[javascript]
复制代码 代码如下:
var forimg = function (foritem, hoverstop, defaultfor) { 
        var _foritem = foritem.constructor == jquery ? foritem : $(foritem); 
        var imgarr = [ 
            { z-index: 1, width: 100, height: 100, left: 0, top: 75px }, 
            { z-index: 2, width: 200, height: 200, left: 50, top: 25px }, 
            { z-index: 3, width: 300, height: 250, left: 150, top: 0 }, 
            { z-index: 2, width: 200, height: 200, left: 370, top: 25px }, 
            { z-index: 1, width: 100, height: 100, left: 520, top: 75px } 
        ]; 
        _foritem.each(function (i) { 
            var _this = $(this); 
            _this.css(imgarr[i] || imgarr[4]); 
            _this.find(img).css(imgarr[i] || imgarr[4]); 
        });   www.jb51.net
        var _for = function (_i, data, nulldata, callback) { 
            $(foritem).each(function (i) { 
                var self = $(this); 
                settimeout(function () { 
                    self.css(z-index, (data[i + _i] || nulldata)[z-index]) 
                    self.stop().animate(data[i + _i] || nulldata); 
                    self.find(img).stop().animate(data[i + _i] || nulldata, function () { 
                        callback.call(self, i); 
                    }); 
                }); 
            }); 
        }; 
        var that = this; 
        var defaultforfun = function () { 
            if (!defaultfor) { 
                that.leftfor(); 
            } else { 
                that.rightfor(); 
            } 
        } 
        var forimginterval = setinterval(defaultforfun, 1000); 
        if (hoverstop) { 
            _foritem.hover(function () { 
                clearinterval(forimginterval); 
            }, function () { 
                forimginterval = setinterval(defaultforfun, 1000); 
            }); 
        } 
        this.leftfor = function () { 
            var nuldata = { z-index: -1, width: 100, height: 100, left: 520, top: 75px }; 
            imgarr[0][z-index] = 1; 
            imgarr[0][z-index] = 2 
            imgarr[0][z-index] = 3 
            imgarr[0][z-index] = 2 
            imgarr[0][z-index] = 1 
            _for(-1, imgarr, nuldata, function (i) { 
                if (i == 0) { 
                    this.closest(ul).append(this); 
                } 
            }); 
        }; 
        this.rightfor = function () { 
            var nuldata = { z-index: -1, width: 100, height: 100, left: 0, top: 75px }; 
            imgarr[0][z-index] = 1; 
            imgarr[0][z-index] = 2 
            imgarr[0][z-index] = 4 
            imgarr[0][z-index] = 5 
            imgarr[0][z-index] = 2 
            _for(1, imgarr, nuldata, function (i) { 
                if (i == _foritem.length - 1) { 
                    this.closest(ul).prepend(this); 
                    this.css(z-index, 1); 
                } 
            }); 
        }; 
        this.stop = function () { 
            clearinterval(forimginterval); 
        }; 
        this.next = function () { 
            forimginterval = setinterval(defaultforfun, 1000); 
        }; 
    };