#wp_fs_stencies{
	background:url(../js/st_btn.png) no-repeat 2px 1px !important;
	}
	
#wp_fs_grid{
		background:url(../js/grid_btn.png) no-repeat 2px 1px !important;
}
#wp_fs_stencies:hover,#wp_fs_grid:hover{background-position:2px -19px !important}