var ie = (document.all)? true:false;

if(!ie) {
	document.captureEvents(Event.MOUSEMOVE);
	document.onmousemove=mousePos;
	var pozX, pozY;
}

function mousePos(e) {
	pozX=e.pageX;
	pozY=e.pageY;
}


function get_obj(name) {
  if (document.getElementById) { 
    obj=document.getElementById(name);
  } else if (document.layers) { 
    obj=document.layers[name];
  } else if (document.all) {
    obj=document.all[name];
  } else {
    obj=false;
  }
  return obj;
}

function get_obj_style(name) {
  if (document.getElementById) { 
    obj=document.getElementById(name).style;
  } else if (document.layers) { 
    obj=document.layers[name];
  } else if (document.all) { 
    obj=document.all[name].style;
  } else {
    obj=false;
  }
  return obj;
}

function show_obj(name) {
  var agt=navigator.userAgent.toLowerCase();
  var is_ie5 = ((parseInt(navigator.appVersion) == 4) && (agt.indexOf("msie 5.0")!=-1) && (agt.indexOf("opera") == -1));
  if (document.getElementById && !is_ie5) {
    obj=document.getElementById(name).style.visibility = "visible";
    document.getElementById(name).style.display = "inline";
  } else if (document.layers) {
    obj=document.layers[name].visibility = "show";
    document.layers[name].display = "inline";
  } else if (document.all) {
    obj=document.all[name].style.visibility = "visible";
    document.all[name].display = "inline";
  } else {
    obj=false;
  }
}

function hide_obj(name) {
  var agt=navigator.userAgent.toLowerCase();
  var is_ie5 = ((parseInt(navigator.appVersion) == 4) && (agt.indexOf("msie 5.0")!=-1) && (agt.indexOf("opera") == -1));

  if (document.getElementById && !is_ie5) {
    obj=document.getElementById(name).style.visibility = "hidden";
    document.getElementById(name).style.display = "none";
  } else if (document.layers) {
    obj=document.layers[name].visibility = "hide";
    document.layers[name].display = "none";
  } else if (document.all) {
    obj=document.all[name].style.visibility = "hidden";
    document.all[name].display = "none";
  } else {
    obj=false;
  }
}
function pokaz(fotkaid){
	scrolly = 0;
	if(document.documentElement.scrollTop) scrolly=document.documentElement.scrollTop;
	if(document.body.scrollTop) scrolly=document.body.scrollTop;

	var x = (!ie)? pozX : event.x+document.body.scrollLeft;
	var y = (!ie)? pozY : event.y+scrolly;
	
	
	get_obj_style('thumb').left=x+30+"px";
	get_obj_style('thumb').top=y-100+"px";

	get_obj('thumb_img').src='images/wait.gif';	
	show_obj('thumb');
	get_obj('thumb_img').src=fotkaid;
	return true;
}

function ukryj(){
	hide_obj('thumb');
}

function zmien(fotkaname,imgobj)
{
    get_obj('bigfotka').src=fotkaname;
    get_obj('fotkatitle').innerHTML = imgobj.alt;
    

}

function checkAll(like) 
{
    ch = like.checked;
    cbg = getByTagNameFromId('input', 'wiadomosci');
    for (cb = 0; cb < cbg.length; cb++) 
    {
        if (!(cbg[cb].type == 'radio'))  
        cbg[cb].checked = true;
    }
}