/* Navigation */

#home a {
text-indent: -1000em; 
/* This '-1000em' is a little hack which misalligns any text such that it cannot be read */
background: url(../images/home.jpg) no-repeat left top;
width: 125px;
height: 17px; 
/* The 36px height allows only the top half of the image to be used */
display: block;
overflow: hidden;
position: absolute;
top: 53px;
left: 0px;
}

#home a:hover {
background-position: 0px -17px; 
/* This adjusts background positioning such that only the bottom half of the image can be seen */
}


#elderly a {
	text-indent: -1000em;
	/* This '-1000em' is a little hack which misalligns any text such that it cannot be read */
background: url(../images/elderly.jpg) no-repeat left top;
	width: 125px;
	height: 17px;
	/* The 36px height allows only the top half of the image to be used */
display: block;
	overflow: hidden;
	position: absolute;
	top: 53px;
	left: 300px;
}

#elderly a:hover {
background-position: 0px -17px; 
/* This adjusts background positioning such that only the bottom half of the image can be seen */
}

#brain a {
	text-indent: -1000em;
	/* This '-1000em' is a little hack which misalligns any text such that it cannot be read */
background: url(../images/brain.jpg) no-repeat left top;
	width: 140px;
	height: 17px;
	/* The 36px height allows only the top half of the image to be used */
display: block;
	overflow: hidden;
	position: absolute;
	top: 53px;
	left: 140px;
}

#brain a:hover {
background-position: 0px -17px; 
/* This adjusts background positioning such that only the bottom half of the image can be seen */
}