//fixed header
var nav    = $('#header'),
	offset = nav.offset();

$(window).scroll(function (){
	if($(window).scrollTop() > offset.top + 138) {
		nav.addClass('fixed');
	} else {
		nav.removeClass('fixed');
	}
});


//GrobalNavigation
$(function(){
	var nav = $('#gnavi li');
	nav.hover(
		function(){
			nav.not(this).stop().fadeTo(300,0.5);
		},
		function(){
			nav.not(this).stop().fadeTo(300,1);
		}
	)
});


//View Twitter
$(function(){
	$('#tweet').jTweetsAnywhere({
		username: 'propose_support',
		count: 3,
		showTweetFeed: {
			showProfileImages: false,
			showUserScreenNames: false,
			paging: {
				mode: 'endless-scroll'
			}
		},
		onDataRequestHandler: function(stats) {
			if (stats.dataRequestCount < 11) {
				return true;
			} else {
		alert("To avoid struggling with Twitter's rate limit, we stop loading data after 10 API calls.");
			}
		}
	});
});

//Add Class
$(function(){
	$('section.ranking ul li').removeClass().addClass('rank01');
	$('section.ranking ul li').next().removeClass().addClass('rank02');
	$('section.ranking ul li').next().next().removeClass().addClass('rank03');
	$('section.ranking ul li').next().next().next().removeClass().addClass('rank04');
	$('section.ranking ul li').next().next().next().next().removeClass().addClass('rank05');
});