bind(),unbind(),hover(),toggle(),animate()

First.bind()
bind(Type,fn)
type:click/mouseover/mouseout
fn:function
second.unbind()
unbind(Type,fn)
type:click/mouseover/mouseout
fn:function
third.hover()
example:
$(function(){
$('xx').hover(
function(){
show();
},
function(){
hide();
}
);
})
toggle is mouseclick
动画效果 hide show fadein fadeout slideup slidedown
five:animate
animate({style},time)