var ako,baba,oban; function basyo() { ako=document.birthday.nen.value; baba=document.birthday.month.value; oban=document.birthday.day.value; dat=document.birthday.who.value; document.birthday.doko.value=document.location+'?nen='+ako+'&month='+baba+'&day='+oban+'&who='+escape(dat); return; } function yukou() { var search = location.search var length = search.length if (search == "") { return null } var yukou = search.substring(1, length); return yukou; } function go() { basyo() location.href=document.birthday.doko.value }