var _currentEventShown = 0;
var _imagePopup;
var _eventScrollerTimeInterval = 4000;
var _eventScrollerActive = true;
function PreviousEvent(eventTableNamePrefix, prevLinkName, nextLinkName, numOfEvents)
{
_eventScrollerActive = false;
ChangeEvent(eventTableNamePrefix, prevLinkName, nextLinkName, numOfEvents, -1, false);
}
function NextEvent(eventTableNamePrefix, prevLinkName, nextLinkName, numOfEvents)
{
_eventScrollerActive = false;
ChangeEvent(eventTableNamePrefix, prevLinkName, nextLinkName, numOfEvents, 1, false);
}
function ChangeEvent(eventTableNamePrefix, prevLinkName, nextLinkName, numOfEvents, n)
{
if (_currentEventShown + n >= 0 && _currentEventShown + n < numOfEvents)
{
_currentEventShown += n;
document.getElementById(eventTableNamePrefix + (_currentEventShown - n)).style.display = "none";
document.getElementById(eventTableNamePrefix + _currentEventShown).style.display = "block";
document.getElementById(prevLinkName).style.visibility =
(_currentEventShown > 0)?"visible":"hidden";
document.getElementById(nextLinkName).style.visibility =
(_currentEventShown + 1 < numOfEvents)?"visible":"hidden";
TimeNextEvent(eventTableNamePrefix, prevLinkName, nextLinkName, numOfEvents);
}
}
function TimeNextEvent(eventTableNamePrefix, prevLinkName, nextLinkName, numOfEvents)
{
increment = 1;
if (_currentEventShown + 1 == numOfEvents)
increment = -1 * (numOfEvents - 1);
if (_eventScrollerActive && numOfEvents > 1)
setTimeout("ChangeEvent('" + eventTableNamePrefix + "','" + prevLinkName + "', '" + nextLinkName + "', " + numOfEvents + ", " + increment + ")", _eventScrollerTimeInterval);
}
function StartPlayer(ctl,src,wdt,hgt)
{
player = document.getElementById(ctl);
if (wdt > 0) player.width=wdt;
if (hgt > 0) player.height=hgt+65;
player.URL=src
player.style.display = 'block';
}
function StopPlayer(ctl)
{
player = document.getElementById(ctl);
player.controls.stop();
}
function OpenImagePopup(imageUrl, hiresUrl, imageWidth, imageHeight, title, fair, copyright, downloadText)
{
textBarHeight = 16;
if (copyright.length > 0) textBarHeight = 32;
width = imageWidth + 0;
height = imageHeight + textBarHeight;
if (_imagePopup != null && _imagePopup.closed == true){ _imagePopup = null; }
if(_imagePopup == null )
{
_imagePopup = window.open('', 'imagePopup','resizable=1,location=0,toolbar=0,scrollbars=0,menubar=0,height='+ height +',width=' + width ,'');
_imagePopup.focus();
}
else
{
_imagePopup.resizeTo(parseInt(width),parseInt(height));
_imagePopup.focus();
}
popupHtml =
'' +
'' +
'' +
'' + title + '' +
'' +
'' +
'' +
'
' +
'';
_imagePopup.document.writeln(popupHtml);
_imagePopup.document.close();
}