// JavaScript Document

function shoh(id) { 
	if (document.getElementById) { // DOM3 = IE5, NS6
		if (document.getElementById(id).style.display == "none"){
			document.getElementById(id).style.display = 'block';
		} else {
			document.getElementById(id).style.display = 'none';			
		}	
	} else { 
		if (document.layers) {	
			if (document.id.display == "none"){
				document.id.display = 'block';
			} else {
				document.id.display = 'none';
			}
		} else {
			if (document.all.id.style.visibility == "none"){
				document.all.id.style.display = 'block';
			} else {
				document.all.id.style.display = 'none';
			}
		}
	}
}

function getQueryVariable(variable) { 
 var query = window.location.search.substring(1); 
 var vars = query.split("&"); 
 for (var i=0;i<vars.length;i++) { 
  var pair = vars[i].split("="); 
  if (pair[0] == variable) { 
  return pair[1]; 
  } 
 }
}

function onLoadExpand (nr, media) {
 var questions = 30; 
 if ((nr != null) || (nr != undefined)) {
   document.getElementById('pyt'+nr).style.display = 'block';
 }
 if ((media == 'printer')) {
   for (var i=1; i<=questions; i++) {
     if (document.getElementById('pyt'+i) != undefined) {
     document.getElementById('pyt'+i).style.display = 'block';
     }
   }
 }
}

window.onload = function() {
var pytanie = getQueryVariable('id');
var site = getQueryVariable ('MEDIA');
onLoadExpand (pytanie, site);
}