我需要键盘事件来查看下一个和上一个更大的图像。请帮帮我。当我点击鼠标时,我正在查看图像,像这样,如果我也点击左右箭头键,我必须查看图像。
HTML
<div id="gallery">
<div id="overlay"></div>
<div class="slidePanel">
<div id="panel">
<img id="largeImage" src="" />
</div>
<div class="slideBtn">
<a href="#" id="next">
<img src="images/left_arrow.png" /></a>
<a href="#" id="prev"><img src="images/right_arrow.png" /></a>
</div>
<div id="close"><a href="#">Close</a></div>
</div>
<div id="thumbs" align="center">
<img src="images/image_01_thumb.jpg" alt="1st image description" />
<img src="images/image_02_thumb.jpg" alt="2nd image description" />
<img src="images/image_03_thumb.jpg" alt="3rd image description" />
<img src="images/image_04_thumb.jpg" alt="4th image description" />
</div>
</div>
JS
function loadSlide(nSlide)
{
$('#thumbs img.current').removeClass('current');
$(nSlide).addClass('current');
var src = $(nSlide).attr('src').replace('thumb', 'large');
$("#largeImage").fadeOut(function()
{
this.src = src;
$(this).fadeIn();
}).center();
$("#overlay").css({"opacity" : "0.7"})
.fadeIn("slow");
$('#close a, #close').fadeIn();
$('#prev, #next').css('display', 'block');
}
$('#next').click(function()
{
var cSlide = $('#thumbs img.current');
if($(cSlide).next('img').length > 0)
var nSlide = $(cSlide).next('img');
else
var nSlide = $('#thumbs img:first');
loadSlide(nSlide);
});
$('#prev').click(function()
{
var cSlide = $('#thumbs img.current');
if($(cSlide).prev('img').length > 0)
var nSlide = $(cSlide).prev('img');
else
var nSlide = $('#thumbs img:last');
loadSlide(nSlide);
});
$('#thumbs img').click(function(){
loadSlide(this);
});
$("#panel").click(function(){
$(this).fadeOut("slow");
$("#overlay").fadeOut("slow");
});
$('#close a').click(function(){
$(this).fadeOut('slow');
$('#overlay, #panel, #prev, #next, #largeImage').fadeOut('slow');
$("#thumbs").css('display', 'block');
});
$('#thumbs img').click(function(){
$("#thumbs").css('display', 'none');
});
});