function IsInt(e, objname)
{
  var keynum
  var keychar
  var numcheck
  var obj = document.getElementById (objname);

  //keynum = e.keyCode

  if(window.event) // IE
	{
		keynum = e.keyCode
	}
	else if(e.which) // Netscape/Firefox/Opera
	{
		keynum = e.which
	}

	if(keynum == 8)
		return true;

  keychar = String.fromCharCode(keynum)
  numcheck = /\d/

  return numcheck.test(keychar);
}


function MarkCartButton(obj_name, val)
{
	if(val == 1)
	{
		document.getElementById(obj_name).style.border = "1px solid #000066";
	}
	else
	{
		document.getElementById(obj_name).style.border = "1px solid #FFFFFF";
	}

}

function showPic(to_url)
{
	leftVal = screen.width / 2 - 350;
	topVal = 10;

	var WinSettings = "left="+leftVal+",top="+topVal+",width=300,height=300,resizable=yes,status=no,toolbar=no,menubar=no,location=no,scrollbars=yes";

	window.open(to_url,null,WinSettings);
	return false;
}

function CountryChanged()
{
	if(document.getElementById("cbCountry").value == "1")
	{
		document.getElementById("trCity").style.display = "block";
	}
	else
	{
		document.getElementById("trCity").style.display = "none";
	}
}

function paymentTypeChanged()
{
	if(document.getElementById('cbPaymentType').value == '1')
	{
		document.getElementById('cbCountry').value = 1;
		document.getElementById('cbCountry').disabled = true;
		document.getElementById('cbCity').value = 274;
		document.getElementById('cbCity').disabled = true;
	}
	else
	{
		document.getElementById('cbCountry').disabled = false;
		document.getElementById('cbCity').disabled = false;
	}

	CountryChanged();
}

function ShowHideInvoicePanel()
{
	if(document.getElementById('cbInvoice').checked == true)
		document.getElementById('divInvoice').style.display = 'block'
	else
		document.getElementById('divInvoice').style.display = 'none'
}

function ShowComment(val)
{
	if(val == 1)
	{
		document.getElementById('divComment').style.display = 'block';
		document.getElementById('aComment').style.display = 'none';
		document.getElementById('tbComment').focus();
	}
	else
	{
		document.getElementById('divComment').style.display = 'none';
		document.getElementById('aComment').style.display = 'block';
	}

	return false;
}

function CancelComment()
{
	document.getElementById('tbComment').value = '';
	ShowComment(0);
}

function SaveComment()
{
	if(document.getElementById('tbComment').value == '')
	{
		alert('Празен коментар');

		document.getElementById('tbComment').focus();
		return false;
	}
	return true;
}

function ShowHidePanel(obj_name)
{

	if(document.getElementById(obj_name).style.display == 'none')
		document.getElementById(obj_name).style.display = 'block';
	else
		document.getElementById(obj_name).style.display = 'none';

}