// Get the modal
var modal = document.getElementById('id01');
var modals = ['id01', 'id02', 'id03', 'id04', 'id05', 'id06', 'id07', 'id08', 'id09', 'id10', 'id11', 'id12', 'id13'];
var modalsObj = [];
for (var modal in modals) {
    modalsObj.push(document.getElementById(modal));
}

// When the user clicks anywhere outside of the modal, close it
window.onclick = function(event) {

    var foundModal = modalsObj.find(event.target);
    if (foundModal != undefined) {
        foundModal.style.display = "none";
    }


}