貓頭鷹的家

check webpage load complete then run jQuery
    $(document).ready(function() {
        crocodilize();
    });

manually trigger event  
    $("#save-button").trigger("click");

prevent event default load page from web server
    event.preventDefault() ;

find attribute name 
    <form id="calculator-form">
        <label>
            Winston's final age:
            <input type="number" name="age">
        </label>
        <button type="submit">Calculate</button>
        <div id="calculator-results"></div>
    </form>
    
    <script>
    $("#calculator-form").on("submit", function(event) {
        event.preventDefault();
        var age = $(this).find("[name=age]").val() ;
    }) ;
    </script>

disable jQuery animate
    $.fx.off = true ;