//--- Controllo campi obbligatori
function fCheckLoginObbligatori( pstrID_Lingua ) {
	
	var strJSText_1 = "";
	var strJSText_2 = "";
	
	if ( pstrID_Lingua == X_EN ) {
		
		strJSText_1 = "Insert your username.";
		strJSText_2 = "Insert your password.";
	
	} else if ( pstrID_Lingua == X_FR ) {
		
		strJSText_1 = "Identifiant.";
		strJSText_2 = "Mot de passe.";
	
	} else if ( pstrID_Lingua == X_ES ) {
		
		strJSText_1 = "Inserisci la username.";
		strJSText_2 = "Inserisci la password.";
	
	} else {
		
		strJSText_1 = "Inserisci la username.";
		strJSText_2 = "Inserisci la password.";
	
	}
	
	
	var blnReturn = true;
	
	var oUsername = $('username_cliente');
	var oPassword = $('password_cliente');

	if( oUsername != null && oUsername.value == "" ) {
		
		blnReturn = false;
		var strMessage 	= strJSText_1 + "\r\n";
		alert( strMessage );
		oUsername.focus();
		
	} else if( oPassword != null && oPassword.value == "" ) {
		
		blnReturn	= false;
		var strMessage 	= strJSText_2 + "\r\n";
		alert(strMessage);
		oPassword.focus();
		
	}
	
	return blnReturn;
	
}