var variation = 12;
// 4-2-6-8 == l-d-r-u


function CallInput(){
	if (Key.isDown(Key.LEFT)) 	return 4;
	if (Key.isDown(Key.DOWN)) 	return 2;
	if (Key.isDown(Key.RIGHT)) 	return 6;
	if (Key.isDown(Key.UP)) 	return 8;
}
	

function MoveLeft()	{ 		_x-=variation; 	}
function MoveRight(){ 		_x+=variation; 	}
function MoveUp()	{ 		_y-=variation; 	}
function MoveDown()	{ 		_y+=variation; 	}