* { padding: 0; margin: 0; }

#wrapper {width: 920px; margin: 0 auto;}

#left {width: 439px; float: left; display: inline;}
#left a {display: block; width: 439px; height: 100%;}

#right {width: 481px; float: left; display: inline;}
#right a {display: block; width: 481px; height: 100%;}