.ui-widget-disclaimer .ui-dialog-titlebar-close{
	background: rgba(0, 0, 0, 0) url("/assets/images/sprites/disclaimer_sprite.png") no-repeat scroll 56px -0px;
}
.ui-widget-disclaimer .ui-widget-header .ui-icon, .ui-widget-disclaimer .ui-dialog-titlebar-close:hover{background-image:none;}

.ui-icon.ui-icon-closethick {
    background: none;
}