function UserControl() {}

UserControl.onKeyUp = function() {
	var code = Key.getCode();
	var mkey1="S";
	var mkey2="D";
	var activeKey1=new string(mkey1).charCodeAt(0);
	var activeKey2=new string(mkey2).charCodeAt(0);
	
	switch(code) {
    /*mermaid 
	movement start*/
	
		case activeKey1 :  //s key
			aerial.mermaid("left");
			if(aerial._x>150){
			aerial._x-=10;		
 			if(aerial._x>350 && aerial._x<500){
					aerial.mermaid("leftlove");
				}
			}
		break;

		case activeKey2 :  //d key
			aerial.mermaid("right");
			if(aerial._x<680){
            aerial._x+=10;		
 			if(aerial._x>350 && aerial._x<500){
			aerial.mermaid("rightlove");
				}
			}

		break;


 /*fish
	movement start*/
		case Key.LEFT :
			tony.changedirection("l");
			if (tony._x>25){
				tony._x-=10;
				tony._xscale*=.95;
				tony._yscale*=.95;
				tony._alpha+=1;
			}

		break;

		case Key.RIGHT :
		tony.changedirection("r");
			if (tony._x<615){
				tony._x+=10;
				tony._xscale*=1.05;
				tony._yscale*=1.05;
				tony._alpha-=1;
			}
		break;

		case Key.UP :
		tony.changedirection("do");
			if (tony._y>10){
				tony._y-=10;
				tony._xscale*=.95;
				tony._yscale*=.95;
				tony._alpha+=1;
			}
		break;
		
		case Key.DOWN :
		tony.changedirection("u");
			if (tony._y<375){
				tony._y+=10;
				tony._xscale*=1.05;
				tony._yscale*=1.05;
				tony._alpha-=1;
			}
		break;
		
		 /*background
	movement start*/
		case Key.SPACE :
		bgout.startAction();

		break;
	}
};

Key.addListener(UserControl);