Use of jquery's Hide (), show (), FastIn (), Fastout (), Slideup (), Slidedown ()

    <script type= "Text/javascript" >
       $ (function () {
       //hide,show,fastin,slideup,slidedown,fastout all have two parameters, One is speed, and callback
         $ ("#btn1"). Click (function () {
            $ ("#div1"). Hide (+);//speed velocity, no speed. No parameters 
         });
         $ ("#btn2"). Click (function () {
            $ ("#div1"). Show (//speed); speed, no speed, no velocity
         });
         
           $ ("#btn2"). Click (function () {
            $ ("#div1"). FadeIn ();//speed speed, no speed, no velocity
         });
         $ ("#btn3"). Click (function () {
            $ ("#div1"). Toggle (300);//Toggle Hide (), show ()
         });
          $ ("P"). Click (function () {
         $ ("P"). Slideup ("Fast", function () {///has two parameters, a speed velocity, an animation executes the functions after the
           alert ("111" );
         });
         
         $ ("P"). Slideup (+);
         });
         $ ("#btn1"). Click (function () {
            $ ("#btn1"). Slidedown (());}
         
         
       );
    </script>

The simple jquery code that was used above

<input type= "button" value= "Buttons 1" id= "btn1"/><input type= "button" value= "button 2" id= "btn2"/><input type= " Button "value=" Buttons 3 "id=" Btn3 "/>
<div id=" Div1 "> FDSADDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDFD Strange strong dreams of dreaming of the flowers fall off This accounting </div> <p> dreams of Dreaming