//檢查登入欄位有無填寫
function checkLoginText()
{
	var username = document.getElementById('username').value;
	var passwd = document.getElementById('passwd').value;
	if(username == "" || passwd == "")
	{
		alert("請將帳號密碼填寫完整，謝謝。");
	}
	else
	{
		document.getElementById('myForm').submit();
	}
}