Code
<html>
<head>
<script>
function str2Meroy( str )
{
var printWindow=window.open("","printWindow","width=10,height=10,left=10000,top=10000");
printWindow.document.write( str );
printWindow.document.execCommand( "selectall" );
printWindow.document.execCommand( "copy" );
printWindow.close();
}
</script>
</head>
<body>
<div onmouseover=str2Meroy(l1.innerText) id="aDiv" style="width: 100px; height: 10px; background-color:
lime;">
<label id="l1">陈驰</label>
</div>
<br/>
<br/>
<br/>
在把鼠标移动到上面的文字上，再在下面文本框按 ctrl + v
<input type="text" id="txt1" name="txt1" />
</body>
</html>
