function WalkIdleRelation(sourceAction, targetAction){
	this.sourceAction = sourceAction;
	this.targetAction = targetAction
}

WalkIdleRelation.prototype.condition = function(){
	var character = this.sourceAction.character;
	
	if(!character.isArrowKeyDown()){
		character.speed = new Vector3(0,0,0);
	}

	return !character.isArrowKeyDown();
}