//文章页
function copyUrl()
   { 
    var clipBoardContent=this.location.href; 
    window.clipboardData.setData("Text",clipBoardContent); 
    alert("复制成功!"); 
   } 
   function doZoom(size)
   {
    document.getElementById('zoom').style.fontSize=size+'px'
   }
   
   function correctPNG() // correctly handle PNG transparency in Win IE 5.5 & 6. 
{ 
     var arVersion = navigator.appVersion.split("MSIE") 
     var version = parseFloat(arVersion[1]) 
     if ((version >= 5.5) && (document.body.filters)) 
     { 
       for(var j=0; j<document.images.length; j++) 
       { 
           var img = document.images[j] 
           var imgName = img.src.toUpperCase() 
           if (imgName.substring(imgName.length-3, imgName.length) == "PNG") 
           { 
             var imgID = (img.id) ? "id='" + img.id + "' " : "" 
             var imgClass = (img.className) ? "class='" + img.className + "' " : "" 
             var imgTitle = (img.title) ? "title='" + img.title + "' " : "title='" + img.alt + "' " 
             var imgStyle = "display:inline-block;" + img.style.cssText 
             if (img.align == "left") imgStyle = "float:left;" + imgStyle 
             if (img.align == "right") imgStyle = "float:right;" + imgStyle 
             if (img.parentElement.href) imgStyle = "cursor:hand;" + imgStyle 
             var strNewHTML = "<span " + imgID + imgClass + imgTitle 
             + " style=\"" + "width:" + img.width + "px; height:" + img.height + "px;" + imgStyle + ";" 
             + "filter:progid:DXImageTransform.Microsoft.AlphaImageLoader" 
             + "(src=\'" + img.src + "\', sizingMethod='scale');\"></span>" 
             img.outerHTML = strNewHTML 
             j = j-1 
           } 
       } 
     }     
} 

function show()
    {
   document.getElementById("divv").style.display="none";
   document.getElementById("dive").style.display="block"; 
   }