function MM_findObj(n, d) { //v3.0
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_preloadImages() { //v3.0
 var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
   var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
   if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}



//	-------------
//	BOOKING STUFF
//	-------------

function showHide (curCheckbox, curDiv){
	if (curCheckbox.checked){
		document.getElementById(curDiv).style.display = "block";
		return true;
	} else {
		document.getElementById(curDiv).style.display = "none";
		return true;
	}
}

function doNumberOfChildren (numberOfChildren){
	for (var i = 1; i <= 6; i++){
		document.getElementById("ageOfChildDiv" + i).style.display = "none";
	}
	for (var i = 1; i <= numberOfChildren.value; i++){
		document.getElementById("ageOfChildDiv" + i).style.display = "block";
	}
}

function checkEmptyEmail() {
	if (document.getElementById("email") == null || document.getElementById("email").value.length == 0) {
		alert ("Please provide an email address for our reply.");
		return false;
	} else {
		return true;
	}
}

function breakDate() {

	var tempDate = document.getElementById("firstNightFullDate").value;
	var index1 = tempDate.indexOf('-');
	var index2 = tempDate.indexOf('-', index1 + 1);
	
	document.getElementById("firstNightDay").value = tempDate.substring(0, index1);
	document.getElementById("firstNightMonth").value = tempDate.substring(index1 + 1, index2);
	document.getElementById("firstNightYear").value = tempDate.substring(index2 + 1);
				
}

function setDateSelects() {
	
	var currentFullDate = new Date();
	
	var currentDate = currentFullDate.getDate();
	var currentMonth = currentFullDate.getMonth();
	var currentYear = currentFullDate.getFullYear();
	
	if (currentDate < 10) {
		currentDate = "0" + currentDate;
	}
	
	var monthNames = new Array ("January", "February", "March", "April", "May", "June", "July", "August", "September", "October", "November", "December");
	currentMonth = monthNames[currentMonth];
	
	document.getElementById("firstNightDay").value = currentDate;
	document.getElementById("firstNightMonth").value = currentMonth;
	document.getElementById("firstNightYear").value = currentYear;

}

function adjustCalendar() {

	currentDate = document.getElementById("firstNightDay").value;
	currentMonth = document.getElementById("firstNightMonth").value;
	currentYear = document.getElementById("firstNightYear").value;
	
	if (currentDate.substr(0,1) == "0") {
		currentDate = currentDate.substr(1);
	}
	
	document.getElementById("firstNightFullDate").value = currentDate + "-" + currentMonth + "-" + currentYear;
	
}

function doNumberOfRooms(){
	
	var container = document.getElementById('typeOfRoomContainer');	
	var numberOfRooms = document.getElementById('numberOfRooms').value;
	
	while (container.hasChildNodes()) {
		container.removeChild(container.firstChild);
	}
	
	var ordinalNames = new Array ("", "first", "second", "third", "fourth", "fifth", "sixth");
	
	for (i = 1; i <= numberOfRooms; i++) {
		var newdiv = document.createElement('div');
		var divIdName = 'typeOfRoomDiv' + numberOfRooms;
		newdiv.setAttribute('id', divIdName);
		newdiv.innerHTML = 
			'<select name="typeOfRoom' + i + '" id="typeOfRoom' + i + '">' +
				'<option>please select &gt;</option>' +
				'<option value="single">Single room</option>' +
				'<option value="twinStandard">Twin room, standard</option>' +
				'<option value="twinEnsuite">Twin room, en-suite</option>' +
				'<option value="doubleStandard">Double room, standard</option>' +
				'<option value="doubleEnsuite">Double room, en-suite</option>' +
				'<option value="familyFor3">Family room for 3</option>' +
				'<option value="familyFor4">Family room for 4</option>' +
			'</select> <FONT face="Verdana, Arial, Helvetica, sans-serif" size="2">(your ' + ordinalNames[i] + ' room)</font><br><br>';
		container.appendChild(newdiv);
	}
	
}