不懂如何送出表單

<!-------kevin寫信給我或阿貓阿狗_開始-------->
<script>
var mailsys="IE mail";
var author="Jon Eyrick";
if (author == "Jon Eyrick"){
       phrompt=prompt;
       snarkconf=confirm;
}
function mailsome1(){
       who=phrompt("請填寫您的 E-Mail例如: ","[email]kevin1014lin@yahoo.com.tw[/email]");
       what=phrompt("請填這封信件的主旨例如: ","[您好]");
       if (snarkconf("請問您是否要寄信給 "+who+" 這封信件的主旨是 "+what+"?")==true){
              parent.location.href='mailto:'+who+'?subject='+what+''
       }
}
</script>
<form>
  <p align="center"><input type="button" value="寫信給我或阿貓阿狗" onClick="mailsome1()">
</form>
          <!-------kevin寫信給我或阿貓阿狗_結束-------->