var velikostBool = false;

function zmenVelikost() 
{
	if(!velikostBool)
	{
		httpRequest = new XMLHttpRequest();
		httpRequest.open("POST", "velikost", true);
		httpRequest.onreadystatechange=function() { processRequestVelikost(); };
		httpRequest.send(null);
		var pathC = window.location.href;
		var ind = pathC.indexOf("#");
		if(ind)
			pathC = pathC.substr(0, ind);
		window.location.href = pathC+"#velikosti";
	}
	else
	{
		var kam = document.getElementById("velikostiTabulka");
		kam.innerHTML =	"";
		kam = document.getElementById("tabulkaOdkaz");
		kam.innerHTML =	"Zobrazit tabulku velikostí";
	}
	velikostBool = !velikostBool;
	return false;
}

function processRequestVelikost() 
{
	if (httpRequest.readyState == 4) 
	{
		if (httpRequest.status == 200) 
		{
			if(httpRequest.responseText.length>0)
			{
				var kam = document.getElementById("velikostiTabulka");
				kam.innerHTML =	httpRequest.responseText;
				kam = document.getElementById("tabulkaOdkaz");
				kam.innerHTML =	"Skrýt tabulku velikostí";
				return;
			}
			window.location.href = "velikosti";
		}
	}
}

function zmenKategorie(id, katStav, cesta) 
{
	httpRequest = new XMLHttpRequest();
	httpRequest.open("POST", "kategorie?zmenaId="+id+"&katStav="+katStav, true);
	httpRequest.onreadystatechange=function() { processRequestKategorie(cesta); };
	httpRequest.send(null);
	return false;
}

function processRequestKategorie(cesta) 
{
	if (httpRequest.readyState == 4) 
	{
		if (httpRequest.status == 200) 
		{
			if(httpRequest.responseText.length>0)
			{
				var kam = document.getElementById("kategorie");
				kam.innerHTML =	httpRequest.responseText;
				return;
			}
		}
		window.location.href = cesta;
	}
}

function zmen(cesta, div) 
{
	httpRequest = new XMLHttpRequest();
	httpRequest.open("POST", cesta, true);
	httpRequest.onreadystatechange=function() { processRequestSprava(div); };
	httpRequest.send(null);
	return false;
}

function processRequestSprava(div) 
{
	if (httpRequest.readyState == 4) 
	{
		if (httpRequest.status == 200) 
		{
			if(httpRequest.responseText.length>0)
			{
				var kam = document.getElementById(div);
				kam.innerHTML =	httpRequest.responseText;
				return;
			}
		}
		/*window.location.href = cesta;*/
	}
}