jquery.shush.js

(function($) {
    $.fn.shush = function(btnSelector) {
		// First, validation

		// validate button selector
		if (!btnSelector instanceof jQuery) {
			// button selector is not jQuery object
			throw "Expected button selector to be type 'jQuery', got + " typeof(btnSelector);
			return false;
		}

		// Cache global variables
		var $form = $(this);
		var $button = $form.children("input[type=submit]")[0];
		if (btnSelector)
			$button = $form.children(btnSelector[0]);
		var $buttonType = $button[0].nodeName.toLowerCase();


	}
}(jQuery));