function chkBook(frm) {
	if (frm.name.value == "") {
		alert("Please input your name!");
		frm.name.focus();
		return false;
	}
	if (frm.company.value == "") {
		alert("Please input company name!");
		frm.company.focus();
		return false;
	}
	if (frm.contact.value == "") {
		alert("Please input contact person!");
		frm.contact.focus();
		return false;
	}
	if (frm.tel.value == "") {
		alert("Please input your telephone number!");
		frm.tel.focus();
		return false;
	}
	/*if (frm.comments.value == "") {
		alert("Please input comments!");
		frm.comments.focus();
		return false;
	}*/
	if (frm.topic.value == "") {
		alert("Please input topic!");
		frm.topic.focus();
		return false;
	}
	if (frm.country.value == "") {
		alert("Please input country!");
		frm.country.focus();
		return false;
	}
	if (frm.state.value == "") {
		alert("Please input state!");
		frm.state.focus();
		return false;
	}
	if (frm.city.value == "") {
		alert("Please input city!");
		frm.city.focus();
		return false;
	}
	return true;
}

function checkform(frm) {
	if (frm.username.value == "") {
		alert("Username can not be empty!");
		frm.username.focus();
		return false;
	}
	if (frm.password.value == "") {
		alert("Password can not be empty!");
		frm.password.focus();
		return false;
	}
	return true;
}