function lightbox()
{var links=$('a[rel^=lightbox]');var overlay=$(jQuery('<div id="overlay" style="opacity: .80; filter:Alpha(Opacity=80); background-image: none;"></div>'));var container=$(jQuery('<div id="lightbox" style="display: none"></div>'));var close=$(jQuery('<a href="#close" class="close"></a>'));var target=$(jQuery('<div class="target"></div>'));var prev=$(jQuery('<a href="#prev" class="prev"></a>'));var next=$(jQuery('<a href="#next" class="next"></a>'));$('body').append(overlay).append(container);container.append(close).append(target).append(prev).append(next);container.show().css({'top':Math.round((($(window).height()>window.innerHeight?window.innerHeight:$(window).height())-container.outerHeight())/2)+'px','left':Math.round(($(window).width()-container.outerWidth())/2)+'px','margin-top':0,'margin-left':0}).hide();close.click(function(c)
{c.preventDefault();overlay.add(container).fadeOut('fast');});overlay.click(function(c)
{c.preventDefault();overlay.add(container).fadeOut('fast');});prev.add(next).click(function(c)
{c.preventDefault();var current=parseInt(links.filter('.selected').attr('lb-position'),10);var to=$(this).is('.prev')?links.eq(current-1):links.eq(current+1);if(!to.size())
{to=$(this).is('.prev')?links.eq(links.size()-1):links.eq(0);}
if(to.size())
{to.click();}});links.each(function(index)
{var link=$(this);link.click(function(c)
{c.preventDefault();open(link.attr('href'));links.filter('.selected').removeClass('selected');link.addClass('selected');});link.attr({'lb-position':index});});var open=function(url)
{if(container.is(':visible'))
{target.children().fadeOut('fast',function()
{target.children().remove();loadImage(url);});}
else
{target.children().remove();overlay.add(container).fadeIn('fast',function()
{loadImage(url);});}}
var loadImage=function(url)
{if(container.is('.loading')){return;}
container.addClass('loading');var img=new Image();img.onload=function()
{img.style.display='none';var maxWidth=($(window).width()-parseInt(container.css('padding-left'),10)-parseInt(container.css('padding-right'),10))-100;var maxHeight=(($(window).height()>window.innerHeight?window.innerHeight:$(window).height())-parseInt(container.css('padding-top'),10)-parseInt(container.css('padding-bottom'),10))-100;if(img.width>maxWidth||img.height>maxHeight){var ratio=img.width/img.height;if(img.height>=maxHeight)
{img.height=maxHeight;img.width=maxHeight*ratio;}
else
{img.width=maxWidth;img.height=maxWidth*ratio;}}
container.animate({'width':img.width,'height':img.height,'top':Math.round((($(window).height()>window.innerHeight?window.innerHeight:$(window).height())-img.height-parseInt(container.css('padding-top'),10)-parseInt(container.css('padding-bottom'),10))/2)+'px','left':Math.round(($(window).width()-img.width-parseInt(container.css('padding-left'),10)-parseInt(container.css('padding-right'),10))/2)+'px'},'normal',function(){target.append(img);$(img).fadeIn('normal',function(){container.removeClass('loading');});})}
img.src=url;}}