function kinyit(sec)
{
     thisSec = eval('e' + sec);
     if (thisSec != null){
          if (thisSec.length){
               if (thisSec[0].style.display != 'none'){
                    for (var i=0;i<thisSec.length;i++) {thisSec[i].style.display = 'none'}
               }
               else{
                    for (var i=0;i<thisSec.length;i++) {thisSec[i].style.display = 'inline'}
               }
          }
          else{
                         if (thisSec.style.display != 'none')     {thisSec.style.display = 'none'}
               else{thisSec.style.display = 'inline'}
          }
     }

}