function orderCheck()
{
    var order_name   = document.order_frm.order_name.value;
    var order_email  = document.order_frm.order_email.value;
	var order_tel = document.order_frm.order_tel.value;
	var order_qq = document.order_frm.order_qq.value;
    
    if (order_name == '') {
        alert('请输入用户名!'); return false;
    }
    if (order_email == '') {
        alert('请输入Email!'); return false;
    }
    if (order_tel == '') {
        alert('请输入电话!'); return false;
    }
	if (isNaN(order_tel)) {
        alert('请在电话项中输入数字'); return false;
    }
	if (order_qq == '') {
        alert('请输入qq或msn!'); return false;
    }
    
    // 使用正则表达式验证Email的格式
    var pattern = /^\w+([-+.]\w+)*@\w+([-.]\w+)*\.\w+([-.]\w+)*$/;
    if (! pattern.test(order_email) ) {
        alert('Email填写不正确!'); return false;
    }
    
	alert("您已预定成功！");
    return true;
}
-->