jQuery.fn.corner = function(radius) {
    
    var rad = 5;
    
    if (radius) {
    	rad = radius;
    }
            
    var settings = {
      tl: { radius: rad },
      tr: { radius: rad },
      bl: { radius: rad },
      br: { radius: rad },
      antiAlias: true,
      autoPad: true,
      validTags: ["div"] };
    
    return this.each(function() {
        new curvyObject(settings,this).applyCorners();
	});   
                    
};