function terminy_zwijarka(i) {
	for (k=6; k<i; k++) {
		termin = document.getElementById('prezentacja_szkolenia_terminy_'+k);
		if(termin.style.display=='none')
			termin.style.display='block';
		else
			termin.style.display='none';
	}
	
	link = document.getElementById('terminy_zwijarka');
	if(link.innerHTML=='Zobacz inne terminy')
		link.innerHTML = 'ukryj terminy >>';
	else
		link.innerHTML = 'Zobacz inne terminy';
}

function kalendarz(miesiac,rok, znak) {
	
		kal = document.getElementById('kalendarz');
		
		if (window.XMLHttpRequest) {// code for IE7+, Firefox, Chrome, Opera, Safari
			xmlhttp=new XMLHttpRequest();
		}
		else {// code for IE6, IE5
			xmlhttp=new ActiveXObject("Microsoft.XMLHTTP");
		}
		
		xmlhttp.onreadystatechange=function() {
			if (xmlhttp.readyState==4 && xmlhttp.status==200) {
				kal.innerHTML=xmlhttp.responseText;
			}
		}
		
		xmlhttp.open("GET","inc/kal.inc.php?mi="+miesiac+"&ro="+rok+"&zn="+znak,true);
		xmlhttp.send();
}


	function przewin(step,ile) {
		
		var galeria;
	
		galeria = document.getElementById('scroller_content');
		
		if (window.XMLHttpRequest) {// code for IE7+, Firefox, Chrome, Opera, Safari
			xmlhttp=new XMLHttpRequest();
		}
		else {// code for IE6, IE5
			xmlhttp=new ActiveXObject("Microsoft.XMLHTTP");
		}
		
		xmlhttp.onreadystatechange=function() {
			if (xmlhttp.readyState==4 && xmlhttp.status==200) {
				galeria.innerHTML=xmlhttp.responseText;
			}
		}
		
		xmlhttp.open("GET","inc/scroller.inc.php?step="+step+"&ile="+ile,true);
		xmlhttp.send();
		
		step1 = step-1;
		step2 = step+1;
		
		if(step<=0) {
			document.getElementById('temp1').innerHTML='&nbsp;';	
		}
		else {
			document.getElementById('temp1').innerHTML="<div id='scroller_left' onclick='przewin("+step1+", "+ile+"); return false;'><a href='#'><img src='img/left_arrow.png' /></a></div>";	
		}
		
		if(step>=ile-5) {
			document.getElementById('temp2').innerHTML='&nbsp;';
		}
		else {
			document.getElementById('temp2').innerHTML="<div id='scroller_right' onclick='przewin("+step2+", "+ile+"); return false;'><a href='#'><img src='img/right_arrow.png' /></a></div>";	
		}
	}
	
	function przewin1(step,ile) {
		
		var galeria;
	
		galeria = document.getElementById('scroller_content1');
		
		if (window.XMLHttpRequest) {// code for IE7+, Firefox, Chrome, Opera, Safari
			xmlhttp=new XMLHttpRequest();
		}
		else {// code for IE6, IE5
			xmlhttp=new ActiveXObject("Microsoft.XMLHTTP");
		}
		
		xmlhttp.onreadystatechange=function() {
			if (xmlhttp.readyState==4 && xmlhttp.status==200) {
				galeria.innerHTML=xmlhttp.responseText;
			}
		}
		
		xmlhttp.open("GET","inc/scroller1.inc.php?step="+step+"&ile="+ile,true);
		xmlhttp.send();
		
		step1 = step-1;
		step2 = step+1;
		
		if(step<=0) {
			document.getElementById('temp11').innerHTML='&nbsp;';	
		}
		else {
			document.getElementById('temp11').innerHTML="<div id='scroller_left1' onclick='przewin1("+step1+", "+ile+"); return false;'><a href='#'><img src='img/left_arrow.png' /></a></div>";	
		}
		
		if(step>=ile-5) {
			document.getElementById('temp21').innerHTML='&nbsp;';
		}
		else {
			document.getElementById('temp21').innerHTML="<div id='scroller_right1' onclick='przewin1("+step2+", "+ile+"); return false;'><a href='#'><img src='img/right_arrow.png' /></a></div>";	
		}
	}