<script>
$(document).ready(function() {
////////////////////////
var record_selected = new Array();// declar global array
//////////////
$('#d2').on('click', ".select_record", function () {
var aa = $(this)
if( !aa.is('.checked')){
aa.addClass('checked');
var my_id=this.id;
record_selected.push(my_id);
} else {
aa.removeClass('checked');
var my_id=this.id;
var index = record_selected.indexOf(my_id);
if (index > -1) {
record_selected.splice(index, 1);
}
}
$('#display').html("ID of selected images :"+record_selected);
})
////////////////////////
})</script>