static/tinymce/tiny_mce_src.js
function(command) {
				var name = 'align' + command.substring(7);
				var nodes = selection.isCollapsed() ? [dom.getParent(selection.getNode(), dom.isBlock)] : selection.getSelectedBlocks();
				var matches = tinymce.map(nodes, function(node) {
					return !!formatter.matchNode(node, name);
				});
				return tinymce.inArray(matches, TRUE) !== -1;
			}
function(command) {
				var name = 'align' + command.substring(7);
				var nodes = selection.isCollapsed() ? [dom.getParent(selection.getNode(), dom.isBlock)] : selection.getSelectedBlocks();
				var matches = tinymce.map(nodes, function(node) {
					return !!formatter.matchNode(node, name);
				});
				return tinymce.inArray(matches, TRUE) !== -1;
			}
Override justify commands