Updates README.md for running new project.

README.md

@@ -24,8 +24,7 @@ How to start a new game
 
 1. Download the code from [cocos2d download site][4]
 2. Enter `tools/project-creator`
-
-2. Run the `create-projects.py` script
+3. Run the `create-projects.py` script
 
 Example:
 
@@ -33,6 +32,36 @@ Example:
     $ ./project-creator.py -n mygame -k com.your_company.mygame -l cpp -p /home/mygame
     $ cd /home/mygame
 
+### Build new project for android ###
+
+    $ cd proj.android
+    $ ./build_native.py
+
+### Build new project for ios & osx ###
+
+* Enter *proj.ios_mac* folder, open *mygame.xcodeproj*
+* Select ios or osx targets in scheme toolbar
+
+### Build new project for linux ###
+
+if you never run cocos2d-x on linux, you need to install all dependences by the
+script in **cocos2d/build/install-deps-linux.sh**
+
+    $ cd cocos2d/build
+    $ ./install-deps-linux.sh
+    $ ../..
+
+Then
+
+    $ mkdir build
+    $ cd build
+    $ cmake ..
+    $ make -j4
+
+### Build new project for win32 ###
+
+* Enter *proj.win32*, open *mygame.sln* by vs2012
+
 
 Main features
 -------------
@@ -104,7 +133,7 @@ $ make
 ```
 
       You may meet building errors when building libGLFW.so. It is because libGL.so directs to an error target,
-      you should make it to direct to a correct one. `install-deps-linux.sh` only has to be run onece.
+      you should make it to direct to a correct one. `install-deps-linux.sh` only has to be run once.
 
 * For Windows