How to install Khmer unicode on iPhone and iPad devices version 4.3.3 to 5.0.1

Open cydia and add this source: 4khmeriphone.myrepospace.com
Then install the ones that correspond to your ios version. As of for now, for example if your ios device is 5.0.1, you need to install
iOS 5.0.x Khmer Fonts -->which is the 1st one in the list. after installing this, then press home to get out and then open cydia again. this time you need to install keyboard so go to the same source again and install
iOS 5.0.x Khmer iPhon... -->which is the 3rd one in the list. after installing both of these, it's good to restart your iPhone and then go to settings-general-keyboard to add khmer keyboad to your list. you now can read and type Khmer on your iPhone.