function(command) {
				if (selection.isCollapsed())
					selection.select(selection.getNode());

				execNativeCommand(command);
				selection.collapse(FALSE);
			}
function(command) {
				if (selection.isCollapsed())
					selection.select(selection.getNode());

				execNativeCommand(command);
				selection.collapse(FALSE);
			}
function ( command ) { if ( selection . isCollapsed ( ) ) selection . select ( selection . getNode ( ) ) ; execNativeCommand ( command ) ; selection . collapse ( FALSE ) ; }
Override unlink command
Override unlink command