// JavaScript Document

function lightbox2(section,id)
{
	var objBody = $$('body')[0];
	if($('lightbox2') == null || $('lightbox2') == 'undefined')
	{
		objBody.appendChild(Builder.node('div',{id:'overlay2'}));
		objBody.appendChild(Builder.node('div',{id:'lightbox2'}));
	}
	
	getCtn2(section,id);
	
	
	var arrayPageScroll = document.viewport.getScrollOffsets();
	var lightboxTop = arrayPageScroll[1] + (document.viewport.getHeight() / 10);
	$('lightbox2').setStyle({ top: lightboxTop + 'px' });
	
	$('overlay2').hide().observe('click', (function() { end(); }).bind($('overlay2')));
	var arrayPageSize = getPageSize();
	$('overlay2').setStyle({ width: arrayPageSize[0] + 'px', height: arrayPageSize[1] + 'px' });
	new Effect.Appear($('overlay2'), { duration: 0.7, from: 0.0, to: 0.8 });
	new Effect.Appear($('lightbox2'), { duration: 0.7, from: 0.0, to: 1 });
}

function end()
{
	new Effect.Fade($('lightbox2'), { duration: 0.7 });
	new Effect.Fade($('overlay2'), { duration: 0.7 });
}

function getPageSize() {
	 var xScroll, yScroll;
	
	if (window.innerHeight && window.scrollMaxY) {	
		xScroll = window.innerWidth + window.scrollMaxX;
		yScroll = window.innerHeight + window.scrollMaxY;
	} else if (document.body.scrollHeight > document.body.offsetHeight){ // all but Explorer Mac
		xScroll = document.body.scrollWidth;
		yScroll = document.body.scrollHeight;
	} else { // Explorer Mac...would also work in Explorer 6 Strict, Mozilla and Safari
		xScroll = document.body.offsetWidth;
		yScroll = document.body.offsetHeight;
	}
	
	var windowWidth, windowHeight;
	
	if (self.innerHeight) {	// all except Explorer
		if(document.documentElement.clientWidth){
			windowWidth = document.documentElement.clientWidth; 
		} else {
			windowWidth = self.innerWidth;
		}
		windowHeight = self.innerHeight;
	} else if (document.documentElement && document.documentElement.clientHeight) { // Explorer 6 Strict Mode
		windowWidth = document.documentElement.clientWidth;
		windowHeight = document.documentElement.clientHeight;
	} else if (document.body) { // other Explorers
		windowWidth = document.body.clientWidth;
		windowHeight = document.body.clientHeight;
	}	
	
	// for small pages with total height less then height of the viewport
	if(yScroll < windowHeight){
		pageHeight = windowHeight;
	} else { 
		pageHeight = yScroll;
	}

	// for small pages with total width less then width of the viewport
	if(xScroll < windowWidth){	
		pageWidth = xScroll;		
	} else {
		pageWidth = windowWidth;
	}

	return [pageWidth,pageHeight];
}