// JavaScript Document
 var rotate_delay = 4000; // delais en microseconde (4000 = 4 secs)
 current = 0;

 function lessdelay() {
 if (rotate_delay <= 1000) {
 rotate_delay = rotate_delay-100;
 document.slideform.delay.value = rotate_delay;
 }else {
 rotate_delay = rotate_delay-500;
 document.slideform.delay.value = rotate_delay;
 }
 }

 function moredelay() {
 if (rotate_delay < 1000) {
 rotate_delay = rotate_delay+100;
 document.slideform.delay.value = rotate_delay;
 }else {
 rotate_delay = rotate_delay+500;
 document.slideform.delay.value = rotate_delay;
 }
 }

 function next() {
 if (document.slideform.slide[current+1]) {
 document.images.show.src = document.slideform.slide[current+1].value;
 document.slideform.slide.selectedIndex = ++current;
 }else first();
 }

 function previous() {
 if (current-1 >= 0) {
 document.images.show.src = document.slideform.slide[current-1].value;
 document.slideform.slide.selectedIndex = --current;
 }else last();
 }

 function first() {
 current = 0;
 document.images.show.src = document.slideform.slide[0].value;
 document.slideform.slide.selectedIndex = 0;
 }

 function last() {
 current = document.slideform.slide.length-1;
 document.images.show.src = document.slideform.slide[current].value;
 document.slideform.slide.selectedIndex = current;
 }

 function ap(text) {
 document.slideform.slidebutton.value = (text == "Stop") ? " > " : "Stop";
 rotate();
 }
 function change() {
 current = document.slideform.slide.selectedIndex;
 document.images.show.src = document.slideform.slide[current].value;
 }

 function rotate() {
 if (document.slideform.slidebutton.value == "Stop") {
 current = (current == document.slideform.slide.length-1) ? 0 : current+1;
 document.images.show.src = document.slideform.slide[current].value;
 document.slideform.slide.selectedIndex = current;
 window.setTimeout("rotate()", rotate_delay);
 }
 }