make elements appear on the screen javascript code example
Example 1: html button that hide and show
<button onclick="toggleText()">button</button>
<p id="Myid">Text</p>
<script>
function toggleText(){
var x = document.getElementById("Myid");
if (x.style.display === "none") {
x.style.display = "block";
} else {
x.style.display = "none";
}
}
</script>
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");