$(document).ready(function(){ 
  
    settings = {
            tl: { radius: 5 },
            tr: { radius: 5 },
            bl: { radius: 0 },
            br: { radius: 0 },
            antiAlias: true,
            autoPad: true
        }
      
    $('.5round').corner(settings);
    
    settings = {
            tl: { radius: 5 },
            tr: { radius: 0 },
            bl: { radius: 5 },
            br: { radius: 0 },
            antiAlias: true,
            autoPad: true
        }
    $('span.block').corner(settings);
    
});