一次滑动一个图片 slide

XML/HTML Code
- <div id="carousel">
- <div id="buttons">
- <a href="#" id="prev">prev</a>
- <a href="#" id="next">next</a>
- <div class="clear"></div>
- </div>
- <div class="clear"></div>
- <div id="slides">
- <ul>
- <li><img src="slide1.gif" width="240" height="240" alt="Slide 1"/></li>
- <li><img src="slide2.gif" width="240" height="240" alt="Slide 2"/></li>
- <li><img src="slide3.gif" width="240" height="240" alt="Slide 3"/></li>
- </ul>
- <div class="clear"></div>
- </div>
- </div>
JavaScript Code
- <script>
- $(document).ready(function() {
- //rotation speed and timer
- var speed = 5000;
- var run = setInterval('rotate()', speed);
- //grab the width and calculate left value
- var item_width = $('#slides li').outerWidth();
- var left_value = item_width * (-1);
- //move the last item before first item, just in case user click prev button
- $('#slides li:first').before($('#slides li:last'));
- //set the default item to the correct position
- $('#slides ul').css({'left' : left_value});
- //if user clicked on prev button
- $('#prev').click(function() {
- //get the right position
- var left_indent = parseInt($('#slides ul').css('left')) + item_width;
- //slide the item
- $('#slides ul:not(:animated)').animate({'left' : left_indent}, 200,function(){
- //move the last item and put it as first item
- $('#slides li:first').before($('#slides li:last'));
- //set the default item to correct position
- $('#slides ul').css({'left' : left_value});
- });
- //cancel the link behavior
- return false;
- });
- //if user clicked on next button
- $('#next').click(function() {
- //get the right position
- var left_indent = parseInt($('#slides ul').css('left')) - item_width;
- //slide the item
- $('#slides ul:not(:animated)').animate({'left' : left_indent}, 200, function () {
- //move the first item and put it as last item
- $('#slides li:last').after($('#slides li:first'));
- //set the default item to correct position
- $('#slides ul').css({'left' : left_value});
- });
- //cancel the link behavior
- return false;
- });
- //if mouse hover, pause the auto rotation, otherwise rotate it
- $('#slides').hover(
- function() {
- clearInterval(run);
- },
- function() {
- run = setInterval('rotate()', speed);
- }
- );
- });
- //a simple function to click next link
- //a timer will call this function, and the rotation will begin :)
- function rotate() {
- $('#next').click();
- }
- </script>
原文地址:http://www.freejs.net/article_jquerytupiantexiao_110.html
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