function shake_slam(n) {
	setTimeout("shakestep(15)", 1);
}

function shakestep(i){
	if(i==15){
		which=0;
	}
	if(which==0){
		which=1;
		self.moveBy(0,i);
	}else if(which==1){
		which=2;
		self.moveBy(i/4,-i-1);
	}else if(which==2){
		which=3;
		self.moveBy(0,i);
	}else if(which==3){
		which=0;
		self.moveBy((-i-2)/4,-i-1);
	}
	i--;
	if(i>0){
		setTimeout("shakestep("+i+")", 35);
	}
}
    //-->