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) {
		navbar_02_over = newImage("images/navbar_02-over.gif");
		navbar_03_over = newImage("images/navbar_03-over.gif");
		navbar_04_over = newImage("images/navbar_04-over.gif");
		navbar_05_over = newImage("images/navbar_05-over.gif");
		navbar_06_over = newImage("images/navbar_06-over.gif");
		navbar_07_over = newImage("images/navbar_07-over.gif");
		columbus_over = newImage("images/columbus-over.gif");
		madison_over = newImage("images/madison-over.gif");
		riverdale_over = newImage("images/riverdale-over.gif");
		preloadFlag = true;
	}
}


function openDir( form ) { 

	var newIndex = form.fieldname.selectedIndex; 
	cururl = form.fieldname.options[ newIndex ].value; 
	window.location.assign( cururl ); 

}

// This script will maximise the window to the size of the monitor

top.window.moveTo(0,0);
top.window.resizeTo(screen.availWidth,screen.availHeight);