toggle div in html code example

Example 1: jquery toggle show hide

$( "#clickme" ).click(function() {
  $( "#book" ).toggle( "slow", function() {
    // Animation complete.
  });
});

Example 2: javascript hide a div

<div id="main"> 
  <p> Hide/show this div </p>
</div>

('#main').hide(); //to hide

// 2nd way, by injecting css using jquery
$("#main").css("display", "none");