function attachImgListeners() {
    $('#reg_img_list .image_frame').click(addSelection);
}

function addSelection() {
    removeSelection();
    var $this = $(this);
    $this.addClass('selected');
    var guid = $this.attr('id').substring(4);
    $('input[name=img_prodid]').val(guid);
    $('input[name=billedefil1]').attr('disabled', 'disabled');
    return false;
}

function removeSelection() {
    $('#reg_img_list span.selected').removeClass('selected');
    $('input[name=img_prodid]').val('');
    $('input[name=billedefil1]').removeAttr('disabled');
    return false;
}


function updateStockImageList() {	
    var underkategori = this.value;
    $('#reg_img_list').load('load_images.php?ucid=' + underkategori, null, attachImgListeners);
}

function updateCharCount() {
    var input_name = $(this).attr('name');
    $('#' + input_name + '_counter > span').text(this.value.length);
}