function fOpenWindow(strFile, intWidth, intHeight)
{
    window.open(strFile, '_blank', 'width=' + intWidth + ',height=' + intHeight + ',scrollbars=1,dependent=1');
}

function fChangeColor(sObject, sColor)
{
    document.getElementById(sObject).style.backgroundColor = sColor;
}

function fChangeImage(oObject, sImage)
{
    oImage = new Image();
    oImage.src = sImage;
    oObject.src = oImage.src;
}