function fnExternalSite() {
    window.open("https://www.thebookingbutton.com.au/public/reservation/PropertyOverview.do?channelCode=KANGAROOVGCRDIRECT");
}

function checkAvailability() {
    window.open("https://www.thebookingbutton.com.au/public/reservation/PropertyOverview.do?channelCode=KANGAROOVGCRDIRECT&dateFrom=" + $(".ddlMonths").val() + "-" + $(".ddlDays").val());
}

$(document).ready(function() {

    var contentHeight = $("#content").height();
    var sidebarHeight = $("#sidebar").height();

    if (sidebarHeight > contentHeight) {
        $("#content").css({ "height": (sidebarHeight + 50) + "px"});
    }

});