function gry(butt0){
  document.getElementById(butt0).style.color="#666666";
  document.getElementById(butt0).style.textDecoration="none";
}
function blk(butt0){
  document.getElementById(butt0).style.color="#000000";
  document.getElementById(butt0).style.textDecoration="underline";
}
function tick0(antw0){
  document.getElementById(antw0).src="layout/tick_dgy_14_14.gif";
}
function tick1(antw0){
  document.getElementById('Tick1').src="layout/tick_dgy_14_14.gif";
  document.getElementById('Tick2').src="layout/tick_dgy_14_14.gif";
  document.getElementById('Tick3').src="layout/tick_dgy_14_14.gif";
  document.getElementById('Tick4').src="layout/tick_dgy_14_14.gif";
  document.getElementById(antw0).src="layout/tick_blk_14_14.gif";
}