/// page stats function
	function pageStats(s,u,f,d,r,c) {
		return;
		if (s < 1) { return; }
		StatsImageSrc = ('http://www.asbuilder.com/stat.php?'+'&s='+s+'&u='+u+'&f='+f+'&d='+d+'&r='+r+'&c='+c);
		if (document.images) { var StatImg = new Image(); StatImg.src = StatsImageSrc; }
		else { document.write('<img src="'+StatImageSrc+'" style="display:none;" alt="statpixel" title="" />'); }
	}
	
	/// create a video player
	function videoPlayer(videoID,width,height) {
		var s1 = new SWFObject("/includes/flvplayer.swf","single",width,height,"7");
		s1.addParam("allowfullscreen","true");
		s1.addVariable("file","/archive/video/"+videoID+".flv");
		s1.addVariable("image","/archive/video/"+videoID+".jpg");
		s1.addVariable("width",width);
		s1.addVariable("height",height);
		s1.write("player1");	
	}

	/// function to preload homepage images
	function homePreloader() {
		var homePreload = new Array();
		var homeImages = new Array('grid1-1.gif','grid1-2.gif','grid2-1.gif','grid2-2.gif','grid3-1.gif','grid3-2.gif','grid4-1.gif','grid4-2.gif','grid5-3.gif','grid5-4.gif','grid6-1.gif','grid6-2.gif');
		for (x=0;x<homeImages.length;x++) {
			homePreload[x] = new Image(); 
			homePreload[x].src = "/images/home/"+homeImages[x];
		}
	}

	/// random homepage images
	var homeGridRand1 = Math.floor(Math.random()*2);
	var homeGridRand2 = Math.floor(Math.random()*2);
	var homeGridRand3 = Math.floor(Math.random()*2);
	var homeGridRand4 = Math.floor(Math.random()*2);	

	/// update the homepage
	function homeDisplay(n) {
		var contGridItem1 = document.getElementById('contGridItem1');
		var contGridItem2 = document.getElementById('contGridItem2');
		var contGridItem3 = document.getElementById('contGridItem3');
		var contGridItem4 = document.getElementById('contGridItem4');
		var contGridItem5 = document.getElementById('contGridItem5');
		var contGridItem6 = document.getElementById('contGridItem6');
		var contGridItem7 = document.getElementById('contGridItem7');
		var contGridItem8 = document.getElementById('contGridItem8');
		var contGridLinks1 = document.getElementById('contGridLinks1');
		var contGridLinks2 = document.getElementById('contGridLinks2');
		var contGridLinks3 = document.getElementById('contGridLinks3');
		var contGridLinks4 = document.getElementById('contGridLinks4');

		/// hide links by default
		contGridLinks1.style.display = "none";
		contGridLinks2.style.display = "none";
		contGridLinks3.style.display = "none";
		contGridLinks4.style.display = "none";

		if (n == 1) { 
			contGridItem1.style.background = "transparent url('/images/home/grid1-2.gif') top center";
			contGridItem2.style.background = "transparent url('/images/home/grid2-1.gif') top center";
			contGridItem3.style.background = "transparent url('/images/home/grid3-1.gif') top center";
			contGridItem4.style.background = "transparent url('/images/home/grid4-1.gif') top center";
			contGridItem5.style.background = "transparent url('/images/home/grid5-1-"+homeGridRand1+".jpg') top center";
			contGridItem6.style.background = "transparent url('/images/home/grid6-1.gif') top center";
			contGridItem7.style.background = "transparent url('/images/home/grid7-1.gif') top center";
			contGridItem8.style.background = "transparent url('/images/home/grid8-1.gif') top center";
			contGridLinks1.style.display = "block";
		}
		else if (n == 2) { 
			contGridItem1.style.background = "transparent url('/images/home/grid1-1.gif') top center";
			contGridItem2.style.background = "transparent url('/images/home/grid2-2.gif') top center";
			contGridItem3.style.background = "transparent url('/images/home/grid3-2.gif') top center";
			contGridItem4.style.background = "transparent url('/images/home/grid4-1.gif') top center";
			contGridItem5.style.background = "transparent url('/images/home/grid5-2-"+homeGridRand2+".jpg') top center";
			contGridItem6.style.background = "transparent url('/images/home/grid6-1.gif') top center";
			contGridItem7.style.background = "transparent url('/images/home/grid7-1.gif') top center";
			contGridItem8.style.background = "transparent url('/images/home/grid8-1.gif') top center";
			contGridLinks2.style.display = "block";
		}
		else if (n == 3) { 
			contGridItem1.style.background = "transparent url('/images/home/grid1-1.gif') top center";
			contGridItem2.style.background = "transparent url('/images/home/grid2-3-"+homeGridRand3+".jpg') top center";
			contGridItem3.style.background = "transparent url('/images/home/grid3-1.gif') top center";
			contGridItem4.style.background = "transparent url('/images/home/grid4-2.gif') top center";
			contGridItem5.style.background = "transparent url('/images/home/grid5-3.gif') top center";
			contGridItem6.style.background = "transparent url('/images/home/grid6-1.gif') top center";
			contGridItem7.style.background = "transparent url('/images/home/grid7-1.gif') top center";
			contGridItem8.style.background = "transparent url('/images/home/grid8-1.gif') top center";
			contGridLinks3.style.display = "block";
		}
		else if (n == 4) {
			contGridItem1.style.background = "transparent url('/images/home/grid1-1.gif') top center";
			contGridItem2.style.background = "transparent url('/images/home/grid2-4-"+homeGridRand4+".jpg') top center";
			contGridItem3.style.background = "transparent url('/images/home/grid3-1.gif') top center";
			contGridItem4.style.background = "transparent url('/images/home/grid4-1.gif') top center";
			contGridItem5.style.background = "transparent url('/images/home/grid5-4.gif') top center";
			contGridItem6.style.background = "transparent url('/images/home/grid6-2.gif') top center";
			contGridItem7.style.background = "transparent url('/images/home/grid7-1.gif') top center";
			contGridItem8.style.background = "transparent url('/images/home/grid8-1.gif') top center";
			contGridLinks4.style.display = "block"; 
		}
		else if (n == 7) {
			contGridItem1.style.background = "transparent url('/images/home/grid1-1.gif') top center";
			contGridItem2.style.background = "transparent url('/images/home/grid2-0.jpg') top center";
			contGridItem3.style.background = "transparent url('/images/home/grid3-1.gif') top center";
			contGridItem4.style.background = "transparent url('/images/home/grid4-1.gif') top center";
			contGridItem5.style.background = "transparent url('/images/home/grid5-0.jpg') top center";
			contGridItem6.style.background = "transparent url('/images/home/grid6-1.gif') top center";
			contGridItem7.style.background = "transparent url('/images/home/grid7-2.gif') top center";
			contGridItem8.style.background = "transparent url('/images/home/grid8-1.gif') top center";
		}
		else if (n == 8) {
			contGridItem1.style.background = "transparent url('/images/home/grid1-1.gif') top center";
			contGridItem2.style.background = "transparent url('/images/home/grid2-0.jpg') top center";
			contGridItem3.style.background = "transparent url('/images/home/grid3-1.gif') top center";
			contGridItem4.style.background = "transparent url('/images/home/grid4-1.gif') top center";
			contGridItem5.style.background = "transparent url('/images/home/grid5-0.jpg') top center";
			contGridItem6.style.background = "transparent url('/images/home/grid6-1.gif') top center";
			contGridItem7.style.background = "transparent url('/images/home/grid7-1.gif') top center"; 
			contGridItem8.style.background = "transparent url('/images/home/grid8-2.gif') top center";
		}
	}

	/// homepage dropdown link
	function homeQuickLinks(list) {
		var linkList = document.getElementById(list);
		if (linkList.value != '0') { window.location = linkList.value; }
	}

	/// event booking price update
	function eventBookingPrice() {
		var eventRate = document.getElementById('eventRate');
		var eventRateDesc = document.getElementById('eventRateDesc');
		var eventPlaces = document.getElementById('eventPlaces');
		var eventTotalPrice = document.getElementById('eventTotalPrice');
		eventTotalPrice.innerHTML = '&pound;'+(eventPlaces.value * eventRate.value)+' + VAT&nbsp;&nbsp;&nbsp;('+eventRateDesc.value+' Rate)';
		///alert(eventRateDesc.value+' / '+eventRate.value+' / '+eventPlaces.value+' = '+(eventPlaces.value * eventRate.value));
	}

	/// course booking price update
	function courseBookingPrice() {
		var courseRate = document.getElementById('courseRate');
		var courseRateDesc = document.getElementById('courseRateDesc');
		var coursePlaces = document.getElementById('coursePlaces');
		var courseTotalPrice = document.getElementById('courseTotalPrice');
		courseTotalPrice.innerHTML = '&pound;'+(coursePlaces.value * courseRate.value)+' + VAT&nbsp;&nbsp;&nbsp;('+courseRateDesc.value+' Rate)';
		///alert(courseRateDesc.value+' / '+courseRate.value+' / '+coursePlaces.value+' = '+(coursePlaces.value * courseRate.value));
	}

	/// recalculate toolkit order form 
	function recalToolKitOrder() {
		var orderSubtotal = 0;
		var deliveryCharge = 0;
		for(x=1;x<(orderPrices.length);x++) {
			var quantityField = 'orderItem'+x;
			var quantityValue = document.getElementById(quantityField).value * 1;
			quantityValue = quantityValue.toFixed(0);
			if (quantityValue == 'NaN') { quantityValue = 0; }
			/// alert(quantityValue+" * "+orderPrices[x]+" = "+(quantityValue * orderPrices[x]));
			orderSubtotal = orderSubtotal + (quantityValue * orderPrices[x]);
			deliveryCharge = deliveryCharge + (quantityValue * 5);
		}
		orderTotal = (orderSubtotal * vat) + deliveryCharge;
		var summaryDiv = document.getElementById('crimeToolKitTotals');
		summaryDiv.innerHTML = "<h4>Subtotal: &pound;"+(orderSubtotal.toFixed(2))+" +VAT</h4><h4>Delivery Charge: &pound;"+(deliveryCharge.toFixed(2))+"</h4><h4>Total: &pound;"+(orderTotal.toFixed(2))+" inc VAT</h4>";
		setTimeout('recalToolKitOrder()',500);
	}