if div is on focus then jqeury code example
Example 1: jQuery check element has focus
//test if element has focus in jQuery
if ($("#myElementID").is(":focus")) {
//I have the focus
}
//test if element has focus in plain Javascript
var myElement = document.getElementById('myID');
if(myElement === document.activeElement){
//myElement Has Focus
}
Example 2: javascript test if element has focus
var myElement = document.getElementById('myID');
if(myElement === document.activeElement){
//myElement Has Focus
}