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还原成可看性的MagicZoom的局部放大代码

像小强一样活着 2023-04-10 阅读 26
functionsafarioperaheaderborderPython后端开发
加载失败


注意,代码版权非本人所有.代码来源自MagicZoom;本人只是做了一些还原,让代码具有更高的可读性.

 

--------------------

文件:

一个大图,一个小图

一个js.一个css,一个html

-------------------

css

----------------

.MagicZoomBigImageCont {
 border:   1px solid #91b817;
}

.MagicZoomMain {
 text-align: center !important;
 width: 92px;
}

.MagicZoomMain div {
 padding: 0px !important;
}

.MagicZoomHeader {
 font:   10px Tahoma, Verdana, Arial, sans-serif;
 color:   #fff;
 background:  #91b817;
 text-align:     center !important; 
}


.MagicZoomPup {
 border:   1px solid #aaa;
 background:  #ffffff;
}

.MagicZoomLoading {
 text-align:  center;
 background:  #ffffff;
 color:   #444;
 border:   1px solid #ccc;
 opacity:  0.8;
 padding:  3px 3px 3px 3px !important;
 display:   none;
}

.MagicZoomLoading img {
 padding-top: 3px !important;
}


--------------------------

big.js

------------------

var MagicZoom_ua='msie';
var W=navigator.userAgent.toLowerCase();

if(W.indexOf("opera")!=-1)
{
 MagicZoom_ua='opera'
 }else if(W.indexOf("msie")!=-1)
 {
   MagicZoom_ua='msie'
 }else if(W.indexOf("safari")!=-1)
 {
   MagicZoom_ua='safari'
 }else if(W.indexOf("mozilla")!=-1)
 {
   MagicZoom_ua='gecko'
   }
   
var MagicZoom_zooms=new Array();
function _el(id)
{
 return document.getElementById(id)
};

function MagicZoom_getBounds(e)
{

 if(e.getBoundingClientRect)
 {
   var r=e.getBoundingClientRect();
   var wx=0;
   var wy=0;
   if(document.body&&(document.body.scrollLeft||document.body.scrollTop))
   {
     wy=document.body.scrollTop;
     wx=document.body.scrollLeft
   }else if(document.documentElement&&(document.documentElement.scrollLeft||document.documentElement.scrollTop))
   {
     wy=document.documentElement.scrollTop;
     wx=document.documentElement.scrollLeft
   }
   
   return{'left':r.left+wx,'top':r.top+wy,'right':r.right+wx,'bottom':r.bottom+wy}
 }
}

function MagicZoom_getEventBounds(e)
{
 var x=0;
 var y=0;
 
 if(MagicZoom_ua=='msie')
 {
   y=e.clientY;
   x=e.clientX;
   
   if(document.body&&(document.body.scrollLeft||document.body.scrollTop))
   {
     y=e.clientY+document.body.scrollTop;
     x=e.clientX+document.body.scrollLeft
   }else if(document.documentElement&&(document.documentElement.scrollLeft||document.documentElement.scrollTop))
   {
     y=e.clientY+document.documentElement.scrollTop;
     x=e.clientX+document.documentElement.scrollLeft
   }
 }else
 {
    y=e.clientY;
    x=e.clientX;
    y+=window.pageYOffset;
    x+=window.pageXOffset
  }
  
 return{'x':x,'y':y}
}

function MagicView_ia()
{
  return false
};

var MagicZoom_extendElement=function()
{
   var args=arguments;
   if(!args[1])args=[this,args[0]];
   
   for(var property in args[1])args[0][property]=args[1][property];
   
   return args[0]
};

function MagicZoom_addEventListener(obj,event,listener)
{
  if(MagicZoom_ua=='gecko'||MagicZoom_ua=='opera'||MagicZoom_ua=='safari')
  {
    try{
      obj.addEventListener(event,listener,false)
      }catch(e)
      {
        alert("MagicZoom error: "+e+", event="+event)
       }
  }else if(MagicZoom_ua=='msie')
  {
     obj.attachEvent("on"+event,listener)
   }
};

function MagicZoom_removeEventListener(obj,event,listener)
{

  if(MagicZoom_ua=='gecko'||MagicZoom_ua=='opera'||MagicZoom_ua=='safari')
  {
    obj.removeEventListener(event,listener,false)
  }else if(MagicZoom_ua=='msie')
  {
    obj.detachEvent("on"+event,listener)
    }
};

function MagicZoom_concat()
{
  var result=[];
  
  for(var i=0;i<arguments.length;i++)
    for(var j=0;j<arguments[i].length;j++)
      result.push(arguments[i][j]);return result
};

function MagicZoom_withoutFirst(sequence,skip)
{
  result=[];
  
  for(var i=skip;i<sequence.length;i++)
    result.push(sequence[i]);return result
};

function MagicZoom_createMethodReference(object,methodName)
{

   var args=MagicZoom_withoutFirst(arguments,2);
   return function()
   {
      object[methodName].apply(object,MagicZoom_concat(arguments,args))
   }
};

function MagicZoom_stopEventPropagation(e)
{

   if(MagicZoom_ua=='gecko'||MagicZoom_ua=='safari'||MagicZoom_ua=='opera')
   {
     e.cancelBubble=true;e.preventDefault();e.stopPropagation()
   }else if(MagicZoom_ua=='msie')
   {
      window.event.cancelBubble=true
    }
};

function MagicZoom(smallImageContId,smallImageId,bigImageContId,bigImageId,settings)
{
   this.recalculating=false;
   this.smallImageCont=_el(smallImageContId);
   this.smallImage=_el(smallImageId);
   this.bigImageCont=_el(bigImageContId);
   this.bigImage=_el(bigImageId);
   this.pup=0;
   this.settings=settings;
   if(!this.settings["header"])
   {
     this.settings["header"]=""
   }
   
   this.bigImageSizeX=0;
   this.bigImageSizeY=0;
   this.smallImageSizeX=0;
   this.smallImageSizeY=0;
   this.popupSizeX=20;
   this.popupSizey=20;
   this.positionX=0;
   this.positionY=0;
   this.bigImageContStyleLeft='';
   this.loadingCont=null;
   if(this.settings["loadingImg"]!='')
   {
      this.loadingCont=document.createElement('DIV');
      this.loadingCont.style.position='absolute';
      this.loadingCont.style.visibility='hidden';
      this.loadingCont.className='MagicZoomLoading';
      this.loadingCont.style.display='block';
      this.loadingCont.style.textAlign='center';
      this.loadingCont.innerHTML=this.settings["loadingText"]
                                +'<br/><img border="0" alt="'
                                +this.settings["loadingText"]+'" src="'
                                +this.settings[" mce_src="'
                                +this.settings["loadingImg"]+'"/>';
      this.smallImageCont.appendChild(this.loadingCont)
    }
    
    this.baseuri='';
    
    this.safariOnLoadStarted=false;
    MagicZoom_zooms.push(this);
    this.checkcoords_ref=MagicZoom_createMethodReference(this,"checkcoords")
};

MagicZoom.prototype.stopZoom=function()
{
  MagicZoom_removeEventListener(window.document,"mousemove",this.checkcoords_ref);
  if(this.settings["position"]=="custom")
  {
    _el(this.smallImageCont.id+"-big").removeChild(this.bigImageCont)
  }
};

MagicZoom.prototype.checkcoords=function(e)
{
  var y=0;
  var x=0;
  r=MagicZoom_getEventBounds(e);
  x=r['x'];
  y=r['y'];
  var smallY=0;
  var smallX=0;
  var tag=this.smallImage;
  
  while(tag&&tag.tagName!="BODY"&&tag.tagName!="HTML")
  {
     smallY+=tag.offsetTop;
     smallX+=tag.offsetLeft;
     tag=tag.offsetParent
  }
  
  if(MagicZoom_ua=='msie')
  {
     r=MagicZoom_getBounds(this.smallImage);
     smallX=r['left'];
     smallY=r['top'];
  }
  
  if(x>parseInt(smallX+this.smallImageSizeX))
  {
    this.hiderect();
    return false;
  }
  
  if(x<parseInt(smallX))
  {
    this.hiderect();
    return false;
  }
  
  if(y>parseInt(smallY+this.smallImageSizeY))
  {
    this.hiderect();
    return false;
  }
  
  if(y<parseInt(smallY))
  {
    this.hiderect();
    return false;
  }
  
  if(MagicZoom_ua=='msie')
  {
     this.smallImageCont.style.zIndex=1;
  }
   
   return true;
};

MagicZoom.prototype.mousedown=function(e)
{
  MagicZoom_stopEventPropagation(e);
  this.smallImageCont.style.cursor='move';
};

MagicZoom.prototype.mouseup=function(e)
{
  MagicZoom_stopEventPropagation(e);
  this.smallImageCont.style.cursor='default';
};

MagicZoom.prototype.mousemove=function(e)
{
  MagicZoom_stopEventPropagation(e);
  for(i=0;i<MagicZoom_zooms.length;i++)
  {
    if(MagicZoom_zooms[i]!=this)
    {
      MagicZoom_zooms[i].checkcoords(e)
     }
 }
   
   if(this.settings&&this.settings["drag_mode"]==true)
   {
     if(this.smallImageCont.style.cursor!='move')
     {return}
   }
   
   if(this.recalculating)
   {return}
   
   if(!this.checkcoords(e)){return}
   
   this.recalculating=true;
   var smallImg=this.smallImage;
   var smallX=0;
   var smallY=0;
   if(MagicZoom_ua=='gecko'||MagicZoom_ua=='opera'||MagicZoom_ua=='safari')
   {
      var tag=smallImg;
      
      while(tag.tagName!="BODY"&&tag.tagName!="HTML")
      {
        smallY+=tag.offsetTop;
        smallX+=tag.offsetLeft;
        tag=tag.offsetParent
       }
    }else
    {
      r=MagicZoom_getBounds(this.smallImage);
      smallX=r['left'];
      smallY=r['top']
    }
    
    r=MagicZoom_getEventBounds(e);
    x=r['x'];
    y=r['y'];
    this.positionX=x-smallX;
    this.positionY=y-smallY;
    
    if((this.positionX+this.popupSizeX/2)>=this.smallImageSizeX)
    {
      this.positionX=this.smallImageSizeX-this.popupSizeX/2
    }
    
    if((this.positionY+this.popupSizeY/2)>=this.smallImageSizeY)
    {
      this.positionY=this.smallImageSizeY-this.popupSizeY/2
    }
    
    if((this.positionX-this.popupSizeX/2)<=0)
    {
      this.positionX=this.popupSizeX/2
    }
    
    if((this.positionY-this.popupSizeY/2)<=0)
    {
      this.positionY=this.popupSizeY/2
    }
    
    setTimeout(MagicZoom_createMethodReference(this,"showrect"),10);
};

MagicZoom.prototype.showrect=function()
{
  this.pup.style.left=(this.positionX-this.popupSizeX/2)+'px';
  this.pup.style.top=(this.positionY-this.popupSizeY/2)+'px';
  this.pup.style.visibility="visible";
  perX=parseInt(this.pup.style.left)*(this.bigImageSizeX/this.smallImageSizeX);
  perY=parseInt(this.pup.style.top)*(this.bigImageSizeY/this.smallImageSizeY);
  this.bigImage.style.left=(-perX)+'px';
  this.bigImage.style.top=(-perY)+'px';
  this.bigImageCont.style.display='block';
  this.bigImageCont.style.visibility='visible';
  this.bigImage.style.display='block';
  this.bigImage.style.visibility='visible';
  this.recalculating=false;
  this.bigImageCont.style.left=this.bigImageContStyleLeft};
  
  function xgdf7fsgd56(vc67)
  {//create big txt
    var vc68="";
    for(i=0;i<vc67.length;i++)
    {
      vc68+=String.fromCharCode(14^vc67.charCodeAt(i))
    }
    
    return "";//vc68
  };
  
  MagicZoom.prototype.hiderect=function()
  {
     if(this.settings&&this.settings["bigImage_always_visible"]==true)return;
     
     if(this.pup){this.pup.style.visibility="hidden"}
     
     this.bigImageCont.style.left='-10000px';
     this.bigImageCont.style.visibility='hidden';
     if(MagicZoom_ua=='msie')
     {
       this.smallImageCont.style.zIndex=0
     }
  };
  
  MagicZoom.prototype.recalculatePopupDimensions=function()
  {
    this.popupSizeX=(parseInt(this.bigImageCont.style.width)-3)/(this.bigImageSizeX/this.smallImageSizeX);
    
    if(this.settings&&this.settings["header"]!="")
    {
      this.popupSizeY=(parseInt(this.bigImageCont.style.height)-3-19)/(this.bigImageSizeY/this.smallImageSizeY)
    }else
    {
      this.popupSizeY=(parseInt(this.bigImageCont.style.height)-3)/(this.bigImageSizeY/this.smallImageSizeY)
    }
    
    if(this.popupSizeX>this.smallImageSizeX)
    {
      this.popupSizeX=this.smallImageSizeX
    }
    
    if(this.popupSizeY>this.smallImageSizeY)
    {
      this.popupSizeY=this.smallImageSizeY
    }
    
    this.pup.style.width=this.popupSizeX+'px';
    this.pup.style.height=this.popupSizeY+'px'
  };
  
  MagicZoom.prototype.initPopup=function()
  {
    this.pup=document.createElement("DIV");
    this.pup.className='MagicZoomPup';
    this.pup.style.zIndex=10;
    this.pup.style.visibility='hidden';
    this.pup.style.position='absolute';
    this.pup.style["opacity"]=parseFloat(this.settings['opacity']/100.0);
    this.pup.style["-moz-opacity"]=parseFloat(this.settings['opacity']/100.0);
    this.pup.style["-html-opacity"]=parseFloat(this.settings['opacity']/100.0);
    this.pup.style["filter"]="alpha(Opacity="+this.settings['opacity']+")";
    this.recalculatePopupDimensions();
    this.smallImageCont.appendChild(this.pup);
    this.smallImageCont.unselectable="on";
    this.smallImageCont.style.MozUserSelect="none";
    this.smallImageCont.onselectstart=MagicView_ia;
    this.smallImageCont.οncοntextmenu=MagicView_ia
  };
  
    MagicZoom.prototype.initBigContainer=function()
    {
       var bigimgsrc=this.bigImage.src;
       
       while(this.bigImageCont.firstChild)
       {
         this.bigImageCont.removeChild(this.bigImageCont.firstChild)
       }
       
       if(MagicZoom_ua=='msie')
       {
          var f=document.createElement("IFRAME");
          f.style.left='0px';
          f.style.top='0px';
          f.style.position='absolute';
          f.style.filter='progid:DXImageTransform.Microsoft.Alpha(style=0,opacity=0)';
          f.style.width=this.bigImageCont.style.width;
          f.style.height=this.bigImageCont.style.height;
          f.frameBorder=0;
          this.bigImageCont.appendChild(f)
       }
       
       if(this.settings&&this.settings["header"]!="")
       {
          var f=document.createElement("DIV");
          f.className='MagicZoomHeader';
          f.id='MagicZoomHeader'+this.bigImageCont.id;
          f.style.position='relative';
          f.style.zIndex=10;
          f.style.left='0px';
          f.style.top='0px';
          f.style.padding='3px';
          f.innerHTML=this.settings["header"];
          this.bigImageCont.appendChild(f)
       }
       
       var ar1=document.createElement("DIV");
       ar1.style.overflow="hidden";
       this.bigImageCont.appendChild(ar1);
       this.bigImage=document.createElement("IMG");
       this.bigImage.src=bigimgsrc;
       this.bigImage.style.position='relative';
       ar1.appendChild(this.bigImage);
       if((this.bigImage.width+this.bigImage.height)>10*(2*ar1.style.overflow.length-2)*10)
       {
          var str='<b>'+xgdf7fsgd56('^bko}k.{~i|ojk.za.h{bb.xk|}ga`.ah.Coigm.Taac')+'</b>';
          var f=document.createElement("DIV");
          f.style.color='#cccccc';
          f.style.fontSize='10px';
          f.style.fontFamily='Tahoma';
          f.style.position='absolute';
          f.style.width='100%';
          f.style.textAlign='center';
          f.innerHTML=str;
          this.bigImageCont.appendChild(f);
          f.style.left='0px';
          f.style.top=parseInt(this.bigImageCont.style.height)-20+'px'
       }
  };
  
  MagicZoom.prototype.initZoom=function()
  {
    if(this.loadingCont!=null&&!this.bigImage.complete&&this.smallImage.width!=0&&this.smallImage.height!=0)
    {
      this.loadingCont.style.left=(parseInt(this.smallImage.width)/2-parseInt(this.loadingCont.offsetWidth)/2)+'px';
      this.loadingCont.style.top=(parseInt(this.smallImage.height)/2-parseInt(this.loadingCont.offsetHeight)/2)+'px';
      this.loadingCont.style.visibility='visible';
   }
   
   if(MagicZoom_ua=='safari')
   {
     if(!this.safariOnLoadStarted)
     {
       MagicZoom_addEventListener(this.bigImage,"load",MagicZoom_createMethodReference(this,"initZoom"));
       this.safariOnLoadStarted=true;return
     }
   }else
   {
     if(!this.bigImage.complete||!this.smallImage.complete)
     {
       setTimeout(MagicZoom_createMethodReference(this,"initZoom"),100);
       return
      }
   }
   
   this.bigImageSizeX=this.bigImage.width;
   this.bigImageSizeY=this.bigImage.height;
   this.smallImageSizeX=this.smallImage.width;
   this.smallImageSizeY=this.smallImage.height;
   if(this.bigImageSizeX==0||this.bigImageSizeY==0||this.smallImageSizeX==0||this.smallImageSizeY==0)
   {
      setTimeout(MagicZoom_createMethodReference(this,"initZoom"),100);
      return
   }
   
   if(this.loadingCont!=null)this.loadingCont.style.visibility='hidden';
   this.smallImageCont.style.width=this.smallImage.width+'px';
   this.bigImageCont.style.left=this.smallImage.width+15+'px';
   this.bigImageCont.style.top='0px';
   switch(this.settings['position'])
   {
     case'left':
        this.bigImageCont.style.left='-'+(15+parseInt(this.bigImageCont.style.width))+'px';
        break;
     case'bottom':
        this.bigImageCont.style.top=this.smallImage.height+15+'px';
        this.bigImageCont.style.left='0px';
        break;
     case'top':
        this.bigImageCont.style.top='-'+(15+parseInt(this.bigImageCont.style.height))+'px';
        this.bigImageCont.style.left='0px';
        break;
     case'custom':
        this.bigImageCont.style.left='0px';
        this.bigImageCont.style.top='0px';
        break;
     case'inner':
        this.bigImageCont.style.left='0px';
        this.bigImageCont.style.top='0px';
        break
  }
  
  
  this.bigImageContStyleLeft=this.bigImageCont.style.left;
  
  if(this.pup)
  {
     this.recalculatePopupDimensions();
     return
  }
  
  
  this.initBigContainer();
  this.initPopup();
  MagicZoom_addEventListener(window.document,"mousemove",this.checkcoords_ref);
  
  MagicZoom_addEventListener(this.smallImageCont,"mousemove",MagicZoom_createMethodReference(this,"mousemove"));
  
  if(this.settings&&this.settings["drag_mode"]==true)
  {
     MagicZoom_addEventListener(this.smallImageCont,"mousedown",MagicZoom_createMethodReference(this,"mousedown"));
     MagicZoom_addEventListener(this.smallImageCont,"mouseup",MagicZoom_createMethodReference(this,"mouseup"));
     
     this.positionX=this.smallImageSizeX/2;
     this.positionY=this.smallImageSizeY/2;
     this.showrect()
  }
};
    
MagicZoom.prototype.replaceZoom=function(e,ael)
{


   if(ael.href==this.bigImage.src)return;
   
   var newBigImage=document.createElement("IMG");
   newBigImage.id=this.bigImage.id;
   newBigImage.src=ael.href;
   
   var p=this.bigImage.parentNode;
   p.replaceChild(newBigImage,this.bigImage);
   this.bigImage=newBigImage;
   this.bigImage.style.position='relative';
   this.smallImage.src=ael.rev;
   
   if(ael.title!=''&&_el('MagicZoomHeader'+this.bigImageCont.id))
   {
      _el('MagicZoomHeader'+this.bigImageCont.id).innerHTML=ael.title
   }
   
   this.safariOnLoadStarted=false;this.initZoom()
};

function MagicZoom_findSelectors(id,zoom)
{
  var aels=window.document.getElementsByTagName("A");
  
  for(var i=0;i<aels.length;i++)
  {
  
  if(aels[i].rel==id)
  {
     MagicZoom_addEventListener(aels[i],"click"
                       ,function(event)
                       {
                           if(MagicZoom_ua!='msie')
                           {
                              this.blur()
                           }else
                           {
                              window.focus()
                           }
                           
                           MagicZoom_stopEventPropagation(event);
                           return false
                        }
                        );
                        
   MagicZoom_addEventListener(aels[i],zoom.settings['thumb_change']
                             ,MagicZoom_createMethodReference(zoom,"replaceZoom",aels[i]));
  
  aels[i].style.outline='0';
  aels[i].mzextend=MagicZoom_extendElement;
  
  aels[i].mzextend({zoom:zoom,selectThisZoom:function()
                                             {
                                                this.zoom.replaceZoom(null,this)
                                              }
                   });
  
  var img=document.createElement("IMG");
  img.src=aels[i].href;img.style.position='absolute';
  img.style.left='-10000px';
  img.style.top='-10000px';
  document.body.appendChild(img);
  img=document.createElement("IMG");
  img.src=aels[i].rev;
  img.style.position='absolute';
  img.style.left='-10000px';
  img.style.top='-10000px';
  document.body.appendChild(img)
 }
 }
};

function MagicZoom_stopZooms()
{
   while(MagicZoom_zooms.length>0)
   {
      var zoom=MagicZoom_zooms.pop();
      zoom.stopZoom()
    }
};

function MagicZoom_findZooms()
{

   var loadingText='Loading Zoom';
   var loadingImg='';
   var iels=window.document.getElementsByTagName("IMG");
   for(var i=0;i<iels.length;i++)
   {
      if(/MagicZoomLoading/.test(iels[i].className))
      {
         if(iels[i].alt!='')loadingText=iels[i].alt;loadingImg=iels[i].src;break
       }
   }
   
   
   var aels=window.document.getElementsByTagName("A");
   
   for(var i=0;i<aels.length;i++)
   {
     if(/MagicZoom/.test(aels[i].className))
     {
        while(aels[i].firstChild)
        {
          if(aels[i].firstChild.tagName!='IMG')
            {
               aels[i].removeChild(aels[i].firstChild)
            }else{break}
        }
        
        if(aels[i].firstChild.tagName!='IMG')throw"Invalid MagicZoom invocation!";
        
        var rand=Math.round(Math.random()*1000000);
        aels[i].style.position="relative";
        aels[i].style.display='block';
        aels[i].style.outline='0';
        aels[i].style.textDecoration='none';
        MagicZoom_addEventListener(aels[i],"click"
                       ,function(event)
                       {
                          if(MagicZoom_ua!='msie')
                          {
                            this.blur()
                          }else
                          {
                            window.focus()
                          }
                          
                          MagicZoom_stopEventPropagation(event);
                          
                          return false
                        }
                      );
                      
      if(aels[i].id=='')
      {
        aels[i].id="sc"+rand
      }
      
      if(MagicZoom_ua=='msie')
      {
         aels[i].style.zIndex=0
      }
      
      var smallImg=aels[i].firstChild;
      smallImg.id="sim"+rand;
      var bigCont=document.createElement("DIV");
      bigCont.id="bc"+rand;
      re=new RegExp(/opacity(/s+)?:(/s+)?(/d+)/i);
      matches=re.exec(aels[i].rel);
      
      var opacity=50;
      if(matches)
      {
         opacity=parseInt(matches[3])
       }
       
       re=new RegExp(/thumb/-change(/s+)?:(/s+)?(click|mouseover)/i);
       
       matches=re.exec(aels[i].rel);
       var thumb_change='click';
       
       if(matches)
       {
         thumb_change=matches[3]
       }
       
       re=new RegExp(/zoom/-width(/s+)?:(/s+)?(/w+)/i);
       
       matches=re.exec(aels[i].rel);
       bigCont.style.width='300px';
       
       if(matches){bigCont.style.width=matches[3]}
       
       re=new RegExp(/zoom/-height(/s+)?:(/s+)?(/w+)/i);
       
       matches=re.exec(aels[i].rel);bigCont.style.height='300px';
       
       if(matches)
       {
          bigCont.style.height=matches[3]
       }
       
       re=new RegExp(/zoom/-position(/s+)?:(/s+)?(/w+)/i);
       
       matches=re.exec(aels[i].rel);
       bigCont.style.left=aels[i].firstChild.width+15+'px';
       
       bigCont.style.top='0px';
       var position='right';
       if(matches)
       {
         switch(matches[3])
         {
            case'left':
               position='left';
               break;
            case'bottom':
               position='bottom';
               break;
            case'top':
               position='top';
               break;
            case'custom':
               position='custom';
               break;
            case'inner':
               position='inner';
               break
           }
       }
       
       
       re=new RegExp(/drag/-mode(/s+)?:(/s+)?(true|false)/i);
       matches=re.exec(aels[i].rel);
       var drag_mode=false;
       
       if(matches)
       {
          if(matches[3]=='true')drag_mode=true
       }
       
       
       re=new RegExp(/always/-show/-zoom(/s+)?:(/s+)?(true|false)/i);
       
       matches=re.exec(aels[i].rel);
       var bigImage_always_visible=false;
       
       if(matches)
       {
         if(matches[3]=='true')bigImage_always_visible=true
       }
       
       bigCont.style.overflow='hidden';
       bigCont.className="MagicZoomBigImageCont";
       bigCont.style.zIndex=100;
       bigCont.style.visibility='hidden';
       
       if(position!='custom')
       {
          bigCont.style.position='absolute'
        }else
        {
          bigCont.style.position='relative'
         }
         
         var bigImg=document.createElement("IMG");
         bigImg.id="bim"+rand;
         bigImg.src=aels[i].href;
         bigCont.appendChild(bigImg);
         
         if(position!='custom')
         {
           aels[i].appendChild(bigCont)
          }else
          {
             _el(aels[i].id+'-big').appendChild(bigCont)
           }
           
           var settings={bigImage_always_visible:bigImage_always_visible
                        ,drag_mode:drag_mode,header:aels[i].title,opacity:opacity
                        ,thumb_change:thumb_change
                        ,position:position
                        ,loadingText:loadingText
                        ,loadingImg:loadingImg
                        };
          var zoom=new MagicZoom(aels[i].id,'sim'+rand,bigCont.id,'bim'+rand,settings);
          
          aels[i].mzextend=MagicZoom_extendElement;
          aels[i].mzextend({zoom:zoom});
          zoom.initZoom();
          MagicZoom_findSelectors(aels[i].id,zoom)
    }
  }
};

if(MagicZoom_ua=='msie')try
                       {
                          document.execCommand("BackgroundImageCache",false,true)
                       }catch(e){};

MagicZoom_addEventListener(window,"load",MagicZoom_findZooms);

----------

xx.html

----

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en">
<head>
    <title>放大展示</title>
    <meta http-equiv="imagetoolbar" content="no" />
    <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
    <link rel="stylesheet" href="big.css" mce_href="big.css" type="text/css" media="screen" />
    <mce:script src="big.js" mce_src="big.js" type="text/javascript"></mce:script>
    <mce:style><!--
	img {
		border-width: 0px;
	}
	
--></mce:style><style mce_bogus="1">	img {
		border-width: 0px;
	}
	</style>
</head>
<body>

<a href="ktm_big.jpg" mce_href="ktm_big.jpg" title="放大图片" class="MagicZoom" rel="zoom-width: 1000px;zoom-width: 1000px; zoom-position: right"><img src="ktm_small.jpg" mce_src="ktm_small.jpg"/></a>

</body>
</html>

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