(function($){$.fn.crossfade=function(startOptions,endOptions){var defaults={'start':{'type':'mouseenter','delay':1000,'callback':null,'condition':function(){return true;}},'end':{'type':'mouseleave','delay':1000,'callback':null,'condition':function(){return true;}}};if(typeof options=='number'){options={'start':{'delay':options},'end':{'delay':options}};}
var settings={};settings.start=$.extend({},defaults.start,startOptions);settings.end=$.extend({},defaults.end,endOptions);return this.each(function(i){var $$=$(this);var targetImage=$$.css('backgroundImage').replace(/^url|[\(\)"']/g,'');var hiddenImage=$$.wrap('<span style="position: relative;"></span>').parent().prepend('<img>').find(':first-child').attr('src',targetImage);if($.browser.msie||$.browser.mozilla){$$.css({'position':'absolute','left':0,'background':'','top':this.offsetTop});}else if($.browser.opera&&$.browser.version<9.5){$$.css({'position':'absolute','left':0,'background':'','top':"0"});}else{$$.css({'position':'absolute','left':0,'background':''});}
if(settings.start.type){$$.bind(settings.start.type,function(){if(settings.start.condition.call(this)){$(this).stop().animate({opacity:0},settings.start.delay);}
if(settings.start.callback)return settings.start.callback.call(this);});}
if(settings.end.type){$$.bind(settings.end.type,function(){if(settings.end.condition.call(this)){$(this).stop().animate({opacity:1},settings.end.delay);}
if(settings.end.callback)return settings.end.callback.call(this);});}});};})(jQuery);