// JavaScript Document
	function doChangeDisplay(id, over_src, out_src) {
		
		var el = document.getElementById('block' + id);
		var img = document.getElementById('img' + id);
		
		if (el.style.display == 'block') {
			img.src = out_src;
			el.style.display = 'none';
		} else {
			img.src = over_src;
			el.style.display = 'block';
		}
	}

	function doChangeAdminDisplay(id) {
		
		var el = document.getElementById('block' + id);
		
		if (el.style.display == 'block') {
			el.style.display = 'none';
		} else {
			el.style.display = 'block';
		}
	}