function runter(v_idname)
{
document.getElementById(v_idname).style.visibility='hidden';
}

function drauf(v_idname)
{
document.getElementById(v_idname).style.visibility='visible';
}

function reset_team()
{
document.getElementById('vierow').style.visibility='hidden';
}

function praxis()
{
document.getElementById('f_untersuchung').style.visibility='hidden';
document.getElementById('f_sprechzimmer').style.visibility='hidden';
document.getElementById('f_tube').style.visibility='hidden';
document.getElementById('f_ausblick').style.visibility='hidden';
document.getElementById('f_blumen').style.visibility='hidden';
document.getElementById('f_laser').style.visibility='hidden';
document.getElementById('f_warten').style.visibility='hidden';
document.getElementById('f_spielecke').style.visibility='hidden';
document.getElementById('f_stuehle').style.visibility='hidden';
}

function pdrauf(v_idname)
{
praxis();
document.getElementById(v_idname).style.visibility='visible';
}

function adrauf(v_idname)
{
document.getElementById(v_idname).style.visibility='visible';
}