$(document).ready(function()
{
	//frontpage_image_resize();
	$('#subPageImage img').load(function() {
		frontpage_image_resize();
	});
	$(window).resize(frontpage_image_resize);
	
});

function frontpage_image_resize()
{
	var frontpage_image = $("#subPageImage img");
	
	var w = frontpage_image.attr("width");
	var h = frontpage_image.attr("height");
	var r = w/h;
	
	var window_w = $(window).width();
	var window_h = $(window).height();
	var window_r = window_w/window_h;
	
	var new_w; var new_h;
	if (window_r >= r)
	{
		new_w = window_w;
		new_h = window_w/r;
	}
	else
	{
		new_w = window_h*r;
		new_h = window_h;
	}
		frontpage_image.attr("width", new_w);
		frontpage_image.attr("height", new_h);
}