.silicongrafik, .porchgrafik, .deskgrafik, .moneygrafik { width:200px;height:45px;float:left;margin:0 15px 5px 0; }

.silicongrafik a, .porchgrafik a, .deskgrafik a, .moneygrafik a { display:block;height:45px;text-indent:-9999px; }

.silicongrafik {  background-image:url(http://blog.oregonlive.com/business_impact/2009/01/siliconbug.jpg); }

.porchgrafik { background-image:url(http://blog.oregonlive.com/business_impact/2009/01/porchbug.jpg); }

.deskgrafik { background-image:url(http://blog.oregonlive.com/business_impact/2009/01/deskbug.jpg); }

.moneygrafik { background-image:url(http://blog.oregonlive.com/business_impact/2009/01/moneybug.jpg); }