AidCalculator = Class.create({

    initialize: function(baseUrl) {
        this.baseUrl = baseUrl;
    },

    start: function() {
        window.frames['foerdermittelIframe'].location = this.baseUrl + 'home.FdbProxy.html?requestUrl=' + encodeURI('http://foerdermittelauskunft.de/extern/moderne-heizung/object.php');
    }
});

function onFdbIframeLoaded() {
    var fdbIframe = document.getElementById('foerdermittelIframe');
    fdbIframe.style.height = '0px';
    fdbIframe.style.height = fdbIframe.contentWindow.document.body.scrollHeight + "px";
}