<!--

var menu = "";
var startname = 'startlap';

function trim(e) {return e.replace(/(^\s*)|(\s*$)/g, "");}

function isemptystr(e)
{
  if (trim(e)=='') return true; else return false;
}


function screenpop(url){
		link = window.open(url,"screenpop","toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=1,resizable=0,width=800,height=425,left=0,top=0");
	}

function newImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}

function changeImages() {
	if (document.images && (preloadFlag == true)) {
		for (var i=0; i<changeImages.arguments.length; i+=2) {
			document[changeImages.arguments[i]].src = changeImages.arguments[i+1];
		}
	}
}

var preloadFlag = false;
function preloadImages() {
	preloadFlag = true;
	
}

function OpenScreen(theURL) {	window.open(theURL,'', 'toolbar=no,location=no, status=no,menubar=no,scrollbars=no,width=150,height=30,resizable=no,marginleft=0'); }

function checkNum(cv){
	var res = true;
	if (cv.length==0) { res=false; }
	var tomb = "1234567890";
	for(i=1;i<=cv.length;i++){
	var b = cv.substring(i,i-1);if(tomb.indexOf(b) < 0){res = false;}}return res;
}

function checkEmail(cv){
				var res = true;
				if (cv.length==0) { res=false; }
				var tomb = "1234567890abcdefghijklmnopqrstuvwxyz-_@.";
				for(i=1;i<=cv.length;i++){
				var b = cv.substring(i,i-1);if(tomb.indexOf(b) < 0){res = false;}}
				if (cv.indexOf('@')<1) res = false;
				if (cv.indexOf('.')<1) res = false;
				if (cv.indexOf('@.')>-1) res = false;
				if (cv.indexOf('.@')>-1) res = false;
				if (cv.indexOf('..')>-1) res = false;
				return res;
}

function chk(f,db)
{
   var fm = eval('window.document.'+f);
   var sum = 0;	   
   for (iii=1;iii<=db;iii++)
   {
		var tempj = eval('fm.j'+iii);
		if (isNaN(tempj.value)==false) sum = sum + tempj.value;
		if ((tempj.value!='') && (checkNum(tempj.value)==false)) { tempj.focus(); alert(err_positiv);  return;}
   }   
   if (sum<=0)  { fm.j1.focus(); alert(err_ticketnum); return;}
   if (fm.nev.value=='') { fm.nev.focus(); alert(err_name); return;}
   if (checkEmail(fm.mail.value)==false && (fm.mail.value!='')) { fm.mail.focus(); alert(err_email); return;}
   if ((fm.tel.value=='') && (fm.mail.value=='')) { fm.tel.focus(); alert(err_phoneormail); return;}
   if ((fm.atvetel[0].checked==false) &&(fm.atvetel[1].checked==false)) { alert(err_deliver);  return;}
   if (fm.intezmeny!=null) if (isemptystr(fm.intezmeny.value)) {fm.intezmeny.focus(); alert(err_empty); return;}
   if (fm.vegzes!=null) if (isemptystr(fm.vegzes.value)) {fm.vegzes.focus(); alert(err_empty); return;}   
   fm.submited.value = 1;
   fm.submit();
}

   function send()
   {
      if(isemptystr(document.gb.uzenet.value))
      {
         alert(err_nomessage);
		 document.gb.uzenet.focus();		 
		 return;
      }

      if(trim(document.gb.securecode.value).length != 4)
      {
         alert(err_securecode);
		 document.gb.securecode.focus();
		 return;
      }


	  document.gb.submit();

   }


//-->