Arduino first project, LEDs controlled by PC using Processing

This is my first Arduino uno project, this project will control LEDs which connected to the Ardoino  by PC using a programme which is build using the Processing language.

1. Download and install Arduino for your PC.
2. Set programmer type, port, board etc. 
3. Download and install Processing for your PC.
4. Find the below source code for your project.
5. When you run Processing application one pop up window come  with eight colours.
6. When you click any colour previously assigned LED will light up for one second. 
7. Make changes, develop and enjoy with this project.
8. Download Processing code  and Arduino code. enjoy....!

Reference:http://www.instructables.com/id/How-to-control-LEDs-with-Processing-and-Arduino/