i=0
function inicializar(){
	document.slideform.textofoto.value=textos[0]
}
function next(){
	if(document.slideform.slide[i+1]){
		document.images.show.src=document.slideform.slide[i+1].value
		document.slideform.textofoto.value=textos[i+1]
		document.slideform.slide.selectedIndex=++i
	}
	else first()
}
function previous(){
	if(i-1>=0){
		document.images.show.src=document.slideform.slide[i-1].value
		document.slideform.textofoto.value=textos[i-1]
		document.slideform.slide.selectedIndex=--i
	}
	else last()
}
function first(){
	i=0
	document.images.show.src=document.slideform.slide[0].value
	document.slideform.textofoto.value=textos[0]
	document.slideform.slide.selectedIndex=0
}
function last(){
	i=document.slideform.slide.length-1
	document.images.show.src=document.slideform.slide[i].value
	document.slideform.textofoto.value=textos[i]
	document.slideform.slide.selectedIndex=i
}
function change() {
	i=document.slideform.slide.selectedIndex
	document.images.show.src=document.slideform.slide[i].value
	document.slideform.textofoto.value=textos[i]
}