var gigsPerSecond = 0;
var growthLength = 0;
var dt1 = 0;
var dt2 = 0;
var dt1ts = 0;
var dt2ts = 0;
var g1 = 0;
var g2 = 0;

window.addEvent('domready', function(){
	$('growthTooltip').fade('hide');
	
	$('growthHelp').addEvent('mouseenter', function(){
		$('growthTooltip').fade('in');
	});
	$('growthHelp').addEvent('mouseleave', function(){
		$('growthTooltip').fade('out');
	});
	
	tsStart = Date.parse("2006/01/01");
	tsEnd = Date.parse("2010/01/01");
	gigStart = 161000000000;
	gigEnd = 988000000000;
	growthLength = tsEnd - tsStart;
	gigsPerUnit = ((gigEnd - gigStart) / growthLength);
	
	var growthTimer = setInterval(function(){
		msUntil_d2 = tsEnd - Date.parse(new Date());
		gigCurrent = gigEnd - (gigsPerUnit * msUntil_d2);
		$('growthGigs').innerHTML = addCommas(gigCurrent.toFixed(0));
	}, 1000);
	
	
	$('rightTabContent').fade('hide');
	$('middleTabContent').fade('hide');
	$('leftTab').addEvent('click', function(){
		$('leftTabContent').fade('in');
		$('rightTabContent').fade('out');
		$('middleTabContent').fade('out');
		$('leftTab').setStyle('backgroundImage', 'url(/assets/images/homepage/tabSectionLeftTab.png)');
		$('rightTab').setStyle('backgroundImage', 'url(/assets/images/homepage/tabSectionRightTab-off.png)');
		$('middleTab').setStyle('backgroundImage', 'url(/assets/images/homepage/tabSectionMiddleTab-off.png)');
		/*$('leftTab').setStyle('backgroundImage', $('leftTab').getStyle('backgroundImage').replace('-off.png', '.png'));
		$('rightTab').setStyle('backgroundImage', $('rightTab').getStyle('backgroundImage').replace('.png', '-off.png'));
		$('middleTab').setStyle('backgroundImage', $('middleTab').getStyle('backgroundImage').replace('.png', '-off.png'));*/
	});
	$('rightTab').addEvent('click', function(){
		$('rightTabContent').fade('in');
		$('leftTabContent').fade('out');
		$('middleTabContent').fade('out');
		$('leftTab').setStyle('backgroundImage', 'url(/assets/images/homepage/tabSectionLeftTab-off.png)');
		$('rightTab').setStyle('backgroundImage', 'url(/assets/images/homepage/tabSectionRightTab.png)');
		$('middleTab').setStyle('backgroundImage', 'url(/assets/images/homepage/tabSectionMiddleTab-off.png)');
		/*$('leftTab').setStyle('backgroundImage', $('leftTab').getStyle('backgroundImage').replace('.png', '-off.png'));
		$('rightTab').setStyle('backgroundImage', $('rightTab').getStyle('backgroundImage').replace('-off.png', '.png'));
		$('middleTab').setStyle('backgroundImage', $('middleTab').getStyle('backgroundImage').replace('.png', '-off.png'));*/
	});
	$('middleTab').addEvent('click', function(){
		$('middleTabContent').fade('in');
		$('leftTabContent').fade('out');
		$('rightTabContent').fade('out');
		$('leftTab').setStyle('backgroundImage', 'url(/assets/images/homepage/tabSectionLeftTab-off.png)');
		$('rightTab').setStyle('backgroundImage', 'url(/assets/images/homepage/tabSectionRightTab-off.png)');
		$('middleTab').setStyle('backgroundImage', 'url(/assets/images/homepage/tabSectionMiddleTab.png)');
	});
});


function addCommas(nStr){
	nStr += '';
	x = nStr.split('.');
	x1 = x[0];
	x2 = x.length > 1 ? '.' + x[1] : '';
	var rgx = /(\d+)(\d{3})/;
	while (rgx.test(x1)) {
		x1 = x1.replace(rgx, '$1' + ',' + '$2');
	}
	return x1 + x2;
}