add: totem->volume_first_time = 0;
context: update_sliders (Totem *totem){	gfloat pos;	if (totem->seek_lock == FALSE)	{		totem->seek_lock = TRUE;		pos = (gfloat) gtk_xine_get_position (GTK_XINE (totem->gtx));		gtk_adjustment_set_value (totem->seekadj, pos);		gtk_adjustment_set_value (totem->fs_seekadj, pos);		totem->seek_lock = FALSE;	}	if (totem->vol_lock == FALSE)	{		totem->vol_lock = TRUE;		pos = (gfloat) gtk_xine_get_volume (GTK_XINE (totem->gtx));		if (totem->prev_volume != pos &&				totem->prev_volume != -1 && pos != -1)		{			gtk_adjustment_set_value (totem->voladj, pos);			gtk_adjustment_set_value (totem->fs_voladj, pos);			volume_set_image (totem, (gint) pos);		}		totem->prev_volume = pos;		totem->vol_lock = FALSE;	}}