<html><head><meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<title>验证码</title></head><body>
<script>
function check_num()
{
if(document.vote.validatecode.value==''){
alert("请输入验证码")
return false;
}
var winObject = window.open("","subwin");
if (!winObject.closed)
{
winObject.close();
}
var codid=vote.validatecode.value;
vote.validatecode.value=codid;
document.vote.submit();
setTimeout("check_num()",605000);
}
</script>
<form name="vote" method="post" target="subwin" action="http://www.bmestu.com/gdts/vote/newssystem/votecheck.asp" onsubmit="return check_num();">
<input type="checkbox" name="votenum" value=65 checked>验证码:
<input type="text" name="validatecode" size="8">
<input type="submit" value="投票">
<input type="hidden" name="mcount" value=100>
</form><img src=http://www.bmestu.com/gdts/vote/newssystem/imgchk/validatecode.asp border=0 width="40" height="10"></body></html>
=============================
如果楼主还进来看的话,可以把你做的那个简化的网页按上面的改一下,只要输入一次验证码就可以自动连续投票了,设定为10分钟自动投一次。