.main{width:900px; margin:0 auto; text-align:left; padding-top:13px;}

#cmdiv{width:585px;}
#lcmdiv1{width:100px; float:left;}
#lcmdiv{width:160px; float:left;}
#rcmdiv{width:418px; float:right;}
#halfdiv{margin:0; padding:0;width:260px; float:left;}