var photos=new Array()
var which=0

photos[0]="pla3.jpg"
photos[1]="pla1.jpg"
photos[2]="pla2.jpg"

function backward(){
if (which>0){
window.status=''
which--
document.images.photoslider.src=photos[which]
}
}

function forward(){
if (which<photos.length-1){
which++
document.images.photoslider.src=photos[which]
}
else window.status='End of gallery'
}