function newImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}

function changeImages() {
	if (document.images && (preloadFlag == true)) {
		for (var i=0; i<changeImages.arguments.length; i+=2) {
			document[changeImages.arguments[i]].src = changeImages.arguments[i+1];
		}
	}
}

var preloadFlag = false;
function preloadImages() {
	if (document.images) {
		thorpe_end_03_over = newImage("images/thorpe_end_03-over.jpg");
		thorpe_end_04_over = newImage("images/thorpe_end_04-over.jpg");
		thorpe_end_05_over = newImage("images/thorpe_end_05-over.jpg");
		thorpe_end_06_over = newImage("images/thorpe_end_06-over.jpg");
		thorpe_end_07_over = newImage("images/thorpe_end_07-over.jpg");
		thorpe_end_17_over = newImage("images/thorpe_end_17-over.jpg");
		thorpe_end_19_over = newImage("images/thorpe_end_19-over.jpg");
		preloadFlag = true;
	}
}

function OpenPopUp(loc,wwidth,wheight)
{
window.open(loc,'','toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=yes,resizable=yes,width=' + wwidth + ',height=' + wheight + ',screenx=200,screeny=200')
}

function shutwin() {
   window.returnValue = false;
   window.close();
}