoutput b/cssoutput
index dc607dd..35fb426 100755
Binary files a/cssoutput and b/cssoutput differ
diff --git a/ephy-uri-tester.c b/ephy-uri-tester.c
index 36c8cfd..056a2c9 100644
--- a/ephy-uri-tester.c
+++ b/ephy-uri-tester.c
@@ -1017,8 +1017,8 @@ int main(int argc, char **argv)
     ephy_uri_tester_load(uri_tester);
 
 	g_print(uri_tester->blockcss->str);
-	g_print("\n\n\n\n\n\n\n\n");
-	g_print(uri_tester->blockcssprivate->str);
+	g_print("\n\n\n\n{display: none !important}\n\n\n\n");
+//	g_print(uri_tester->blockcssprivate->str);
 
 	exit(0);
 }