on click disable html code example

Example 1: disable div click

// To disable:    
document.getElementById('id').style.pointerEvents = 'none';
// To re-enable:
document.getElementById('id').style.pointerEvents = 'auto'; 
// Use '' if you want to allow CSS rules to set the value

Example 2: On click, disable button

$("#btnSubmit").attr("disabled", true);