var ro_capable = true;

	// colour states

	state = new Array();
	state[0] = 'navdark';
	state[1] = 'navgreen';
	state[2] = 'navlite';
	state[3] = 'navwite';

	// nav buttons

	imgArray = new Array();
	imgArray[0] = false;

	imgArray[1] = new Array();
	imgArray[1][0] = new Image; imgArray[1][0].src = 'images/' + state[3] + '/vieworder.gif';
	imgArray[1][1] = new Image; imgArray[1][1].src = 'images/' + state[2] + '/vieworder.gif';

	imgArray[2] = new Array();
	imgArray[2][0] = new Image; imgArray[2][0].src = 'images/' + state[2] + '/baguette.gif';
	imgArray[2][1] = new Image; imgArray[2][1].src = 'images/' + state[1] + '/baguette.gif';

	imgArray[3] = new Array();
	imgArray[3][0] = new Image; imgArray[3][0].src = 'images/' + state[0] + '/breakfast.gif';
	imgArray[3][1] = new Image; imgArray[3][1].src = 'images/' + state[1] + '/breakfast.gif';

	imgArray[4] = new Array();
	imgArray[4][0] = new Image; imgArray[4][0].src = 'images/' + state[2] + '/ciabatta.gif';
	imgArray[4][1] = new Image; imgArray[4][1].src = 'images/' + state[1] + '/ciabatta.gif';

	imgArray[5] = new Array();
	imgArray[5][0] = new Image; imgArray[5][0].src = 'images/' + state[0] + '/delivery.gif';
	imgArray[5][1] = new Image; imgArray[5][1].src = 'images/' + state[1] + '/delivery.gif';

	imgArray[6] = new Array();
	imgArray[6][0] = new Image; imgArray[6][0].src = 'images/' + state[1] + '/email.gif';
	imgArray[6][1] = new Image; imgArray[6][1].src = 'images/' + state[0] + '/email.gif';

	imgArray[7] = new Array();
	imgArray[7][0] = new Image; imgArray[7][0].src = 'images/' + state[0] + '/lunch.gif';
	imgArray[7][1] = new Image; imgArray[7][1].src = 'images/' + state[1] + '/lunch.gif';

	imgArray[8] = new Array();
	imgArray[8][0] = new Image; imgArray[8][0].src = 'images/' + state[0] + '/map.gif';
	imgArray[8][1] = new Image; imgArray[8][1].src = 'images/' + state[1] + '/map.gif';

	imgArray[9] = new Array();
	imgArray[9][0] = new Image; imgArray[9][0].src = 'images/' + state[2] + '/panini.gif';
	imgArray[9][1] = new Image; imgArray[9][1].src = 'images/' + state[1] + '/panini.gif';

	imgArray[10] = new Array();
	imgArray[10][0] = new Image; imgArray[10][0].src = 'images/' + state[0] + '/picnic.gif';
	imgArray[10][1] = new Image; imgArray[10][1].src = 'images/' + state[1] + '/picnic.gif';

	imgArray[11] = new Array();
	imgArray[11][0] = new Image; imgArray[11][0].src = 'images/' + state[2] + '/potato.gif';
	imgArray[11][1] = new Image; imgArray[11][1].src = 'images/' + state[1] + '/potato.gif';

	imgArray[12] = new Array();
	imgArray[12][0] = new Image; imgArray[12][0].src = 'images/' + state[0] + '/register.gif';
	imgArray[12][1] = new Image; imgArray[12][1].src = 'images/' + state[1] + '/register.gif';

	imgArray[13] = new Array();
	imgArray[13][0] = new Image; imgArray[13][0].src = 'images/' + state[2] + '/salad.gif';
	imgArray[13][1] = new Image; imgArray[13][1].src = 'images/' + state[1] + '/salad.gif';

	imgArray[14] = new Array();
	imgArray[14][0] = new Image; imgArray[14][0].src = 'images/' + state[2] + '/sandwich.gif';
	imgArray[14][1] = new Image; imgArray[14][1].src = 'images/' + state[1] + '/sandwich.gif';

	imgArray[15] = new Array();
	imgArray[15][0] = new Image; imgArray[15][0].src = 'images/' + state[2] + '/soup.gif';
	imgArray[15][1] = new Image; imgArray[15][1].src = 'images/' + state[1] + '/soup.gif';

	imgArray[16] = new Array();
	imgArray[16][0] = new Image; imgArray[16][0].src = 'images/' + state[2] + '/wrap.gif';
	imgArray[16][1] = new Image; imgArray[16][1].src = 'images/' + state[1] + '/wrap.gif';

	imgArray[17] = new Array();
	imgArray[17][0] = new Image; imgArray[17][0].src = 'images/' + state[2] + '/veg.gif';
	imgArray[17][1] = new Image; imgArray[17][1].src = 'images/' + state[1] + '/veg.gif';

	imgArray[18] = new Array();
	imgArray[18][0] = new Image; imgArray[18][0].src = 'images/' + state[2] + '/lowfat.gif';
	imgArray[18][1] = new Image; imgArray[18][1].src = 'images/' + state[1] + '/lowfat.gif';

	imgArray[19] = new Array();
	imgArray[19][0] = new Image; imgArray[19][0].src = 'images/' + state[0] + '/facts.gif';
	imgArray[19][1] = new Image; imgArray[19][1].src = 'images/' + state[1] + '/facts.gif';

	imgArray[20] = new Array();
	imgArray[20][0] = new Image; imgArray[20][0].src = 'images/' + state[2] + '/cakes.gif';
	imgArray[20][1] = new Image; imgArray[20][1].src = 'images/' + state[1] + '/cakes.gif';

	imgArray[21] = new Array();
	imgArray[21][0] = new Image; imgArray[21][0].src = 'images/' + state[2] + '/drink.gif';
	imgArray[21][1] = new Image; imgArray[21][1].src = 'images/' + state[1] + '/drink.gif';