$(document).load(function() {

equalheight($('.intro-video'), $('.join-community'), $('.buy-the-book'));

equalheight($('.resources'), $('.resources-newsletters'), $('.resources-days'));
    
 });

 function equalheight(a, b, c) {
     try {
         if ((aH = a.outerHeight()) > (bH = b.outerHeight() + c.outerHeight())) c.height(c.height() + (aH - bH)); else a.height(a.height() + (bH - aH));
     } catch (err) { ; }
}

function equalheight2(a, b, c) {
    cih = c.height();
    caih = a.height();
    cbih = b.height() + cih;

    ch = c.outerHeight();
    cah = a.outerHeight();
    cbh = b.outerHeight() + ch;

    if (cah > cbh) {
        p = cbh - cbih;
        diff = cah - cbh;
        c.height(ch + diff - p);
    }
    else {
        p = cah - caih;
        diff = cbh - cah;
        a.height(cah + diff - p);
    }
}