function initHistoryEvents(){

    document.getElementById('aHistory').onclick = function(){
        document.getElementById('history_popup').style.display = 'inline';
    }
    
    document.getElementById('aHistorybottom').onclick = function(){
        document.getElementById('history_popup_bottom').style.display = 'inline';
    }
    
    document.getElementById('aHistoryClose').onclick = function(){
        document.getElementById('history_popup').style.display = 'none';
    }
    
    document.getElementById('aHistoryClosebottom').onclick = function(){
        document.getElementById('history_popup_bottom').style.display = 'none';
    }
    
}



addLoadEvent(initHistoryEvents);