#sF { width: 962px; margin: 0 auto; }

#k12 {width: 962px; margin: 0 auto; overflow: hidden; background: #fff; z-index: 2;}
#k1 { float: left; width: 642px; padding: 0  0 0 15px;overflow: hidden;}
#k2 { float: right; width: 300px;}