///////////////////////////////////////////////////////////////////////////////////////
function wertePruefen() 
{
	if(document.hotelrequest.hotelrequest_id.value == "")
	{
	alert("please choose a hotel");
	document.hotelrequest.hotelrequest_id.focus();
	return false;
	}
	if(document.hotelrequest.name.value == "")
	{
	alert("please fill in your name");
	document.hotelrequest.name.focus();
	return false;
	}
	if(document.hotelrequest.arrival.value == "dd/mm/yy")
	{
	alert("please fill in your arrival date");
	document.hotelrequest.arrival.focus();
	return false;
	}
	if(document.hotelrequest.departure.value == "dd/mm/yy")
	{
	alert("please fill in your departure date");
	document.hotelrequest.departure.focus();
	return false;
	}
	if(document.hotelrequest.adults.value == "")
	{
	alert("please choose the number of adults");
	document.hotelrequest.adults.focus();
	return false;
	}
	
	if(document.hotelrequest.typeroom_id.value == "")
	{
	alert("please choose your room-type");
	document.hotelrequest.typeroom_id.focus();
	return false;
	}
}