Function from add.php

<script>
countPos = 0;
// http://stackoverflow.com/questions/17650776/add-remove-html-inside-div-using-javascript
$(document).ready(function(){
    window.console && console.log('Document ready called');
    $('#addPos').click(function(event){
        // http://api.jquery.com/event.preventdefault/
        event.preventDefault();
        if ( countPos >= 9 ) {
            alert("Maximum of nine position entries exceeded");
            return;
        }
        countPos++;
        window.console && console.log("Adding position "+countPos);
        $('#position_fields').append(
            '<div id="position'+countPos+'"> \
            <p>Year: <input type="text" name="year'+countPos+'" value="" /> \
            <input type="button" value="-" \
                onclick="$(\'#position'+countPos+'\').remove();return false;"></p> \
            <textarea name="desc'+countPos+'" rows="8" cols="80"></textarea>\
            </div>');
    });
});
</script>