$(function(){
	
	if (FB && FB.Event && FB.Event.subscribe) {
		FB.Event.subscribe('edge.remove', function(targetUrl) {
			_gaq.push(['_trackSocial', 'facebook', 'unlike', targetUrl]);
		});
		FB.Event.subscribe('edge.create', function(targetUrl) {
			_gaq.push(['_trackSocial', 'facebook', 'like', targetUrl]);
		});	
	}
	
	twttr.events.bind('tweet', function(event) {
		if (event) {
			var targetUrl;
			if (event.target && event.target.nodeName == 'IFRAME') {
				targetUrl = extractParamFromUri(event.target.src, 'url');
			}
			_gaq.push(['_trackSocial', 'twitter', 'tweet', targetUrl]);
		}
	});
});

$('.VK_Share_button').click(function(){
	targetUrl = document.location.href
	_gaq.push(['_trackSocial', 'Вконтакте', 'Share', targetUrl]);
});

function openEventODKL(ob){
	targetUrl = document.location.href
	_gaq.push(['_trackSocial', 'Однокласники', 'Share', targetUrl]);
	return true;
}

function extractParamFromUri(uri, paramName) {
	if (!uri) {
		return;
	}
	var uri = uri.split('#')[0];  // Remove anchor.
	var parts = uri.split('?');  // Check for query params.
	if (parts.length == 1) {
		return;
	}
	var query = decodeURI(parts[1]);

	// Find url param.
	paramName += '=';
	var params = query.split('&');
	for (var i = 0, param; param = params[i]; ++i) {
		if (param.indexOf(paramName) === 0) {
			return unescape(param.split('=')[1]);
		}
	}
}