the previous anchor to the current element.</li>
		<li>Ctrl+Shift+click &mdash; adds a range of element from the previous anchor to the current element (use Meta key on Mac).</li>
	</ul>
	<p>Following drop modes are supported by default:</p>
	<ul>
		<li>Simple drop &mdash; moves elements to the valid target removing them from the source. It can be used to reorganize elements within a single source/target.</li>
		<li>Ctrl+drop &mdash; copies elements to the valid target (use Meta key on Mac).</li>
	</ul>
	<p