JS复制文字到剪贴板

HTML代码：

<! DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd" >
< html  xmlns ="http://www.w3.org/1999/xhtml" >
< head >
     < meta  http-equiv ="Content-Type"  content ="text/html; charset=utf-8"   />
     < title > 无标题文档 </ title >
     < script  type ="text/javascript" >
     function  copy_code(copyText) 
    {
         if  (window.clipboardData) 
        {
            window.clipboardData.setData( " Text " , copyText)
        } 
         else  
        {
             var  flashcopier  =   ' flashcopier ' ;
             if ( ! document.getElementById(flashcopier)) 
            {
               var  divholder  =  document.createElement( ' div ' );
              divholder.id  =  flashcopier;
              document.body.appendChild(divholder);
            }
            document.getElementById(flashcopier).innerHTML  =   '' ;
             var  divinfo  =   ' <embed src="_clipboard.swf" FlashVars="clipboard= ' + encodeURIComponent(copyText) + ' " width="0" height="0" type="application/x-shockwave-flash"></embed> ' ;
            document.getElementById(flashcopier).innerHTML  =  divinfo;
        }
        alert( ' copy成功！ ' );
    }
     </ script >
</ head >

< body >
     < input  id ="inputTest"  type ="button"  value ="测试"  onclick ="copy_code('fdsdffffffff放松点士大夫士大夫是地方')"   />
</ body >
</ html >

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