// JavaScript bibliotek med fellesrutiner for Norform

var RunSlideshow       = 1;  // Skal slideshowet kj¿re?
var SlideShowInitiated = 0;  // Er slideshowet satt opp
var currentSlide       = '';
var slideShow;

function StartSlide(slideShow, antall) {
	if (! RunSlideshow) { exit; }
	newsl = parseInt(currentSlide.substring(slideShow.length)) || 1;
	newsl = (newsl + 1);
	if (newsl > antall) { newsl = 1; }
	window.setTimeout('slide("' + slideShow + newsl + '"); StartSlide("' + slideShow+'", "' + antall+'");',6000);
	}
		
function slide (newSlide) {
//		alert('sliding ' + currentSlide + ' -> ' + newSlide);
		if (currentSlide) { document.getElementById(currentSlide).style.display='none'; }
		document.getElementById(newSlide).style.display='block';
		currentSlide = newSlide;
		return;
		}