var CurrentFile="vieshome"

function check_fields (form) {
	var alphabeth;
	var digits;
	var VATinput;
	alphabeth = "ABCDEFGHIJKLMNOPQRSTUVWXYZ*+";
	digits = "0123456789";
	VATinput = form.VAT.value;
	VATinput = VATinput.replace(/^\s+/,'');
	VATinput = VATinput.replace(/\s+$/,'');
	if (form.MS.selectedIndex==0) {
		alert ("Prosz�najpierw wybra�kraj.");
		return false;
	}
	if (VATinput == "")	{
		alert ("Pusty lub b�ny numer VAT, prosz�spr�owa�wpisa�jeszcze raz.");
		return false;
	}
	for (i = 0; i < VATinput.length; i++)	{
		if (digits.indexOf(VATinput.substr(i,1)) == -1 && (alphabeth.indexOf(VATinput.substr(i,1).toUpperCase()) == -1))	{
		alert ("Pusty lub b�ny numer VAT, prosz�spr�owa�wpisa�jeszcze raz.");
			return false;
		}
	}
	if (form.MS.options[form.MS.selectedIndex].value == "BE") {
	  if (VATinput.length == 9)
 	    alert ("ALL Belgian VAT numbers will change from 9 to 10 digits as from 31/12/2007.\nUntil then both lengths are valid.\nPlease refer to FAQ, question N° 11, for more information.");
		}
		form.VAT.value = VATinput.toUpperCase ();
		return true;
	}

function MS_change () {
	select_number=document.myform.ms.selectedIndex;
	if (select_number==0) {
		document.myform.iso.value="--";
	}	else {
		document.myform.iso.value=document.myform.ms.options[select_number].value;
	}
	return true;
}