
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_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_findObj(n, d) { //v3.0
  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); 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];}
}


	var width,height
	var image,ext
	var cond1,cond2
	function transferview(image,width,height) {

	cond1="width="+width+"";
	cond2="height="+height+"";
	
	var s1 ="<HTML>"
	var s2 ="<head><TITLE>Múzeumkert Étterem</TITLE></head>"
	var s3 ="<body topmargin='0' leftmargin='0' marginheight='0' marginwidth='0'>"
	var s4 =""
	var s5 ="<a href='#' onclick='window.close();return false'><IMG SRC='"+image+"' BORDER=0></a>"
	var s6 =""
	var s7 ="</BODY></HTML>"

	ImageWindow=window.open("", "_blank","resizable=no,toolbar=no,scrollbars=no,menu=no,"+cond1+","+cond2);
	ImageWindow.document.write(s1+s2+s3+s4+s5+s6+s7)
	ImageWindow.document.close()
	}



function kategFeltoltesEllenorzes(form)
{
   if (IsEmpty(form.kep)) 
   { 
      alert('Nem választott a kategóriához képet!')
      form.kep.focus(); 
      return false; 
   } 
   return true;
}


function fotoalbumFeltoltesEllenorzes(form)
{
   if (IsEmpty(form.fajl)) 
   { 
      alert('Nem választott feltöltendő fájlt!')
      form.fajl.focus(); 
      return false; 
   } 
}

function IsEmpty(aTextField) {
   if ((aTextField.value.length==0) ||
   (aTextField.value==null)) {
      return true;
   }
   else { return false; }
}


function IsNumeric(sText)
{
   var ValidChars = "0123456789.+- ";
   var IsNumber=true;
   var Char;

 
   for (i = 0; i < sText.length && IsNumber == true; i++) 
      { 
      Char = sText.charAt(i); 
      if (ValidChars.indexOf(Char) == -1) 
         {
         IsNumber = false;
         }
      }
   return IsNumber;
   
   }


function isValidEmail(str) {
   return (str.lastIndexOf(".") > 2) && (str.indexOf("@") > 0);
}


