<cfloop index="looper" from="1" to="10" step="1">

<cfoutput>

<script type="text/javascript">
$(function () {
        $("##displayItemChildren#looper#").click(function () {
            if ($(this).is(":checked")) {
                $("##ItemChildren#looper#").show();
            } else {
                $("##ItemChildren#looper#").hide();
            }
        });
    });
</script>

<label for="displayItemChildren6455">
    <input type="checkbox" name="hello#looper#" id="displayItemChildren#looper#" />
    Check to display text #looper#
</label><br>

<div id="ItemChildren#looper#" style="display: none">
    Displayed text #looper#
</div>

</cfoutput>

</cfloop>