function zeigs(ebnam)
{
var ebname=ebnam;
document.getElementById(ebname).style.visibility = "visible";
}
function verstecks (ebnam)
{var ebname=ebnam;
document.getElementById(ebname).style.visibility = "hidden";
}
function schwach(obnam)
{var obj=obnam;
document.getElementById(obj).style.filter="Alpha (opacity=60,finishopacity=35,style=2)";

}
function stark(obnam)
{var obj=obnam;
document.getElementById(obj).style.filter="Alpha (opacity=100,finishopacity=0,style=0)";
}