<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
<HTML>
<HEAD>
<META http-equiv="content-type" content="text/html; charset=euc-kr">
<TITLE> Jasko Sample Script </TITLE>
</HEAD>
<BODY>
<!---- [1단계] 아래의 방법으로 원하는 위치에 복사 해 넣으세요 ------------------>
<form name="checknum" onSubmit="return checkban()">
나이를 입력 하세요 :<br>
<input type="text" name="pnum">
<input type="submit">
</form>
<script language="JavaScript1.2">
function checknumber(){
var x=document.checknum.pnum.value
var anum=/(^d+$)|(^d+.d+$)/
if (anum.test(x))
testresult=true
else{
alert("숫자만 입력 하세요")
testresult=false
}
return (testresult)
}
function checkban(){
if (document.layers||document.all||document.getElementById)
return checknumber()
else
return true
}
</script>