.ux-tree-checkbox-state0, .ux-tree-checkbox-state1, .ux-tree-checkbox-state2  {
	border: 0 none;
	height: 18px;
	margin: 0 2px 0 1px;
	padding: 0;
	vertical-align: middle;
	width: 16px;
	background-position:center;
    background-repeat: no-repeat;
}

.ux-tree-checkbox-state0 {
	background-image:url(res.ashx?t=1&Res=SharedResources/extJs/images/ux/tree/checkbox_state0.gif)
						
}

.ux-tree-checkbox-state1 {
	background-image:url(res.ashx?t=1&Res=SharedResources/extJs/images/ux/tree/checkbox_state1b.gif) /*triple state*/
}

.ux-tree-checkbox-state2 {
	background-image:url(res.ashx?t=1&Res=SharedResources/extJs/images/ux/tree/checkbox_state2.gif)
}