onContainer">
			<button data-dojo-type="dijit.form.Button" data-dojo-attach-point="equals" label="x=y" value='=' data-dojo-attach-event='onClick:insertText' />
		</td>
		<td class="dojoxCalcMinusButtonContainer">
			<span data-dojo-type="dijit.form.ComboButton" data-dojo-attach-point="subtract" label='-' value='-' data-dojo-attach-event='onClick:insertOperator'>

				<div data-dojo-type="dijit.Menu" style="display:none;">
					<div data-dojo-type="dijit.MenuItem" data-dojo-attach-event="onClick:insertMinus