function imagess(){
self.focus()

document.images[2].src="pixil.gif"
document.images[3].src="pixil.gif"

document.images[1].src="images/rose.gif"
document.images[0].src="images/valentine.gif"
}

function rose(){
self.focus()
document.images[1].src="images/rose_first_image.gif"
}