; (function($) {
    $.fn.extend({
        iFadeSlide: function(options) {
            var iset = {
                field: $('div#slide img'),
                icocon: $('div.ico'),
                hoverCls: 'high',
                curIndex: 0,
                outTime: 200,
                inTime: 300,
                interval: 3000
            };
            options = options || {};
            $.extend(iset, options);
            var ulcon = "<ul>";
            iset.field.each(function(i) {
                ulcon = ulcon + '<li>' + (i + 1) + '</li>'
            });
            ulcon += '</ul>';
            iset.icocon.append(ulcon);
            var ico = iset.icocon.find('li');
            var size = iset.field.size();
            var index = 0;
            var clearFun = null;
            var fadeFun = function(obj) {
                index = ico.index(obj);
                iset.field.filter(':visible').fadeOut(iset.outTime,
                function() {
                    iset.field.eq(index).fadeIn(iset.inTime)
                });
                $(obj).addClass(iset.hoverCls).siblings().removeClass(iset.hoverCls)
            };
            var changeFun = function() {
                index++;
                if (index == size) {
                    index = 0
                };
                ico.eq(index).trigger('mouseleave')
            };
            var scrollFun = function() {
                clearFun = setInterval(function() {
                    changeFun()
                },
                iset.interval)
            };
            var stopFun = function() {
                clearInterval(clearFun)
            };
            scrollFun();
            ico.hover(function() {
                stopFun();
                fadeFun(this)
            },
            function() {
                fadeFun(this)
            }).eq(iset.curIndex).mouseleave();
            iset.field.hover(function() {
                stopFun()
            },
            function() {
                scrollFun()
            })
        }
    })
})(jQuery);