// JScript-Datei
function Init()
{
    //document.getElementById("ifrSearch").contentWindow.document.addEventListener("onReadyStateChange", resizeIFrameBox, true);    
}

function resizeIFrameBox()
{   
    var ifr = document.getElementById("ifrSearch");
    
    if (ifr.readyState == 'complete')
    {
        //var b = document.getElementById("boxIFrame");
        ifr.style.height = '3000px';

    }
}