Edit in JSFiddle

$(document).ready(function(){
    $("#flip").click(function(){
        $("#panel").slideToggle("slow");
    });
});

<div id="flip">Click to slide the panel down or up</div>
<div id="panel"><a href="http://infostore99.blogspot.in/" target="_blank">InfoStore99</a> <p>This Script Use to Head Tag [script src="https://ajax.googleapis.com/ajax/libs/jquery/1.12.4/jquery.min.js"]</p></div>

#panel, #flip {
    padding: 5px;
    text-align: center;
    background-color: white;
    border: solid 1px #c3c3c3;
    color:Red;
    cursor:pointer;
}

#panel {
    padding: 50px;
    display: none;
}