function check()
{
	if(document.myform.stu_name.value==""){
		alert("À̸§À» ÀÔ·ÂÇϼ¼¿ä");
		document.myform.stu_name.focus();
	}
	else if(document.myform.stu_ID.value==""){
		alert("ÇйøÀ» ÀÔ·ÂÇϼ¼¿ä");
		document.myform.stu_ID.focus();
	}
	else
		document.myform.submit();
}