HTMLFromURLParams.js

<link rel="stylesheet" href="//code.jquery.com/ui/1.11.2/themes/smoothness/jquery-ui.css" />
<script src="//code.jquery.com/jquery-1.10.2.js">
</script>
<script src="//code.jquery.com/ui/1.11.2/jquery-ui.js">
</script>
<script type="text/javascript">
    $ = jQuery;
    $(document).ready(function() {
        var dateFields = [
            'inf_custom_LastViewDate',
            'inf_custom_FirstLoginDate'
        ];
        $.each(dateFields, function (idx, val) {
            if ( ! $('#' + val).length) {
                return;
            }
            $('#' + val).datepicker();
        });
    });
</script>
<script type="text/javascript">
    $ = jQuery;
    $(document).ready(function() {
        var query, param, arg;
        var escape = function (content) {
            var elements = {
                '&': 'amp;', '<': 'lt;',
                '>': 'gt;',  '"': 'quot;',
                "'": '#39;', '/': '#x2F;'
            };
            return String(content).replace(/[&<>"'\/]/g, function (c) { return '&' + elements[c]; });
        };
        $('html').css('display', 'none');
        if (query = window.top.location.href.split('?')[1]) {
            $.each(query.split('&'), function (idx, val) {
                param = val.split('=')[0];
                el    = '[param="' + escape(param) + '"]';
                arg   = val.split('=')[1];
                if ( ! $(el).length) {
                    return;
                }
                $(el).html(escape(arg));
            });
        }
        $('html').css('display', '');
    });
</script>

// Hi <span param="inf_field_FirstName" style=""></span>, please submit your resume.
// Assuming inf_field_FirstName was passed in query string, this will display in html on form or page