var ver_key=document.getElementById("ver_key");var ver_img=document.getElementById("ver_img");ver_img.src="http://blog.i5un.com/action.php?action=plugin&name=Captcha&type=captcha&key=24a76368bdb7f756b067664494e759db";ver_key.value="24a76368bdb7f756b067664494e759db";