function RenderHeight(pElement)
{
    var container = document.getElementById(pElement);
    container.style.height = document.body.clientHeight;
    if(document.documentElement.clientHeight > container.clientHeight)
    {
        container.style.height = document.documentElement.clientHeight-80;
    }
}

function blok_hover(id)
{
    document.getElementById("item"+id).style.opacity = 0.7;
    document.getElementById("item"+id).style.filter = 'alpha(opacity=70)';
    document.getElementById("btn"+id).style.background = 'url("/templates/img/meer_info_hover.gif") center no-repeat';
}

function blok_out(id)
{
    document.getElementById("item"+id).style.opacity = 1;
    document.getElementById("item"+id).style.filter = 'alpha(opacity=100)';
    document.getElementById("btn"+id).style.background = 'url("/templates/img/meer_info.gif") center no-repeat';
}

function btn_hover(id)
{
    document.getElementById(id).style.background = 'url("/templates/img/meer_info_hover.gif") center no-repeat';
}

function btn_out(id)
{
    document.getElementById(id).style.background = 'url("/templates/img/meer_info.gif") center no-repeat';
}