var nyitva=0;

function nezoke(filenev,szeles,magas){
//ha volt nyitva ablak, akkor elobb bezarja
if (nyitva==1){nyitva=0;ujablak.close();}

// A nezoke HTML tartalma
  tartalom='<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">\n<html>\n<head>\n' +
   '<meta  http-equiv="Content-Type" content="text/html; charset=iso-8859-2">\n' +
   '<title>' + filenev + '</title><link rel="stylesheet" href="mainstyle.css" type="text/css"></head><body>\n' +
   '<center><div class=tsarok><table width="100%" height="100%" border="0" cellspacing="0" cellpadding="0" valign="center" align="center"><tr><td><center>\n'+
   '<A HREF="javascript:document.close();window.close();"><img src="' + filenev + '" title="Bezár" border="0"></a></center></td></tr></table>\n'+
   '</div></center></body></html>\n';

//Az uj ablak parametereinek beallitasa
options='"toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=1,resizable=0,width='+szeles+',height='+magas+'" ';
nyitva=1;

ujablak=window.open("","ujablak",options);
ujablak.document.write(tartalom);
window.onerror=null;
window.defaultStatus = '';
}

