function checkinput(){
frm = document.bookingforms;

	if(frm.first_name.value == ""){
		alert("Please insert your name!");
		frm.first_name.focus();
		return;
	}
	if(frm.email_address.value == ""){
		alert("Please insert your email!");
		frm.email_address.focus();
		return;
	}
	if(!isemail(frm.email_address.value)){
		alert("Your email do not match!");
		frm.email_address.focus();
		return;
	}
	if(frm.pax.value == ""){
		alert("Please insert number of person!");
		frm.pax.focus();
		return;
	}
	if(!frm.term.checked){                               
		alert("Please agree to our Terms and Conditions");
		frm.term.focus();
		return;
	}
	
	frm.submit();
}

function isemail(email_address) {
	var re = /^(\w|[^_]\.[^_]|[\-])+(([^_])(\@){1}([^_]))(([a-z]|[\d]|[_]|[\-])+|([^_]\.[^_]) *)+\.[a-z]{2,3}$/i
	return re.test(email_address);
}