var image1=new Image()
image1.src="img/img1.jpg"
var image2=new Image()
image2.src="img/img2.jpg"
var image3=new Image()
image3.src="img/img3.jpg"
var image4=new Image()
image4.src="img/img4.jpg"
var image5=new Image()
image5.src="img/img5.jpg"