function stro_Dalej(calosc){
	//var i;
	//var pokaz=new Array();
	var link;
	var pom;
	var pom2;
	var dalej = document.getElementById('stro_dalej');
	var wstecz = document.getElementById('stro_wstecz');
	var ktora = document.getElementById('stro_numer');
	pom2 = 'stro_'+ktora.innerHTML;
	link = document.getElementById(pom2);
	if (link != null) link.style.display = 'none';
	pom = parseInt(ktora.innerHTML)+1;
	ktora.innerHTML = parseInt(ktora.innerHTML)+1;
	
	/*for(i=1; i<calosc; i++) {
		link = document.getElementById(i);
		if (link != null) link.style.display = 'none';
	}
	for(i=parseInt(ktora.innerHTML)+1; i<parseInt(ktora.innerHTML)+ilosc+1; i++) {
		link = document.getElementById(i);
		if (link != null) link.style.display = '';
	}*/
	pom2= 'stro_'+pom;
	link = document.getElementById(pom2);
	link.style.display = "block";
	if (parseInt(ktora.innerHTML)==calosc-1) dalej.style.display = "none";
	if (parseInt(ktora.innerHTML)>0) wstecz.style.display = "";
	if (parseInt(ktora.innerHTML)==0) wstecz.style.display = "none";
	/*if (parseInt(ktora.innerHTML)>0) wstecz.style.display = "block";
	if (parseInt(ktora.innerHTML)<1) wstecz.style.display = "none";
    if (parseInt(ktora.innerHTML)+ilosc>calosc-1) dalej.style.display = "none";	
	if (parseInt(ktora.innerHTML)+ilosc<calosc+1) dalej.style.display = "block";	
	*/
	 

	}
function stro_Wstecz(calosc){
	//var i;
	//var pokaz=new Array();
	var link;
	var pom;
	var dalej = document.getElementById('stro_dalej');
	var wstecz = document.getElementById('stro_wstecz');
	var ktora = document.getElementById('stro_numer');
	pom2 = 'stro_'+ktora.innerHTML;
	link = document.getElementById(pom2);
	if (link != null) link.style.display = 'none';
	pom = parseInt(ktora.innerHTML)-1;
	ktora.innerHTML = parseInt(ktora.innerHTML)-1;
	
	/*for(i=1; i<calosc; i++) {
		link = document.getElementById(i);
		if (link != null) link.style.display = 'none';
	}
	for(i=parseInt(ktora.innerHTML)+1; i<parseInt(ktora.innerHTML)+ilosc+1; i++) {
		link = document.getElementById(i);
		if (link != null) link.style.display = '';
	}*/
	pom2= 'stro_'+pom;
	link = document.getElementById(pom2);
	link.style.display = '';
	if (parseInt(ktora.innerHTML)==calosc-1) dalej.style.display = "none";
	else
	dalej.style.display = "";
	if (parseInt(ktora.innerHTML)>0) wstecz.style.display = "";
	if (parseInt(ktora.innerHTML)==0) wstecz.style.display = "none";
	/*if (parseInt(ktora.innerHTML)>0) wstecz.style.display = "block";
	if (parseInt(ktora.innerHTML)<1) wstecz.style.display = "none";
    if (parseInt(ktora.innerHTML)+ilosc>calosc-1) dalej.style.display = "none";	
	if (parseInt(ktora.innerHTML)+ilosc<calosc+1) dalej.style.display = "block";	
	*/
	 

	}