// Custom utility functions
function toTitleCase(str)
{
	return str.substr(0,1).toUpperCase() + str.substr(1).toLowerCase();
}
function formatTitle(title)
{
	return 'Arpoador Consultoria' + (title != '/' ? ' / ' + toTitleCase(title.substr(1, title.length - 2).replace(/\//g, ' / ')) : '');
}
// Custom SWFAddress and Ajax handling
function getTransport() {
	if (window.XMLHttpRequest)
	{
		return new XMLHttpRequest();
	} else if (window.ActiveXObject)
	{
		try
		{
			return new ActiveXObject('Msxml2.XMLHTTP');
		}
		catch(e)
		{
			return new ActiveXObject('Microsoft.XMLHTTP');
		}
	}
}
function appear(content, value)
{
	if(typeof value == 'undefined') value = 0;
	var property = content.filters ? 'filter' : 'opacity';
	if(value == 100)
	{
		if (content.style.removeAttribute)
		{
			content.style.removeAttribute(property);
		}
		else
		{
			content.style[property] = 1;
		}
	}
	else
	{
		content.style[property] = content.filters ? 'alpha(opacity=' + value + ')' : value/100;
		setTimeout(function () {appear(content, value + 20)}, 50);
	}
}
function disappear(content, value)
{
	if(typeof value == 'undefined') value = 0;
	var property = content.filters ? 'filter' : 'opacity';
	content.style[property] = content.filters ? 'alpha(opacity=' + value + ')' : value;
}
function updateChange(xhr)
{
	if(xhr.readyState == 4)
	{
		if(xhr.status == 200)
		{
			var content = document.getElementById('container');
			content.innerHTML = xhr.responseText;
			appear(content);
			internal_funcs();
			$('.tweets').html('carregando tweets...');
			setTimeout(function(){
				$('.tweets').woh_xslt({xml:'cms/index.php/tw/', xsl:'cms/xsl/twitter.xsl'});
			}, 300);
			/*var links = document.getElementById('social').getElementsByTagName('a');
			for (var i = 0, link, parts, pairs; link = links[i]; i++) {
				parts = link.href.split('?');
				pairs = parts[1].split('&');
				for (var j = 0, params; j < pairs.length; j++) {
					params = pairs[j].split('=');
					if (params[0] == 'url' || params[0] == 'u' || params[0] == 'bkmk')
						pairs[j] = params[0] + '=' + SWFAddress.getBaseURL() + SWFAddress.getValue();
					if (params[0] == 'title' || params[0] == 't')
						pairs[j] = params[0] + '=' + SWFAddress.getTitle();
				}
				link.href = parts[0] + '?' + pairs.join('&');
			}*/
		}
		else
		{
			alert('Error: ' + xhr.status + '!');
		}
	}
}
function handleChange(event)
{
	
	var content = document.getElementById('container');
	disappear(content);
	
	var index, rel, links = document.getElementsByTagName('a'), path = event.path;
	if(path.substr(path.length - 1) != '/') {
		path += '/';
	}
	for(var i = 0, l, link; link = links[i]; i++)
	{
		index = link.rel.indexOf('?');
		rel = (index > -1) ? link.rel.substr(0, index) : link.rel;
		//link.className = (rel == path) ? 'selected' : '';
	}
	var parameters = '';
	for (var p in event.parameters)
	{
		parameters += '&' + p + '=' + event.parameters[p];
	}
	var xhr = getTransport();
	xhr.onreadystatechange = function()
	{
		updateChange(xhr);
	}
	xhr.open('get', 'datasource.php?swfaddress=' + event.path + parameters, true);
	xhr.send('');
	SWFAddress.setTitle(formatTitle(event.path));
	nav("/" + urlroot + "/#" + event.path);
	
}
function copyLink()
{
	if(window.clipboardData && clipboardData.setData)
	{
		clipboardData.setData('Text', SWFAddress.getBaseURL() + SWFAddress.getValue());
	}
	else
	{
		alert('Unsupported browser.');
	}
}

SWFAddress.addEventListener(SWFAddressEvent.CHANGE, handleChange);