document.writeln("<tr>");
document.writeln("<td width=\"109\" align=\"right\" valign=\"middle\" ><b>验证码：<\/b><\/td>");
document.writeln("<td colspan=\"2\"><input name=\"yanzheng\" type=\"text\" id=\"yanzheng\" size=\"4\" \/>&nbsp;<a onClick=\"javascript:document.getElementById('yzpic').src='\/img_yz.php?' + Math.random()\"><img src='..\/..\/img_yz.php' name=\"yzpic\" border=\"0\" align=\"absmiddle\" id=\"yzpic\" \/><\/a> &nbsp;*看不清，请点击左侧图片换一张<\/td>");
document.writeln("<\/tr>")