var x=0,y=0;
var casovac;

 function prohlizec(){
  if (navigator.appName=="Netscape") return "ns";
  if (navigator.appName=="Microsoft Internet Explorer") return "ie";
 } 

 function mousex(myEvent){
  if (prohlizec()=="ns"){
    return myEvent.pageX+document.body.scrollLeft;
  } else {
    return window.event.clientX;
  }
 }

 function mousey(myEvent){
  if (prohlizec()=="ns"){
    return myEvent.pageY-document.body.scrollTop; 
  } else {
    return window.event.clientY; 
  }
 }


 function mousexy(myEvent){
  y=mousey(myEvent);
  x=mousex(myEvent);
 }


function bub_on(idecko,sirka,vyska,poloha){
  var pozy,pozx;
  g_idecko=idecko;
  var cislo=document.getElementById(idecko);
  cislo.style.borderWidth="1px";
  cislo.style.fontSize="10px";
  cislo.style.backgroundColor="#FFFFFF"; 
  cislo.style.color="#000000"; 
  cislo.style.fontFamily="Verdana";
  cislo.style.borderStyle="solid"; 
  cislo.style.borderColor="#000000"; 
  cislo.style.width=sirka+"px";
  cislo.style.height=vyska+"px"; 
  cislo.style.position="absolute"; 
	//cislo.style.display="";
	casovac=window.setTimeout("bub_zob()",1000);
	//cislo.style.top=event.clientY+15+document.body.scrollTop;
	//cislo.style.left=event.clientX+12+document.body.scrollLeft;
  if (poloha=="l"){
    if (y<vyska){ pozy=10+document.body.scrollTop; } else { pozy=(y-vyska)+document.body.scrollTop; }
  	cislo.style.top=pozy;
	  cislo.style.left=(x-sirka)-50;
  }
  if (poloha=="p"){
    if (y<vyska){ pozy=10+document.body.scrollTop; } else { pozy=(y+document.body.scrollTop)+10; }
  	cislo.style.top=pozy;
	  cislo.style.left=x+10;
  }

  //document.getElementById("status").innerHTML="stav: "+x+":"+y+" - "+vyska+" - "+pozy;
}                             

function bub_zob(){
 var cislo=document.getElementById(g_idecko);
 cislo.style.display="";
}

function bub_off(idecko){
  cislo=document.getElementById(idecko)
	cislo.style.display="none";
  window.clearTimeout(casovac);
} 

document.onmousemove = mousexy;