var calId = "calendarContainer";
var updateId = "meetingListContainer";
var hfLive = "ctl00_ContentPlaceHolder1_hfLive";

window.onload = clientInit;

function clientInit()
{
    showCalendar(); 
    liveCheck();    
}

function liveCheck()
{
    var date = new Date();
    $get(hfLive).value = date.getSeconds();
    __doPostBack(hfLive,'');
}


function divToggler(div, collapsed)
{
    if(document.getElementById)
    {
        if(collapsed)
        {
            $get(div).style.display = "none";
        }
        else
        {
            $get(div).style.display = "block";
        }
    }
}

function hideCalendar()
{
    divToggler(calId, true);
    divToggler(updateId, false);
}

function showCalendar()
{
    divToggler(calId, false);
    divToggler(updateId, true);
    clearFields();
}


function onDateChange(sender, selectedDate)
{    
    if(selectedDate != null)
    {
        hideCalendar();
    }
    else
    {
        showCalendar();        
    }   
}


function clearFields()
{
    var h4 = $get(updateId).getElementsByTagName("h4");
    if(h4.length > 0)
    {
        h4[0].innerText = '';
    }
    
    var p = $get(updateId).getElementsByTagName("p");
    if(p.length > 0)
    {
        for(i=0; i < p.length; i++)
        {
            p[i].innerText = '';
        }
    }
   
}