externalLinks=function() { 
 if (!document.getElementsByTagName) return; 
 var anchors = document.getElementsByTagName("a"); 
 for (var i=0; i<anchors.length; i++) { 
   var anchor = anchors[i]; 
   if (anchor.getAttribute("href") && 
       anchor.getAttribute("rel") == "external") 
     anchor.target = "_blank"; 
 } 
} 

function placeFocus() {
	if (document.forms.length > 0) {
	var field = document.forms[0];
		for (i = 0; i < field.length; i++) {
			if ((field.elements[i].type == "text") || (field.elements[i].type == "textarea") || (field.elements[i].type.toString().charAt(0) == "s")) {
				document.forms[0].elements[i].focus();
				break;
			}
		}
	}
}

function placeFocusAt(i,f) {
	if (document.forms.length > 0) {
	var field = document.forms[f];
		document.forms[f].elements[i].focus();
	}
}

function onlynum(_e) { //csak számokat enged bevinni
  var _key = (document.all) ? window.event.keyCode : 0;

  if (((_key > 47) && (_key < 58)) ||
     ((_key > 95) && (_key < 106)) ||
     (_key == 8) || (_key == 9) ||
  	 (_key == 37) || (_key == 39) ||
  	 (_key == 17) || (_key == 16) ||
     (_key == 46) || (_key == 13))
    return true;

	window.event.returnValue = false;
	return false;
}

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

function playWav(src) {
	if (document.all.ie_wav_player) {
		document.all.ie_wav_player.src=src;
		return false;
	}
	return true;
}

function FocusText(BoxName) {
  if (BoxName.value == BoxName.defaultValue) {
    BoxName.value = '';
  }
}

function BlurText(BoxName) {
  if (BoxName.value == '') {
    BoxName.value = BoxName.defaultValue;
  }
}

function popUP(file,width,height,scrolling,name,statusbar) {
	var    xPos = (screen.availWidth / 2) - (width / 2);
	var    yPos = (screen.availHeight / 2) - (height / 2) - 20;
	window.open(file,name,'top='+yPos+',left='+xPos+',toolbar=0,location=0,directories=0,status=statusbar,menubar=0,scrollbars='+scrolling+',resizable=1,width='+width+',height='+height);
}