#footerMenu{
	z-index:10; 		/* The sidebar flash sometimes hide the footer's links  */
	position:relative;  /* then is necesary the position and z-index property   */
	text-align:center;
}
#footerMenu .invisible{
	display:none;
	visibility:hidden;
}
#footerMenu .onexone{
	width:1px;
	height:1px;
}