$ er ekki skilgreint
<script src="http://ajax.googleapis.com/ajax/libs/jquery/1.7.1/jquery.min.js" type="text/javascript"></script>
Uncaught ReferenceError: $ er ekki skilgreint
<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.7.1/jquery.min.js" type="text/javascript"></script>
Uncaught ReferenceError: $ er ekki skilgreint
<script src="https://code.jquery.com/jquery-1.9.1.js"></script>
<script src="path-para-seu-script"></script>
vísitölu.html?upplýsingar=Móttækilegur:30 Uncaught ReferenceError: $ er ekki skilgreint
<script type="text/javascript" src="http://ajax.googleapis.com/ajax/libs/jquery/1.5/jquery.min.js"></script>