效果参考(附源码)http://mail.htjs.net/yanzhengma/test.php <?session_start (); ? <FORM METHOD=POST ACTION="" <input type=text name=number maxlength=4<img src="http://img.jcwcn.com/attachment/portal" <INPUT TYPE="submit" name="sub" </FORM <? //检验校验码 if(isset( $HTTP_POST_VARS [ "sub" ])): if( $HTTP_POST_VARS [ "numb...
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