function preloadImages(imgs){

	var picArr = [];

		for (i = 0; i<imgs.length; i++){

				picArr[i]= new Image(100,100);
				picArr[i].src=imgs[i];


			}

	}

	preloadImages([
		'images/circle2.png',
		'images/circle2.png',
		'images/circle2.png',
		'images/circle2.png',
		'images/circle2.png',
		'images/circle2.png',
	]);