function checkEmail(ob){
	ob.value=ob.value.replace(" ","");
	ob.value=ob.value.replace(" ","");
	ob.value=ob.value.replace(" ","");
	ob.value=ob.value.replace(" ","");
	ob.value=ob.value.replace(" ","");
	ob.value=ob.value.replace("~","");	
	ob.value=ob.value.replace("!","");	
	ob.value=ob.value.replace("#","");		
	ob.value=ob.value.replace("$","");
	ob.value=ob.value.replace("%","");
	ob.value=ob.value.replace("^","");
	ob.value=ob.value.replace("&","");
	ob.value=ob.value.replace("*","");
	ob.value=ob.value.replace("(","");
	ob.value=ob.value.replace(")","");
	return true;
}


function vldemail(ob) {
	if (ob.value.indexOf("@")==-1) {
		ErrMsg = ErrMsg+"您的email格式有誤!\n";
		ob.select();
		return false;		
	} else if (ob.value.indexOf(".")==-1) {
		ErrMsg = ErrMsg+"您的email格式有誤!\n";
		ob.select();
		return false;
	}
	return true; 
}

function checkdata() {

	if (document.savForm.stype[0].checked) {

		if (document.savForm.email.value.indexOf("yahoo")==-1 && document.savForm.email.value.indexOf("hotmail")==-1) { } else { 

			if (confirm("Hotmail 或 Yahoo 郵件帳號常有可能誤認本電子報為垃圾信件而無法收到，\n建議您使用其他email帳號更佳! 或按下確認繼續訂閱!")) { } else {
				document.savForm.email.value="";
				document.savForm.email.focus();
				return false;
			}
		}
	}

	y="01234567890";
	ErrMsg = "";

	if(document.savForm.fname.value=="" || document.savForm.lname.value=="")	{
		ErrMsg = ErrMsg+"請輸入 姓名!\n";
	}
	if(document.savForm.email.value=="")	{
		ErrMsg = ErrMsg+"請輸入 email!\n";
	}else{
		vldemail(document.savForm.email);
		checkEmail(document.savForm.email);
	}
	if(ErrMsg!="")	{
		alert(ErrMsg);
		return false;
	}
	else {
		return true;
	}
}