function showPopup(x,y,w,h,baseText)
{
    var popUp = document.getElementById("popupcontent");
    popUp.style.top = y + "px";
    popUp.style.left = x + "px";
    popUp.style.width = w + "px";
    popUp.style.height = h + "px";
       
    if (baseText == null) baseText = popUp.innerHTML;
    popUp.innerHTML = baseText;
    popUp.style.visibility = "visible";
  }
  
function hidePopup()
  {
      var popUp = document.getElementById("popupcontent");
      popUp.style.visibility = "hidden";
  }

function showPopup_button(x,y,w,h,baseText)
{
    var popUp = document.getElementById("popupcontent");
       
    popUp.style.top = y + "px";
    popUp.style.left = x + "px";
    popUp.style.width = w + "px";
    popUp.style.height = h + "px";
       
    if (baseText == null) baseText = popUp.innerHTML;
    popUp.innerHTML = baseText +
    "<div id=\"statusbar\"><button onclick=\"hidePopup();\">Bezár<button></div>"; 
       
    var sbar = document.getElementById("statusbar");
    sbar.style.marginTop = (parseInt(h)-40) + "px";
    popUp.style.visibility = "visible";
  }