// zabawka do uwag ;]

function przelacz(x)
  {
if(document.getElementById(x).style.display == 'none')
   {document.getElementById(x).style.display = 'block'}
else
{document.getElementById(x).style.display = 'none'}
   }
   
   function wylacz(x)
  {
if(document.getElementById(x).style.display == 'block')
   {document.getElementById(x).style.display = 'none'}
else
{document.getElementById(x).style.display = 'block'}
   }