div#topnav_above, 
div#header, 
div#mediummenu_above, 
div#leftcolumn, 
div#rightcolumn, 
div#footer, 
div#crumbtrail {
    display: none;
}

div#centercolumn, 
div#contentcontainer, 
div#contentcontainer_above,
div#globalwrapper {
    width: 100%;
    float: none;
    padding: 0px;
    margin: 0px;
}