$(document).ready(function(){
    stretchcontent();
    $(window).resize( stretchcontent );
    function stretchcontent() {
        
        if($('#contentcontainer').height() > $('#sidebar').height()){$('#sidebar').height($('#contentcontainer').height()+60)}
        else{$('#sidebar').height($(window).height() - ($('#header').height() - 10)) ;}
        if($(window).height() > $('#contentcontainer').height()){
            $('#contentcontainer').height($(window).height() - ($('#header').height() - 10)) ;
        }
    } 
    curvyCorners({
        tl: {radius: 2},
        tr: {radius: 2},
        bl: {radius: 2},
        br: {radius: 2},
        antiAlias: true}, "#sidebar li");
}

);