g_w = 20;
g_h = 1;

the_effect = 'flip';

var orc = function (i, j) {
	return Math.log(Math.abs(i)+1)/Math.log(10) * 400 + j * 50;
};


function resetSlideshow() {
	if ($('grid_10x10').checked) {
		g_w = 10;
		g_h = 10;
	}
	else if ($('grid_1x20').checked) {
		g_w = 1;
		g_h = 20;
	}
	else if ($('grid_20x1').checked) {
		g_w = 20;
		g_h = 1;
	}

	if ($('effect_flip').checked) {
		the_effect = 'flip';
	}
	else if ($('effect_flip_h').checked) {
		the_effect = 'flip_h';
	}
	else if ($('effect_shrink').checked) {
		the_effect = 'Effect.Shrink';
	}
	else if ($('effect_dropout').checked) {
		the_effect = 'Effect.DropOut';
	}

	if ($('orc_tl').checked) {
		orc = function (i, j) {
			return Math.log(Math.abs(i)+1)/Math.log(10) * 400 + j * 50;
		}
	}
	else if ($('orc_br').checked) {
		orc = function (i, j) {
			return Math.log(Math.abs(g_w-i+1))/Math.log(g_w) * 500 + (g_h-j) * 80;
		}
	}
	else if ($('orc_middle').checked) {
		orc = function (i, j) {
			return Math.abs(g_w/2 - i) * 80 + Math.abs(g_h/2 - j) * 80;
		}
	}
	
	document.getElementsByClassName('outerGrid').each(function (u) {
		u.parentNode.removeChild(u);
	});

	slideShow.image_element.src = 'images/demo-photos/1.jpg';
	slideShow = new LWTSlideShow(['images/demo-photos/1.jpg', 'images/demo-photos/2.jpg'], {'tiles_x': g_w, 'tiles_y': g_h, 'transition': the_effect, 'tile_orchestration': orc});

}