function barClick( tableCellRef, navStyle, url ) {
	navBar( tableCellRef, 0, navStyle );
	goTo( url );
}

//redirects
function goTo( url ) {
	window.location.href = url;
}

//changes colors of tabs when the mouse passes over it
function navBar( tableCellRef, hoverFlag, navStyle ) {
	if ( hoverFlag ) {
		switch ( navStyle ) {
			case 1:
			case 2:
				tableCellRef.style.backgroundColor = '#FFFFFF';
				tableCellRef.style.color = '#000000';
				break;
		}
	} else {
		switch ( navStyle ) {
			case 1:
				tableCellRef.style.backgroundColor = '#6699CC';
				tableCellRef.style.color = '#FFFFFF';
				break;
			case 2:
				tableCellRef.style.backgroundColor = '#021B49';
				tableCellRef.style.color = '#FFFFFF';
				break;
		}
	}
}