

#prevLink, #nextLink{ width: 49%; height: 100%; background-image: url(data:image/gif;base64,AAAA); /* Trick IE into showing hover */ display: block; }
#prevLink { left: 0; float: left;}
#nextLink { right: 0; float: right;}
#prevLink:hover, #prevLink:visited:hover { background: url(../images/prevlabel.gif) left 15% no-repeat; }
#nextLink:hover, #nextLink:visited:hover { background: url(../images/nextlabel.gif) right 15% no-repeat; }