var previousmenu=""

function expandmenu(cid,obj,path){
if (obj){
    document.getElementById('img1').src = '/www/images/companies/tileorasi_off.gif' ;
    document.getElementById('img2').src = '/www/images/companies/radio_off.gif' ;
    document.getElementById('img3').src = '/www/images/companies/periodika_off.gif' ;
    document.getElementById('img4').src = '/www/images/companies/internet_off.gif';
    document.getElementById('img5').src = '/www/images/companies/tilepoikinonies_off.gif';
    document.getElementById('img6').src = '/www/images/companies/psixagogia_off.gif';
    document.getElementById('img7').src = '/www/images/companies/ekpedeusi_off.gif';
    document.getElementById('img8').src = '/www/images/companies/emporio_off.gif';
    document.getElementById('img9').src = '/www/images/companies/alla_off.gif'  ;
    obj.src = path;
 }                                
    if (previousmenu!="")
     document.getElementById(previousmenu).style.display="none"
   
    if (cid!=""){
        document.getElementById(cid).style.display="block"
        previousmenu=cid
        }
}