// used to preload images in browser cache
function preload_images() {
	// give document a symbol
	var d = document;
	// array of registered images
	if (!d.IMGS && d.images) {
		d.IMGS = new Array();
	}
	// register images here
	var args = preload_images.arguments;
	// the length of the array
	var arrLength = d.IMGS.length;
	// iterate through each argument and load them
	for(n=0; n<args.length; n++) {
		// check the image name is ok
		if (args[n].indexOf("#")!=0) {
			// make a new image and add an image to it
			d.IMGS[arrLength] = new Image;
			d.IMGS[arrLength++].src = 'imagemap/'+args[n];
		}
	}
}

function change_image(image) {
	Main = new Image(541,766);
	Main.src = 'imagemap/'+image;
	document.UK.src = Main.src;
}

preload_images('hics/hics-argyllandbute.gif','hics/hics-eastcentral.gif','hics/hics-highlands.gif','hics/hics-isleofskye.gif','hics/hics-northeastscotland.gif','hics/hics-orkneyislands.gif','hics/hics-shetlandislands.gif','hics/hics-tayside.gif','south scotland/southscotland-ayrshire.gif','south scotland/southscotland-clydevalley.gif','south scotland/southscotland-dumfriesandgalloway.gif','south scotland/southscotland-fife.gif','south scotland/southscotland-lothian.gif','south scotland/southscotland-scottishborders.gif','north east/northeast-cleveland.gif','north east/northeast-durham.gif','north east/northeast-eastyorkshire.gif','north east/northeast-northumberland.gif','north east/northeast-northyorkshire.gif','north east/northeast-southyorkshire.gif','north east/northeast-westyorkshire.gif','north west/northwest-cheshire.gif','north west/northwest-cumbria.gif','north west/northwest-isleofman.gif','north west/northwest-lancashire.gif','north west/northwest-merseyside.gif','east midlands/eastmidlands-derbyshire.gif','east midlands/eastmidlands-nottinghamshire.gif', 'east midlands/eastmidlands-lincolnshire.gif', 'east midlands/eastmidlands-leicestershire.gif', 'east midlands/eastmidlands-northamptonshire.gif','west midlands/westmidlands-worcestershire.gif','west midlands/westmidlands-warwickshire.gif','west midlands/westmidlands-staffordshire.gif','west midlands/westmidlands-shropshire.gif','west midlands/westmidlands-herefordshire.gif','west midlands/westmidlands-gloucestershire.gif','east anglia/eastanglia-bedfordshire.gif','east anglia/eastanglia-cambridgeshire.gif','east anglia/eastanglia-essex.gif','east anglia/eastanglia-norfolk.gif','east anglia/eastanglia-suffolk.gif','south west/southwest-cornwall.gif','south west/southwest-devon.gif','south west/southwest-somerset.gif','south west/southwest-wiltshire.gif','south west/southwest-dorset.gif','south east/southeast-westsussex.gif','south east/southeast-surrey.gif','south east/southeast-oxfordshire.gif','south east/southeast-kent.gif','south east/southeast-isleofwight.gif','south east/southeast-hertfordshire.gif','south east/southeast-hampshire.gif','south east/southeast-eastsussex.gif','south east/southeast-buckinghamshire.gif','south east/southeast-berkshire.gif','wales/wales-clwyd.gif','wales/wales-dyfed.gif','wales/wales-glamorgan.gif','wales/wales-gwent.gif','wales/wales-gywnedd.gif','wales/wales-isleofanglesey.gif','wales/wales-powys.gif','wales/wales-southglamorgan.gif','wales/wales-westglamorgan.gif','northern ireland/northernireland-antrim.gif', 'northern ireland/northernireland-armagh.gif', 'northern ireland/northernireland-down.gif', 'northern ireland/northernireland-fermanagh.gif', 'northern ireland/northernireland-londonderry.gif', 'northern ireland/northernireland-tyrone.gif','eastmidlands.gif','london.gif','northeast.gif','northernireland.gif','northwest.gif','westmidlands.gif','wales.gif','southscotland.gif','highlandsislandscentralscotland.gif','southeast.gif');