function isNumberKey(evt)
        {
            var charCode = (evt.which) ? evt.which : event.keyCode
            if (charCode > 31 && (charCode < 48 || charCode > 57))
            return false;

            return true;
        }

	function limitCount(textbox)
	{
		if (textbox.value > 10)
			textbox.value = 10;
	}

        function generateComboBox(count)
        {
            var content = "";
            var combobox = "<OPTION value=\"dvojposteľová samostatná\">dvojposteľová samostatná</OPTION>" +
		                   "<OPTION value=\"dvojposteľová v bunke\">dvojposteľová v bunke</OPTION>" +
		                   "<OPTION value=\"Apartmán - 2 osoby\">Apartmán - 2 osoby</OPTION>" + 
		                   "<OPTION value=\"Apartmán - 4 osoby\">Apartmán - 4 osoby</OPTION>" +
		                   "<OPTION value=\"Apartmán - LUX\">Apartmán - LUX</OPTION>";
            
            var tr = document.getElementById("druh_izby");
            var tr2 = document.getElementById("content");
            
            if ((count.length == 0) || isNaN(count) || (count == 0)){
                pocet_izieb_div.innerHTML = content;
                tr.style.visibility = "hidden";
                tr2.style.visibility = "hidden";
                return;
            }
            
            for(i=1; i <= count; i++)
            {                
                content += "<span class=\"formtext\" style=\"width:114px;\">" + i + ". izba</span>&nbsp;<select name=\"izba" + i + "\">" + combobox + "</select><br />";
            }

            pocet_izieb_div.innerHTML = content;
            tr.style.visibility = "visible";
            tr2.style.visibility = "visible";
        }

			function SubmitNow()
			{
				var items = document.forms(0).elements;
				var valid = true;
				
				for(i=0; i < items.length; i++)
				{
					switch(items(i).type.toUpperCase())
					{
						case "TEXT":
							if (!IsValid(items(i)))	valid = false;
							break;
					}
				}
				return valid;
			}
			function IsValid(item)
			{
				var validatorItem = document.getElementById("validator_"+item.name);

				if (validatorItem != null)
				{
					validatorItem.style.visibility = "hidden";
					if (item.value.length == 0)
					{
						validatorItem.style.visibility = "visible";
						return false;
					}
				}
				return true;
			}