两段JS代码冲突了 高手们帮忙看看怎么改呀

Question

用了2个JS文件后和原来的tab的js代码冲突了。。以下是tab代码   和2个JS文件代码求教高手们了。。            <script>
window.addEvent('domready', function(){
/*Tab的处理*/
try{
var viewTabsContainer=$E('#goods-viewer .goods-detail-tab');
var viewTabs=[];
var viewSections=$$('#goods-viewer .section');viewSections.each(function(se){
  var t=new Element('div',{'class':'goodsDetailTab'}).set('html','<span>'+se.get('tab')+'</span>');
  viewTabs.push(t);});viewTabsContainer.adopt(viewTabs);new ItemAgg(viewTabs,viewSections,{activeName:'active',
                                     onActive:function(tab,item){
                                                  var anotherItems=$$($A(this.items).remove(item));                                                  if(tab.getElement('span').get('text')=='商品详情'){
                                                     anotherItems.show();
                                                  }else{
                                                     anotherItems.hide();
                                                  }
                                   }});
}catch(e){}});</script>
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Answer 1

var ImageZoom = function(image, viewer, options) {
this._initialize( image, viewer, options );
this._initLoad();
};ImageZoom.prototype = {
  //初始化程序
  _initialize: function(image, viewer, options) {
this._image = $$(image);//原图
this._zoom = document.createElement("img");//显示图
this._viewer = $$(viewer);//显示框
this._viewerWidth = 0;//显示框宽
this._viewerHeight = 0;//显示框高
this._preload = new Image();//预载对象
this._rect = null;//原图坐标
this._repairLeft = 0;//显示图x坐标修正
this._repairTop = 0;//显示图y坐标修正
this._rangeWidth = 0;//显示范围宽度
this._rangeHeight = 0;//显示范围高度
this._timer = null;//计时器
this._loaded = false;//是否加载
this._substitute = false;//是否替换

var opt = this._setOptions(options);

this._scale = opt.scale;
this._max = opt.max;
this._min = opt.min;
this._originPic = opt.originPic;
this._zoomPic = opt.zoomPic;
this._rangeWidth = opt.rangeWidth;
this._rangeHeight = opt.rangeHeight;

this.delay = opt.delay;
this.autoHide = opt.autoHide;
this.mouse = opt.mouse;
this.rate = opt.rate;

this.onLoad = opt.onLoad;
this.onStart = opt.onStart;
this.onMove = opt.onMove;
this.onEnd = opt.onEnd;

var oThis = this, END = function(){ oThis._end(); };
this._END = function(){ oThis._timer = setTimeout( END, oThis.delay ); };
this._START = $$F.bindAsEventListener( this._start, this );
this._MOVE = $$F.bindAsEventListener( this._move, this );
this._MOUSE = $$F.bindAsEventListener( this._mouse, this );
this._OUT = $$F.bindAsEventListener( function(e){
if ( !e.relatedTarget ) this._END();
}, this );

$$CE.fireEvent( this, "init" );
  },
  //设置默认属性
  _setOptions: function(options) {
    this.options = {//默认值
scale: 0,//比例(大图/原图)
max: 10,//最大比例
min: 1.5,//最小比例
originPic: "",//原图地址
zoomPic: "",//大图地址
rangeWidth: 0,//显示范围宽度
rangeHeight:0,//显示范围高度
delay: 20,//延迟结束时间
autoHide: true,//是否自动隐藏
mouse: false,//鼠标缩放
rate: .2,//鼠标缩放比率
onLoad: $$.emptyFunction,//加载完成时执行
onStart: $$.emptyFunction,//开始放大时执行
onMove: $$.emptyFunction,//放大移动时执行
onEnd: $$.emptyFunction//放大结束时执行
    };
    return $$.extend(this.options, options || {});
  },
  //初始化加载
  _initLoad: function() {
var image = this._image, originPic = this._originPic,
useOrigin = !this._zoomPic && this._scale,
loadImage = $$F.bind( useOrigin ? this._loadOriginImage : this._loadImage, this );
//设置自动隐藏
this.autoHide && this._hide();
//先加载原图
if ( originPic && originPic != image.src ) {//使用自定义地址
image.onload = loadImage;
image.src = originPic;
} else if ( image.src ) {//使用元素地址
if ( !image.complete ) {//未载入完
image.onload = loadImage;
} else {//已经载入
loadImage();
}
} else {
return;//没有原图地址
}
//加载大图
if ( !useOrigin ) {
var preload = this._preload, zoomPic = this._zoomPic || image.src,
loadPreload = $$F.bind( this._loadPreload, this );
if ( zoomPic != preload.src ) {//新地址重新加载
preload.onload = loadPreload;
preload.src = zoomPic;
} else {//正在加载
if ( !preload.complete ) {//未载入完
preload.onload = loadPreload;
} else {//已经载入
this._loadPreload();
}
}
}
  },
  //原图放大加载程序
  _loadOriginImage: function() {
this._image.onload = null;
this._zoom.src = this._image.src;
this._initLoaded();
  },
  //原图加载程序
  _loadImage: function() {
this._image.onload = null;
if ( this._loaded ) {//大图已经加载
this._initLoaded();
} else {
this._loaded = true;
if ( this._scale ) {//有自定义比例才用原图放大替换大图
this._substitute = true;
this._zoom.src = this._image.src;
this._initLoaded();
}
}
  },
  //大图预载程序
  _loadPreload: function() {
this._preload.onload = null;
this._zoom.src = this._preload.src;
if ( this._loaded ) {//原图已经加载
//没有使用替换
if ( !this._substitute ) { this._initLoaded(); }
} else {
this._loaded = true;
}
  },
  //初始化加载设置
  _initLoaded: function(src) {
//初始化显示图
this._initSize();
//初始化显示框
this._initViewer();
//初始化数据
this._initData();
//开始执行
$$CE.fireEvent( this, "load" );
this.onLoad();
this.start();
  },
  //初始化显示图尺寸
  _initSize: function() {
var zoom = this._zoom, image = this._image, scale = this._scale;
if ( !scale ) { scale = this._preload.width / image.width; }
this._scale = scale = Math.min( Math.max( this._min, scale ), this._max );
//按比例设置显示图大小
zoom.width = Math.ceil( image.width * scale );
zoom.height = Math.ceil( image.height * scale );
  },
  //初始化显示框
  _initViewer: function() {
var zoom = this._zoom, viewer = this._viewer;
//设置样式
var styles = { padding: 0, overflow: "hidden" }, p = $$D.getStyle( viewer, "position" );
if ( p != "relative" && p != "absolute" ){ styles.position = "relative"; };
$$D.setStyle( viewer, styles );
zoom.style.position = "absolute";
//插入显示图
if ( !$$D.contains( viewer, zoom ) ){ viewer.appendChild( zoom ); }
  },
  //初始化数据
  _initData: function() {
var zoom = this._zoom, image = this._image, viewer = this._viewer,
scale = this._scale, rangeWidth = this._rangeWidth, rangeHeight = this._rangeHeight;
//原图坐标
this._rect = $$D.rect( image );
//修正参数
this._repairLeft = image.clientLeft + parseInt($$D.getStyle( image, "padding-left" ));
this._repairTop = image.clientTop + parseInt($$D.getStyle( image, "padding-top" ));
//设置范围参数和显示框大小
if ( rangeWidth > 0 && rangeHeight > 0 ) {
rangeWidth = Math.ceil( rangeWidth );
rangeHeight = Math.ceil( rangeHeight );
this._viewerWidth = Math.ceil( rangeWidth * scale );
this._viewerHeight = Math.ceil( rangeHeight * scale );
$$D.setStyle( viewer, {
width: this._viewerWidth + "px",
height: this._viewerHeight + "px"
});
} else {
var styles;
if ( !viewer.clientWidth ) {//隐藏
var style = viewer.style;
styles = {
display: style.display,
position: style.position,
visibility: style.visibility
};
$$D.setStyle( viewer, {
display: "block", position: "absolute", visibility: "hidden"
});
}
this._viewerWidth = viewer.clientWidth;
this._viewerHeight = viewer.clientHeight;
if ( styles ) { $$D.setStyle( viewer, styles ); }

rangeWidth = Math.ceil( this._viewerWidth / scale );
rangeHeight = Math.ceil( this._viewerHeight / scale );
}
this._rangeWidth = rangeWidth;
this._rangeHeight = rangeHeight;
  },

Answer 2

  //开始
  _start: function() {
clearTimeout( this._timer );
var viewer = this._viewer, image = this._image, scale = this._scale;
viewer.style.display = "block";
$$CE.fireEvent( this, "start" );
this.onStart();
$$E.removeEvent( image, "mouseover", this._START );
$$E.removeEvent( image, "mousemove", this._START );
$$E.addEvent( document, "mousemove", this._MOVE );
$$E.addEvent( document, "mouseout", this._OUT );
this.mouse && $$E.addEvent( document, $$B.firefox ? "DOMMouseScroll" : "mousewheel", this._MOUSE );
  },
  //移动
  _move: function(e) {
clearTimeout( this._timer );
var x = e.pageX, y = e.pageY, rect = this._rect;
if ( x < rect.left || x > rect.right || y < rect.top || y > rect.bottom ) {
this._END();//移出原图范围
} else {
var pos = {}, scale = this._scale, zoom = this._zoom,
viewerWidth = this._viewerWidth,
viewerHeight = this._viewerHeight;
//修正坐标
pos.left = viewerWidth / 2 - ( x - rect.left - this._repairLeft ) * scale;
pos.top = viewerHeight / 2 - ( y - rect.top - this._repairTop ) * scale;

$$CE.fireEvent( this, "repair", e, pos );
//范围限制
x = Math.ceil(Math.min(Math.max( pos.left, viewerWidth - zoom.width ), 0));
y = Math.ceil(Math.min(Math.max( pos.top, viewerHeight - zoom.height ), 0));
//设置定位
zoom.style.left = x + "px";
zoom.style.top = y + "px";

$$CE.fireEvent( this, "move", e, x, y );
this.onMove();
}
  },
  //结束
  _end: function() {
$$CE.fireEvent( this, "end" );
this.onEnd();
this.autoHide && this._hide();
this.stop();
this.start();
  },
  //隐藏
  _hide: function() {
this._viewer.style.display = "none";
  },
  //鼠标缩放
  _mouse: function(e) {
this._scale += ( e.wheelDelta ? e.wheelDelta / (-120) : (e.detail || 0) / 3 ) * this.rate;

var opt = this.options;
this._rangeWidth = opt.rangeWidth;
this._rangeHeight = opt.rangeHeight;

this._initSize();
this._initData();
this._move(e);
e.preventDefault();
  },
  //开始
  start: function() {
if ( this._viewerWidth && this._viewerHeight ) {
var image = this._image, START = this._START;
$$E.addEvent( image, "mouseover", START );
$$E.addEvent( image, "mousemove", START );
}
  },
  //停止
  stop: function() {
clearTimeout( this._timer );
$$E.removeEvent( this._image, "mouseover", this._START );
$$E.removeEvent( this._image, "mousemove", this._START );
$$E.removeEvent( document, "mousemove", this._MOVE );
$$E.removeEvent( document, "mouseout", this._OUT );
$$E.removeEvent( document, $$B.firefox ? "DOMMouseScroll" : "mousewheel", this._MOUSE );
  },
  //修改设置
  reset: function(options) {
this.stop();

var viewer = this._viewer, zoom = this._zoom;
if ( $$D.contains( viewer, zoom ) ) { viewer.removeChild( zoom ); }

var opt = $$.extend( this.options, options || {} );
this._scale = opt.scale;
this._max = opt.max;
this._min = opt.min;
this._originPic = opt.originPic;
this._zoomPic = opt.zoomPic;
this._rangeWidth = opt.rangeWidth;
this._rangeHeight = opt.rangeHeight;

//重置属性
this._loaded = this._substitute = false;
this._rect = null;
this._repairLeft = this._repairTop = 
this._viewerWidth = this._viewerHeight = 0;

this._initLoad();
  },
  //销毁程序
  dispose: function() {
$$CE.fireEvent( this, "dispose" );
this.stop();
if ( $$D.contains( this._viewer, this._zoom ) ) {
this._viewer.removeChild( this._zoom );
}
this._image.onload = this._preload.onload =
this._image = this._preload = this._zoom = this._viewer =
this.onLoad = this.onStart = this.onMove = this.onEnd =
this._START = this._MOVE = this._END = this._OUT = null
  }
}ImageZoom._MODE = {
//跟随
"follow": {
methods: {
init: function() {
this._stylesFollow = null;//备份样式
this._repairFollowLeft = 0;//修正坐标left
this._repairFollowTop = 0;//修正坐标top
},
load: function() {
var viewer = this._viewer, style = viewer.style, styles;
this._stylesFollow = {
left: style.left, top: style.top, position: style.position
};
viewer.style.position = "absolute";
//获取修正参数
if ( !viewer.offsetWidth ) {//隐藏
styles = { display: style.display, visibility: style.visibility };
$$D.setStyle( viewer, { display: "block", visibility: "hidden" });
}
//修正中心位置
this._repairFollowLeft = viewer.offsetWidth / 2;
this._repairFollowTop = viewer.offsetHeight / 2;
//修正offsetParent位置
if ( !/BODY|HTML/.test( viewer.offsetParent.nodeName ) ) {
var parent = viewer.offsetParent, rect = $$D.rect( parent );
this._repairFollowLeft += rect.left + parent.clientLeft;
this._repairFollowTop += rect.top + parent.clientTop;
}
if ( styles ) { $$D.setStyle( viewer, styles ); }
},
repair: function(e, pos) {
var zoom = this._zoom,
viewerWidth = this._viewerWidth,
viewerHeight = this._viewerHeight;
pos.left = ( viewerWidth / 2 - pos.left ) * ( viewerWidth / zoom.width - 1 );
pos.top = ( viewerHeight / 2 - pos.top ) * ( viewerHeight / zoom.height - 1 );
},
move: function(e) {
var style = this._viewer.style;
style.left = e.pageX - this._repairFollowLeft + "px";
style.top = e.pageY - this._repairFollowTop + "px";
},
dispose: function() {
$$D.setStyle( this._viewer, this._stylesFollow );
}
}
},
//拖柄
"handle": {
options: {//默认值
handle: ""//拖柄对象
     },
methods: {
init: function() {
var handle = $$( this.options.handle );
if ( !handle ) {//没有定义的话用复制显示框代替
var body = document.body;
handle = body.insertBefore(this._viewer.cloneNode(false), body.childNodes[0]);
handle.id = "";
handle["_createbyhandle"] = true;//生成标识用于移除
} else {
var style = handle.style;
this._stylesHandle = {
left: style.left, top: style.top, position: style.position,
display: style.display, visibility: style.visibility,
padding: style.padding, margin: style.margin,
width: style.width, height: style.height
};
}
$$D.setStyle( handle, { padding: 0, margin: 0, display: "none" } );

this._handle = handle;
this._repairHandleLeft = 0;//修正坐标left
this._repairHandleTop = 0;//修正坐标top
},
load: function() {
var handle = this._handle, rect = this._rect;
$$D.setStyle( handle, {
position: "absolute",
width: this._rangeWidth + "px",
height: this._rangeHeight + "px",
display: "block",
visibility: "hidden"
});
//获取修正参数
this._repairHandleLeft = rect.left + this._repairLeft - handle.clientLeft;
this._repairHandleTop = rect.top + this._repairTop - handle.clientTop;
//修正offsetParent位置
if ( !/BODY|HTML/.test( handle.offsetParent.nodeName ) ) {
var parent = handle.offsetParent, rect = $$D.rect( parent );
this._repairHandleLeft -= rect.left + parent.clientLeft;
this._repairHandleTop -= rect.top + parent.clientTop;
}
//隐藏
$$D.setStyle( handle, { display: "none", visibility: "visible" });
},
start: function() {
this._handle.style.display = "block";
},
move: function(e, x, y) {
var style = this._handle.style, scale = this._scale;
style.left = Math.ceil( this._repairHandleLeft - x / scale ) + "px";
style.top = Math.ceil( this._repairHandleTop - y / scale )  + "px";
},
end: function() {
this._handle.style.display = "none";
},
dispose: function() {
if( "_createbyhandle" in this._handle ){
document.body.removeChild( this._handle );
} else {
$$D.setStyle( this._handle, this._stylesHandle );
}
this._handle = null;
}
}
},
//切割
"cropper": {
options: {//默认值
opacity: .5//透明度
     },
methods: {
init: function() {
var body = document.body,
cropper = body.insertBefore(document.createElement("img"), body.childNodes[0]);
cropper.style.display = "none";

this._cropper = cropper;
this.opacity = this.options.opacity;
},
load: function() {
var cropper = this._cropper, image = this._image, rect = this._rect;
cropper.src = image.src;
cropper.width = image.width;
cropper.height = image.height;
$$D.setStyle( cropper, {
position: "absolute",
left: rect.left + this._repairLeft + "px",
top: rect.top + this._repairTop + "px"
});
},
start: function() {
this._cropper.style.display = "block";
$$D.setStyle( this._image, "opacity", this.opacity );
},
move: function(e, x, y) {
var w = this._rangeWidth, h = this._rangeHeight, scale = this._scale;
x = Math.ceil( -x / scale ); y = Math.ceil( -y / scale );
this._cropper.style.clip = "rect(" + y + "px " + (x + w) + "px " + (y + h) + "px " + x + "px)";
},
end: function() {
$$D.setStyle( this._image, "opacity", 1 );
this._cropper.style.display = "none";
},
dispose: function() {
$$D.setStyle( this._image, "opacity", 1 );
document.body.removeChild( this._cropper );
this._cropper = null;
}
}
}
}ImageZoom.prototype._initialize = (function(){
var init = ImageZoom.prototype._initialize,
mode = ImageZoom._MODE,
modes = {
"follow": [ mode.follow ],
"handle": [ mode.handle ],
"cropper": [ mode.cropper ],
"handle-cropper": [ mode.handle, mode.cropper ]
};
return function(){
var options = arguments[2];
if ( options && options.mode && modes[ options.mode ] ) {
$$A.forEach( modes[ options.mode ], function( mode ){
//扩展options
$$.extend( options, mode.options, false );
//扩展钩子
$$A.forEach( mode.methods, function( method, name ){
$$CE.addEvent( this, name, method );
}, this );
}, this );
}
init.apply( this, arguments );
}
})();