Event.observe(window, 'load', function() {

	$('update_button').style.display = 'none';

	function UpdateSelect()
	{
		new Ajax.Updater('fundraising_selectbox','ajax_fundraising_select.php', 
			{
			method: 'get',  
			parameters: $('activity_form').serialize(true),
			onLoading: ($('activity-select').disabled = 'disabled',$('activity-select-option1').text = 'Loading...')
			}
		);
	}

	inputarray = $$('#activity_form select' , '#activity_form input');

	for (x=0;x<inputarray.length;x++)
	{
	inputarray[x].observe('change',function(event){UpdateSelect();});
	}


});