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) {
		portfolio1_on = newImage("images/portfolio1_over.gif");
		portfolio2_on = newImage("images/portfolio2_over.gif");
		portfolio3_on = newImage("images/portfolio3_over.gif");
		storyboards_on = newImage("images/storyboards_over.gif");
		bio_on = newImage("images/bio_over.gif");
		contact_on = newImage("images/contact_over.gif");
		client_on = newImage("images/client_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