var mysx;
var mysy;
var x;
var y;

function helpon(e,nazov) {
  if (document.all && !window.opera) {
    x = event.clientX + document.body.scrollLeft;
    y = event.clientY + document.body.scrollTop+20;  
  }  
  else {
    x = e.pageX;
    y = e.pageY+20;
  }
  if (document.all && !window.opera) {
    document.getElementById(nazov).style.pixelLeft = x;
    document.getElementById(nazov).style.pixelTop = y;
  }
  else {
    document.getElementById(nazov).style.left = x + "px";
    document.getElementById(nazov).style.top = y + "px";
  }
  document.getElementById(nazov).style.display="block";
}

function helpoff(nazov) {
  document.getElementById(nazov).style.display="none";
}