//切换效果
$(document).ready(function(){
	tab('#rankMenu','#rankModule',' li','rankHover');//首页底部排名
});

function tab(menuId,contentId,thisElements,thisClass){
	$(menuId + thisElements).click(function(){
		$(menuId + thisElements).removeClass();
		$(this).addClass(thisClass);
		$(contentId + ' div[id^=con_]').hide();
		
		$('#con_' + this.id).show();
	});
}

//邀请好友
function inviteFriends(){
	var getSelectedFriend, flis = $('#friendsList li'), total = flis.length;
	(getSelectedFriend = function(){
		var checked = 0, unchecked = 0, checkedlist = [];
		if(checkedlist.length > 20) return alert('你最多只可以一次邀请 20 个好友。');
		$.each($('#friendsList .curFriend'), function(){
			checkedlist.push($(this).find('input').val());
		});
		$('#checked').html(checked = checkedlist.length);
		$('#unchecked').html(unchecked = total - checked);
		$('#checkedList').val(checkedlist);
	})();
	flis.click(function(){
		$(this).toggleClass('curFriend');
		getSelectedFriend();
	});
	$('#submit').click(function(){
		alert($('#checkedList').val());
	});
}