function changePid(pid)
{
	createCookie('mtPid',pid,999);
	window.location.reload()
}

function setCookie(c_name,value,expiredays)
{
var exdate=new Date();
exdate.setDate(exdate.getDate()+expiredays);
document.cookie=c_name+ "=" +escape(value)+
((expiredays==null) ? "" : ";expires="+exdate.toGMTString());
}

function galleryNext()
{
	var divs = document.getElementById('galleryBox').getElementsByTagName('div');
	for(i=1;i<divs.length - 1;i++)
	{
		if(divs[i].style.display =='block' || divs[i].style.display =='')
		{
			if(i+1 < divs.length -1)
			{
				divs[i+1].style.display = 'block';
				divs[i].style.display = 'none';
				
			}
			if(i+1 == divs.length - 2)
				divs[divs.length -1].style.visibility = 'hidden';
			if(divs.length > 3)
				divs[0].style.visibility = 'visible';
			return 1;
	
			
		}
	}
}

function galleryBack()
{
	var divs = document.getElementById('galleryBox').getElementsByTagName('div');
	for(i=1;i<=divs.length - 1;i++)
	{
		if(divs[i].style.display =='block' || divs[i].style.display =='')
		{
			if(i > 1)
			{
				divs[i].style.display = 'none';
				divs[i-1].style.display = 'block';
			}
			if(i == 2)
				divs[0].style.visibility = 'hidden';
			if(divs.length > 3)
				divs[divs.length -1].style.visibility = 'visible';
			return 1;
		}
	}
}
function onMouseOverNavi(elem)
{
	alert(elem.src);
}


function showGalleryDesc(lang ,text,nr)
{
	var desc = document.getElementById('galleryDesc');
	switch(lang)
	{
		case 'PL':
			if(text != '') text = ' - '+text;
			desc.innerHTML='Opis zdjęcia : zdjęcie '+nr+' '+text;
			break;
		case 'EN':
			if(text != '') text = ' - '+text;
			desc.innerHTML='Image description : image '+nr+' '+text;
			break;
	}
		
	//desc.style.visibility='visible';
}

function hideGalleryDesc(lang)
{
	var desc = document.getElementById('galleryDesc');
	switch(lang)
	{
		case 'PL':
			desc.innerHTML='Opis zdjęcia : ';
			break;
		case 'EN':
			desc.innerHTML='Image description : ';
			break;
	}
	//desc.style.visibility='hidden';
}

function createCookie(name,value,days) {
	if (days) {
		var date = new Date();
		date.setTime(date.getTime()+(days*24*60*60*1000));
		var expires = "; expires="+date.toGMTString();
	}
	else var expires = "";
	document.cookie = name+"="+value+expires+"; path=/";
}

function readCookie(name) {
	var nameEQ = name + "=";
	var ca = document.cookie.split(';');
	for(var i=0;i < ca.length;i++) {
		var c = ca[i];
		while (c.charAt(0)==' ') c = c.substring(1,c.length);
		if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
	}
	return null;
}

function eraseCookie(name) {
	createCookie(name,"",-1);
}