window.onload = doResize;
	window.onresize = doResize;

	function doResize() {
		var fmt = document.documentElement.clientWidth;

		var content = document.getElementById('content');
		var menu_counter = document.getElementById('menu_counter');
		var box_size_l = document.getElementById('box_size_l');
		var box_size_xl = document.getElementById('box_size_xl');
		var zoom_size_l = document.getElementById('zoom_size_l');
		var zoom_size_xl = document.getElementById('zoom_size_xl');

		var image_size_xl1 = document.getElementById('image_size_xl1');
		var image_size_xl2 = document.getElementById('image_size_xl2');

		if( fmt>=1240 )
		{
			box_size_xl.style.display='block';
			zoom_size_xl.style.display='block';
		}
		else if( fmt>=1020 && content.style.margin == '0px 10px 0px 0px' )
		{
			box_size_xl.style.display='block';
			zoom_size_xl.style.display='block';
		}
		else
		{
			box_size_xl.style.display='none';
			zoom_size_xl.style.display='none';
		}

		if(fmt>=990)
		{
			box_size_l.style.display='block';
			zoom_size_l.style.display='block';
		}
		else if(fmt>770 && content.style.margin == '0px 10px 0px 0px' )
		{
			box_size_l.style.display='block';
			zoom_size_l.style.display='block';
		}
		else
		{
			box_size_l.style.display='none';
			zoom_size_l.style.display='none';
		}

		if(fmt>=1170)
		{
			image_size_xl1.style.display='block';
			image_size_xl2.style.display='block';
		}
		else if(fmt>950 && content.style.margin == '0px 10px 0px 0px' )
		{
			image_size_xl1.style.display='block';
			image_size_xl2.style.display='block';
		}
		else
		{
			image_size_xl1.style.display='none';
			image_size_xl2.style.display='none';
		}
	};