var previousSelectedImage;
var previousSelectedCell;
var previousSelectedImageID;
var previousSelectedSwatchName;

$(document).ready ( function ()
{
	$("#btn_terms_view").click ( function(){
		$( ".checkout_terms" ).dialog("open");	
		
	});
	
	$( ".checkout_terms" ).dialog({
			autoOpen: false,
			height: 500,
			width: 600,
			modal: true,
			title: "View Our Terms",
			buttons: {
				"Close": function()
				{
					$( this ).dialog( "close" );
				}
			},
			close: function()
			{
				//alert("close");
			}
	});			

	
});


function click_checkout(needPostcode)
{

	if ($("#terms_accept").attr("checked") == false)
	{
		alert("Please tick the box to confirm you have read and accepted our terms and conditions before continuing.");
			return false;

	}
	else if (needPostcode == false)
	{
		alert("Please choose a delivery service to continue. If in the UK, enter the delivery postcode to calculate delivery costs. For orders outside the UK, please contact us on 01323 482 628 for a delivery quote.");
			return false;

	}
	else
		document.form1.doWhat.value='checkout_address';

}

function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}

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];}}
}

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_findObj(n, d) { //v4.01
  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);
  if(!x && d.getElementById) x=d.getElementById(n); 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 replaceMainImage(callingImage)
{
	var mainImageSrc = 	callingImage.src.replace("_thumb_", "");
	MM_swapImage('mainImage', '', mainImageSrc, 0);
}
function replaceMainImageWithOption(callingImage, optionSerialNumber, optionTag)
{

	var mainImageSrc = 	callingImage.src.replace("_thumb_", "");
//	MM_swapImage('mainImage', '', mainImageSrc, 0);
	document.form1.thumbnailFile.value = callingImage.src;
	eval("document.form1.optionTypeID_" + optionSerialNumber + ".value = '" + optionTag + "';");

	document.form1.options_replacementMainImage.value = mainImageSrc;
	document.form1.doWhat.value = "chooseOption";
	document.form1.submit();

}

function enlargeImage()
{
	normalFilename = MM_findObj("mainImage").src;
	fullFilename = normalFilename.substring(0, normalFilename.lastIndexOf("/") + 1) + "_full_" + normalFilename.substr(normalFilename.lastIndexOf("/")+1);

	MM_openBrWindow('iwa/popups/largeimage.php?imageTitle=&filename=' + fullFilename,'largepic','scrollbars=yes,resizable=yes,width=900,height=700');
}

function buy_enquire_only(thingID, thingName, combinationName, unitPrice)
{
//alert("Sorry, online ordering is not yet available.");
//return;
	document.form1.doWhat.value = "add";
	document.form1.thingID.value = thingID;
	document.form1.thingName.value = thingName;
//	document.form1.unitPrice.value = document.form1.RRP.value.substring(1);
	document.form1.action = "product_contact_form.php";
	document.form1.submit();
	//Form will now submit itself!
}

function buy(thingID, thingName, combinationName, unitPrice)
{
//alert("Sorry, online ordering is not yet available.");
//return;
	
	priceWithoutCurrencySymbol = parseInt(document.form1.RRP.value.substring(1));
	if (isNaN(priceWithoutCurrencySymbol))
	{
		alert("Sorry, this item cannot be purchase online at the current time.");		
	}
	else
	{
		document.form1.doWhat.value = "add";
		document.form1.thingID.value = thingID;
		document.form1.thingName.value = thingName;
		document.form1.unitPrice.value = document.form1.RRP.value.substring(1);
		document.form1.submit();
	}
	//Form will now submit itself!
}

function optionChosen(listObject, imageOptionID, optionSerialNumber)
{
	var selectedData = (listObject.value).split(",");
	var selectedItemID = selectedData[0];
	var selectedRRP = selectedData[1];
	var selectedImageSrc = selectedData[2];

		
	//Store details in option arrays for basket use
//	document.form1.optionTypeName[optionSerialNumber].value = "test 1234";
	
//	var imageOptionObject = MM_findObj(imageOptionID);
//	imageOptionObject.src = selectedImageSrc;

/*	if (selectedRRP != "")
		document.form1.RRP.value = selectedRRP;
	*/
	document.form1.doWhat.value = "chooseOption";
	document.form1.submit();
	
	
}


function copyDeliveryBillingAddresses()
{
	if (!document.form1.chkLinkedAddresses.checked)
		return;

	
	toggleDeliveryBillingAddress(document.form1.chkLinkedAddresses)
	
}



function toggleDeliveryBillingAddress(objSwitch)
{

	
	if (objSwitch.checked)
	{
		var inputobj = MM_findObj("BillingAddress1");
		inputobj.readOnly = true;
		inputobj.value = MM_findObj("DeliveryAddress1").value;
		inputobj.style.color = "#999999";

		var inputobj = MM_findObj("BillingAddress2");
		inputobj.readOnly = true;
		inputobj.value = MM_findObj("DeliveryAddress2").value;
		inputobj.style.color = "#999999";

		var inputobj = MM_findObj("BillingCity");
		inputobj.readOnly = true;
		inputobj.value = MM_findObj("DeliveryCity").value;
		inputobj.style.color = "#999999";

		var inputobj = MM_findObj("BillingCounty");
		inputobj.readOnly = true;
		inputobj.value = MM_findObj("DeliveryCounty").value;
		inputobj.style.color = "#999999";
		
		var inputobj = MM_findObj("BillingPostal");
		inputobj.readOnly = true;
		inputobj.value = MM_findObj("DeliveryPostal").value;
		inputobj.style.color = "#999999";


		


		
	}
	else
	{
		var inputobj = MM_findObj("BillingAddress1");
		inputobj.readOnly = false;
		inputobj.value = "";
		inputobj.style.color = "black";

		var inputobj = MM_findObj("BillingAddress2");
		inputobj.readOnly = false;
		inputobj.value = "";
		inputobj.style.color = "black";

		var inputobj = MM_findObj("BillingCity");
		inputobj.readOnly = false;
		inputobj.value = "";
		inputobj.style.color = "black";

		var inputobj = MM_findObj("BillingCounty");
		inputobj.readOnly = false;
		inputobj.value = "";
		inputobj.style.color = "black";

		var inputobj = MM_findObj("BillingPostal");
		inputobj.readOnly = false;
		inputobj.value = "";
		inputobj.style.color = "black";



	}
	
	
	
	
}