<!--

	function IsNumeric(sText)
	{
		var ValidChars = "0123456789";
		var IsNumber=true;
		var Char;

		for (i = 0; i < sText.length && IsNumber == true; i++)
		{
		  Char = sText.charAt(i);
		  if (ValidChars.indexOf(Char) == -1)
		  {
		     IsNumber = false;
		  }
		}

		return IsNumber;
   }


  function SetQuantity(id_prod, thisfile)
  {
    var s = prompt("Zadejte požadovaný počet");
    if (s == undefined) s = "";
    if (s.length <= 0) return false;

	if (!IsNumeric(s))
	{
		alert("Vkládejte pouze číselný údaj.");
		return;
	}

    window.location=thisfile + "?action=quant&id_prod=" + id_prod + "&quant=" + s;
    return false;
  }


  function RemoveFromBasket()
  {
    var agree=confirm("Odebrat položku z košíku?");
    if (agree)
        return true;
    else
       	return false;
  }


	function FormatPriceCZ(context)
	{
		//var val = (context == null) ? new Number(this) : Math.abs(this);
		var val = context;
		val = val.toFixed(2);
		var arr = val.split('.');

		var spl = arr[0].split('');

		var strResult = '';
		var counter = 0;
		for (var i = 0; i < spl.length; i++)
		{
			var mychar = spl[spl.length-i-1];
			strResult = mychar + strResult;
			counter++;
       		if (counter >= 3)
			{
				strResult = ' ' + strResult;
				counter=0;
			}
     	}
		arr[0] = strResult;

		if ((arr[1]*1)==0)
		{
			arr[1] = '-';
		}
		return arr.join(',');
	}



// -->