function hotpro()
{

/**first three define simple color option **/
document.getElementById('hp').className="tab1green";
document.getElementById('nl').className="tab1gray"

/**second three define on/off option **/
document.getElementById('hotpro').className="tableon";
document.getElementById('newlaunch').className="tableoff"
}

function newlaunch()
{
document.getElementById('hp').className="tab1gray1";
document.getElementById('nl').className="tab2green"

document.getElementById('hotpro').className="tableoff";
document.getElementById('newlaunch').className="tableon"
}