方法介绍:
关于In、Out、Inout的说明:
摘自:http://www.cnblogs.com/MichaelZhangX/archive/2011/12/22/2297582.html
用法:$("").animate({left:left},6000,"linear",function(){});
测试地址:http://gsgd.co.uk/sandbox/jquery/easing/
原文:http://www.cnblogs.com/lihaozhou/p/3567572.html