var poc = 0;

function showInfo(imWidth,imHeight,winFile)  
    { 
      if (poc !== 0) { iwin.close(); }; 
     
      url = winFile; 
      resStr = "resizable=0,scrollbars=0";

                                             // define window oversize
      winPlusWidth = 0;
      winPlusHeight = 0;
                                             // calculate window size
      winHeight = imHeight + winPlusHeight;
      winWidth = imWidth + winPlusWidth;
                                             // test if the window is not too large
		heightOK = true;
		
      if (winHeight>screen.availHeight)
        {
         winHeight = screen.availHeight-80;
      	 resStr=",resizable=1,scrollbars=1";
    	 heightOK = false;
      	}
      	
      if (heightOK==false)
        { 
         winWidth = winWidth+22;
      	}	
      								 
      if (winWidth>screen.width)
        { 
          winWidth = screen.width-80;
      	  resStr=",resizable=1,scrollbars=1";
      	}								 

                                                        // calculate centered window position
      winLeft = Math.round((screen.width-winWidth)/2);
      winTop  = Math.round((screen.availHeight-winHeight)/2);

      iwin = window.open(url, "", "left="+winLeft+",top="+winTop+",height="+winHeight+",width="+winWidth+",directories=no,location=no,menubar=no,status=no,toolbar=no,resizable=0,scrollbars=1");
      
      poc++;
      return true;
    }
    
    
function displayEmail(jmeno,domena,pripona) {

  adresa = jmeno + '@' + domena + '.' + pripona;

  document.write("<a href=\"mailto:" + adresa + "\">" + adresa + "</a>");

}

function displayEmail2(jmeno,domena,pripona,zobrazovane_jmeno) {

  adresa = jmeno + '@' + domena + '.' + pripona;

  document.write("<a href=\"mailto:" + adresa + "\">" + zobrazovane_jmeno + "</a>");

}