function controlloPassword(pass, lang){
document.getElementById('download_error').innerHTML="";
var url='controllopassword.php?p='+pass+'&l='+lang;
$.ajax({
  type: 'GET',
  url: url,
  success: function(responseText){	
			if(responseText!='ko'){
				document.getElementById('paswcont').innerHTML=responseText;//window.open(responseText, 'download_doc');
				document.getElementById('richestapwd').innerHTML = '';
				return true;
			}else{
				document.getElementById('download_error').innerHTML="Password errata.";
				return false;
			}
		}
	});
}