/* Array of windows to allow closing of all popups */

openWins = new Array();
curWin = 0;


function doPopUpFull(theURL, theWidth, theHeight, windowName ) {
	openWins[curWin] = window.open(theURL, windowName,
		'toolbar=0,location=0,directories=0,status=0,menubar=1,scrollbars=1,resizable=1,' 
		+ 'width=' + theWidth + ',height=' + theHeight );

	openWins[curWin++].focus();
}

function doPopupSlideshow(theURL, windowName )	{
	doPopUpFull( theURL, 630, 480, windowName );
}

function doPopupName(theURL, windowName )	{
	doPopUpFull( theURL, 625, 400, windowName );
}

function doPopupFlash(theURL, windowName )	{
	doPopUpFull( theURL, 472, 298, 'PopUpWindow' );
}

function doPopup(theURL)	{
	doPopUpFull( theURL, 625, 400, 'PopUpWindow' );
}

function doSmallPopup(theURL)	{
	doPopUpFull( theURL, 320, 240, 'PopUpWindow' );
}

function doAudioPopup(theURL)	{
	doPopUpFull( theURL, 304, 84, 'PopUpWindow' );
}

function doMediumPopup(theURL)	{
	doPopUpFull( theURL, 400, 240, 'PopUpWindow' );
}



/* IMAGE ROTATION */


window.addEventListener?window.addEventListener('load',so_init,false):window.attachEvent('onload',so_init);

var d=document, imgs = new Array(), zInterval = null, current=0, pause=false;

function so_init()
{
	if(!d.getElementById || !d.createElement)return;

	css = d.createElement('link');
	css.setAttribute('href','includes/slideshow.css');
	css.setAttribute('rel','stylesheet');
	css.setAttribute('type','text/css');
	d.getElementsByTagName('head')[0].appendChild(css);

	imgs = d.getElementById('rotator').getElementsByTagName('img');
	for(i=1;i<imgs.length;i++) imgs[i].xOpacity = 0;
	imgs[0].style.display = 'block';
	imgs[0].xOpacity = .99;

	setTimeout(so_xfade,4000);
}

function so_xfade()
{
	cOpacity = imgs[current].xOpacity;
	nIndex = imgs[current+1]?current+1:0;
	nOpacity = imgs[nIndex].xOpacity;

	cOpacity-=.05;
	nOpacity+=.05;

	imgs[nIndex].style.display = 'block';
	imgs[current].xOpacity = cOpacity;
	imgs[nIndex].xOpacity = nOpacity;

	setOpacity(imgs[current]);
	setOpacity(imgs[nIndex]);

	if(cOpacity<=0)
	{
		imgs[current].style.display = 'none';
		current = nIndex;
		setTimeout(so_xfade,4000);
	}
	else
	{
		setTimeout(so_xfade,50);
	}

	function setOpacity(obj)
	{
		if(obj.xOpacity>.99)
		{
			obj.xOpacity = .99;
			return;
		}

		obj.style.opacity = obj.xOpacity;
		obj.style.MozOpacity = obj.xOpacity;
		obj.style.filter = 'alpha(opacity=' + (obj.xOpacity*100) + ')';
	}
}