function SchowajWszystkie(index)
{
 document.getElementById('opis1').style.display=(index =='opis1')?"block":"none";
 document.getElementById('opis2').style.display=(index =='opis2')?"block":"none";
 document.getElementById('opis3').style.display=(index =='opis3')?"block":"none";
 document.getElementById('opis4').style.display=(index =='opis4')?"block":"none";
 document.getElementById('opis5').style.display=(index =='opis5')?"block":"none";
 document.getElementById('opis6').style.display=(index =='opis6')?"block":"none";
 document.getElementById('opis7').style.display=(index =='opis7')?"block":"none";
 document.getElementById('opis8').style.display=(index =='opis8')?"block":"none";
 document.getElementById('opis9').style.display=(index =='opis9')?"block":"none";
 document.getElementById('opis10').style.display=(index =='opis10')?"block":"none";
 document.getElementById('opis11').style.display=(index =='opis11')?"block":"none";
 document.getElementById('opis12').style.display=(index =='opis12')?"block":"none";
 document.getElementById('opis13').style.display=(index =='opis13')?"block":"none";
 document.getElementById('opis14').style.display=(index =='opis14')?"block":"none";
 document.getElementById('opis15').style.display=(index =='opis15')?"block":"none";
 document.getElementById('opis16').style.display=(index =='opis16')?"block":"none";
 document.getElementById('opis17').style.display=(index =='opis17')?"block":"none";
 document.getElementById('opis18').style.display=(index =='opis18')?"block":"none";

}