#main { width: 950px; }

#header { height: 142px; }
#header .left  { width: 270px; height: 142px; overflow: hidden; }
#header .right { width: 600px; height: 142px; }

#middle { }
#middle .columns1 .column1 { width: 270px; overflow: hidden; }
#middle .columns1 .column2 { width: 600px; }

#footer { height: 100px; }