document.write ("<tr><td height=32 align=right>验证码：</td><td><input class=verification name=checkimg id=checkimg size=6 maxlength=4 type=text /><img src=/System/include/checkCode.shtml onclick='getcode()' id=checkcode title=看不清楚，换个图片 align=absmiddle /></td><tr>")