Javascript file

stackform.js

<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.2.1/jquery.min.js"></script>
<script type="text/javascript">

jQuery(document).ready(function(){
	cfSettings();
});

var socialSecurity = '#field67408164',
    previousButton = '.fsPreviousButton',
    nextButton = '.fsNextButton',
    college1 = '#field67408214',
    college2 = '#field67408222',
    college3 = '#field67408230',
    college4 = '#field67408238',
    college5 = '#field67408246',
    college6 = '#field67408254';

function collegeList() {
    return college1 + ', ' + college2 + ', ' + college3 + ', ' + college4 + ', ' + college5 + ', ' + college6;
}

function cfSettings() {
    cfSetLogo();
	cfSetSections();
	cfSetNextNavButton();
	cfSetNavBar();
	cfSocialSecurity();
}

function cfSetLogo() {
    $('#fsCell68055274').css('margin-top', '-50px');
}

function cfSetSections() {
	$('.fsSectionHeader').attr('style', 'background-color: #00205C !important; padding: 10px; border-radius: 3px !important;');
	$('h2').css('color', 'white');
}

function cfSetNavBar() {
    $('div.fsProgressBar').css('background-color', '#4CAF50').css('border-radius', '5px 0 0 5px');
    $('div.fsProgressBarContainer').attr('style', 'background-color: #A40329 !important; height: 25px; border-radius: 5px !important;');
    $('div.fsProgressText').css('color', 'white').css('font-size', '12px').css('margin-top', '-19px');
}

function cfSocialSecurity() {
    $(socialSecurity).attr('maxlength','11');
}

$(document).on("click", nextButton, function (event) {
cfSetPreviousNavButton();
});

$(document).on("click", previousButton, function (event) {
    cfSetNextNavButton();
});

function cfSetPreviousNavButton() {
	$(previousButton).attr('style', 'background-color: #A40329 !important; width:90px; border-radius: 3px !important; height: 40px;');
}

function cfSetNextNavButton() {
	$(nextButton).attr('style', 'background-color: #A40329 !important; width:90px; border-radius: 3px !important; height: 40px;');
}

// Colleges.
$(document).on("keyup", collegeList(), function (event) {
// Reset text box if user types College of Central Florida.
var id = $(this).attr('id'),
	    text = $(this).val().toLowerCase().replace(/ /g,''),
	    rejectWord = 'collegeofcentralflorida';

	if (text == rejectWord) {
		$('#' + id).val('');
	}
});

// SocialSecurity.
$(document).on("keydown", socialSecurity, function (e) {
var key = e.keyCode;

if (!isAllowed(key)) {
    e.preventDefault();
}
}).on("keyup", socialSecurity, function (e) {
var info = $(this).val();
$(this).val(info.replace(/^(\d{3})(\d{2})(\d{4})+$/, "$1-$2-$3"));
});

function isAllowed(value) {
    // Checks if characters are allowed for social security.
    // Replace with regex.
    var allowed = [8, 45, 48, 49, 50, 51, 52, 50, 53, 54, 55, 56, 57, 96, 97, 98, 99, 100, 101, 102, 103, 104, 105, 109, 189];
    return allowed.indexOf(value) > -1;
}

</script>

Updated code