$("p").css("color","red");
$("p").css({
"font-size":"8px",
"background-color":"#8888888"
});
$("div").animate({"width":"200px"});
$("div").animate({
"width":"200px",
"height":"300px"
});
原文：http://www.cnblogs.com/tongzhou/p/6795262.html