document.write("<form method='post' name='VoteForm' action='question.Vote.do' target='_blank' onsubmit='return viewStat(this)'>");
document.write("<table width='100%' align='center' border='0'>");
document.write("<tr><td colspan='2' >你从那知道的本站？</td></tr><tr><td align='' style='width:10%'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<input type='checkbox' name='optionid' id='optionid28' value='28' checked/><label  for='optionid28'>网上</label></td></tr><tr><td align='' style='width:10%'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<input type='checkbox' name='optionid' id='optionid29' value='29'/><label  for='optionid29'>朋友介绍。</label></td></tr>");
document.write("<tr><td colspan='' align='center'><br>");
document.write("<input type='image' src='/images/button/confirm.gif'/></td></tr>");
document.write("</table></form>");

function viewStat(frm) {
    var id = "";
    for (i=0;i<frm.length;i++) {
        e = frm.item(i);
        if (e.type.toLowerCase() == "checkbox" || e.type.toLowerCase() == "radio") {
            if (e.checked == true)
                if (id == "")
                    id = e.value;
                else
                    id += "," + e.value;
        }
    }

    if (id=="") {
        alert("您未选择！");
        return false;
    }

    var url = "question.Vote.do?optionid=" + id + "&_subjectid=18&multivote=false";
    // alert (url);
    window.open (url, "_blank", "width=402,height=366,status=no,toolbar=no,menubar=no,location=no");

    return false;
}