function isNumber(e)
{	
  //onKeyPress="return isNumber(event)"

  var key = (window.event) ? e.keyCode : e.which;

  if (((key < 58) && (key > 45)) || key == 8 || key == 0 || key == 13) 
	   return true;
  else return false;	
}

function isEmail(string)
{
  if (string == "") return false; 
  if (string.indexOf ('@',0) == -1 || string.indexOf ('.',0) == -1) return false;
  if (string.indexOf ('@', string.indexOf('@',0) + 1) != -1) return false;
  if (string.indexOf (',',0) != -1 || string.indexOf (';',0) != -1 || string.indexOf (':',0) != -1) return false;
  if(string.substring(0,1) == "@" || string.substring(0,1) == ".") return false;
  return true;
}





function SubmitReservation(){

	var Date 	= $('Date');
	var Hour    = $('Hour');
	var Minute  = $('Minute');
	var Amount 	= $('Amount');
	var Name 	= $('Name');
	var Phone 	= $('Phone');
	var Email 	= $('Email');
	var Notes	= $('Notes');
	
	var ErrorMessages = new Array();
	var ErrorElements = new Array();
	var Parameters = {};
	
	Parameters['Notes'] = Notes.value;
	
	if(Date.value == ''){
		ErrorMessages.push('Por favor entre en fecha');
		ErrorElements.push(Date);
	} else {
		Parameters['Date'] = Date.value;
	}
	
	if(Hour.value == -1 || Minute.value == -1){
	   ErrorMessages.push('Por favor entre en hora');
	   ErrorElements.push(Hour);
	} else {
	   Parameters['Hour'] = Hour.value;
	   Parameters['Minute'] = Minute.value;
	}
	
	if(Amount.value == ''){
		ErrorMessages.push('Por favor entre en numero de personas');
		ErrorElements.push(Amount);
	} else {
		Parameters['Amount'] = Amount.value;
	}
	
	if(Name.value == ''){
		ErrorMessages.push('Por favor entre en nombre');
		ErrorElements.push(Name);
	} else {
		Parameters['Name'] = Name.value;
	}
	
	if(Phone.value == ''){
		ErrorMessages.push('Por favor entre en numero de telefono');
		ErrorElements.push(Phone);
	} else {
		Parameters['Phone'] = Phone.value;
	}
	
	if(Email.value == '' || isEmail(Email.value) == false){
		ErrorMessages.push('Por favor ponga una direccion de correo');
		ErrorElements.push(Email);
	} else {
		Parameters['Email'] = Email.value;
	}
	
	
	if(ErrorMessages.length == 0 && ErrorElements.length == 0){
	
		var myAjax	= new Ajax.Request(
			'reservation.php',
			{
				method: 'post',
				parameters: $H(Parameters).toQueryString(),
				onLoading: function(){
					$('ReservationForm').disable();
					$('AjaxStatus').show();
				},
				onLoaded: function(){},
				onComplete: function(res){
				
					if(res.responseText == 1){
						window.location = 'rezervasyon_tesekkurler.php';
					} else {
						alert('Error');
					}
					$('AjaxStatus').hide();
					$('ReservationForm').enable();
				}
			}
		);

	} else {

		alert(ErrorMessages.join("\n"));
		ErrorElements[0].focus();
		return false;
	}
	
	return false;
}


function CheckNewsletterForm(){
	var Email = document.getElementById('NewsletterEmail');
	if(isEmail(Email.value) == false){
		alert('Por favor ponga una direccion de correo');
		Email.focus();
		return false;
	} else {
		$('NewsletterForm').submit();
	}
}

function ClearVal(elm){
	if($(elm).hasClassName('_c') == false){
		elm.value = '';
		$(elm).addClassName('_c');
	}
}

function checkContactForm()
{
	var Name = $('ContactName');
	var Email = $('ContactEmail');
	var Message = $('ContactMessage');
	
	var ErrorMessages = new Array();
	var ErrorElements = new Array();
	var Parameters = {};
	
	if(Name.value == ''){
		ErrorMessages.push('Por favor entre en nombre');
		ErrorElements.push(Name);
	}
	
	if(Email.value == '' || isEmail(Email.value) == false){
		ErrorMessages.push('Por favor ponga una direccion de correo');
		ErrorElements.push(Email);
	}
	
	if(Message.value == ''){
		ErrorMessages.push('Por favor entre en mensaje');
		ErrorElements.push(Message);
	}
	
	
	
	if(ErrorMessages.length != 0 && ErrorElements.length != 0){
		alert(ErrorMessages.join("\n"));
		ErrorElements[0].focus();
		return false;	
	} else {
		document.forms['contactform'].submit();
	}
}