gistfile1.txt

	public void setExpression(string name)
	{
		if( ! expressions.ContainsKey( name ) )return;
		if( LAppDefine.DEBUG_LOG ) Debug.Log( "Setting expression : " + name ) ;
		AMotion motion=expressions[ name ] ;
		expressionManager.startMotion( motion , false ) ;
	}
	
		public void setRandomExpression()
	{
		int no=(int)(rand.NextDouble() * expressions.Count);

		string[] keys = new string[expressions.Count];
		expressions.Keys.CopyTo(keys,0);

		setExpression(keys[no]);
	}

LAppModel.cs

public void startRandomMotion(string name ,int priority)
	{
		int max = modelSetting.getMotionNum( name );
		int no = (int)(rand.NextDouble() * max ) ; // picking a random number from your motion group
		startMotion( name, no, priority ) ;
	}
	

model.json

"expressions":
[
 {"name":"f01","file":"motions/expressions/f01.exp.json"},
 {"name":"f02","file":"motions/expressions/f02.exp.json"},
 {"name":"f03","file":"motions/expressions/f03.exp.json"},
 {"name":"f04","file":"motions/expressions/f04.exp.json"}
],
"motions":
{
	"idle":
	[
		{"file":"motions/idle/idl_00.mtn" ,"fade_in":2000, "fade_out":2000},
		{"file":"motions/idle/idl_01.mtn" ,"fade_in":2000, "fade_out":2000},
		{"file":"motions/idle/idl_02.mtn" ,"fade_in":2000, "fade_out":2000}
	],
	"tap_body":
	[
		{ "file":"motions/tap/tapBody01.mtn", "sound":"sounds/tap/tapBody01.mp3" },
		{ "file":"motions/tap/tapBody02.mtn", "sound":"sounds/tap/tapBody02.mp3" },
		{ "file":"motions/tap/tapBody03.mtn", "sound":"sounds/tap/tapBody03.mp3" }
	],
	"pinch_in":
	[
		{ "file":"motions/pinch/pinchIn01.mtn", "sound":"sounds/pinch/pinchIn01.mp3" },
		{ "file":"motions/pinch/pinchIn02.mtn", "sound":"sounds/pinch/pinchIn02.mp3" },
		{ "file":"motions/pinch/pinchIn03.mtn", "sound":"sounds/pinch/pinchIn03.mp3" }
	],
	"pinch_out":
	[
		{ "file":"motions/pinch/pinchOut01.mtn", "sound":"sounds/pinch/pinchOut01.mp3" },
		{ "file":"motions/pinch/pinchOut02.mtn", "sound":"sounds/pinch/pinchOut02.mp3" },
		{ "file":"motions/pinch/pinchOut03.mtn", "sound":"sounds/pinch/pinchOut03.mp3" }
	],
	"shake":
	[
		{ "file":"motions/shake/shake01.mtn", "sound":"sounds/shake/shake01.mp3","fade_in":500 },
		{ "file":"motions/shake/shake02.mtn", "sound":"sounds/shake/shake02.mp3","fade_in":500 },
		{ "file":"motions/shake/shake03.mtn", "sound":"sounds/shake/shake03.mp3","fade_in":500 }
	],
	"flick_head":
	[
		{ "file":"motions/flick/flickHead01.mtn", "sound":"sounds/flick/flickHead01.mp3" },
		{ "file":"motions/flick/flickHead02.mtn", "sound":"sounds/flick/flickHead02.mp3" },
		{ "file":"motions/flick/flickHead03.mtn", "sound":"sounds/flick/flickHead03.mp3" }
	]

scorekeeper.cs

public void motionCorrect() 
  {
  		points++; // adds one point to the score
  		percentage = points/total; // recalculates percentage with new score
  
      // character becomes happy that you answered the question correctly
      appModel.setExpression("happy");
  
      // body movement changes depending on percentage
  		if (percentage >= 70) {
  			appModel.startRandomMotion ("extremely happy", LAppDefine.PRIORITY_NORMAL); 
  		} else {
  			appModel.startRandomMotion("happy", LAppDefine.PRIORITY_NORMAL);
  		}
  		
  	}
  
  public void motionIncorrect() 
  {
  
      // set expressions based on percentage
			if (percentage >= 90) {
				appModel.setExpression("happy");
			} else if (percentage >=80) {
				appModel.setExpression("judging");
			} else if (percentage >=70) {
				appModel.setExpression("sad");
			} else {
				appModel.setExpression("angry");
			}
			
			// set motions based on percentage
  		if (percentage >= 90) {
  			appModel.startRandomMotion("judging", LAppDefine.PRIORITY_NORMAL);
  		} else if (percentage >= 25) {
  			appModel.startMotion("angry", LAppDefine.PRIORITY_NORMAL);
  		} else { 
  			appModel.startMotion("very angry", LAppDefine.PRIORITY_NORMAL);
  		}
}