$(document).ready(function() {
    $('#MainNav ul li').hover(
				        function() { $('ul', this).css('visibility', 'visible'); },
				        function() { $('ul', this).css('visibility', 'hidden'); });
    $('#SearchQuery').focus(
				        function() {
				            if ($('#SearchQuery').val() == "Enter Search") {
				                $('#SearchQuery').val('');
				            }
				        });

				        
    $("#cwFilterBoxTitle a").click(function() {
        $("#cwFilterBox").slideToggle("fast");
        if ($('#cwFilterBoxTitle a').text() == 'Search archives') 
            { $('#cwFilterBoxTitle a').text('Close search'); }
        else
        { $('#cwFilterBoxTitle a').text('Search archives'); }
    });


});

		/* Function used to Change Amazon Widget 
		    objList = the Select object list contents 
            iframeID = A string with the ID (ClientID in ASP.NET) of the Iframe that contains the widget 
        */ 
		function ChangeWidgetSrc(objList,iframeID) {
		    var URL = "http://rcm.amazon.com/e/cm?t=cente-20&o=1&p=14&l=st1&mode=books&";
		    URL = URL + "search=";
		    URL = URL + escape(objList.options[objList.selectedIndex].value);
		    URL = URL + "&nou=1&fc1=A3A2A2&lt1=_blank&lc1=4383B4&bg1=FFFFFF&f=ifr"
		    var objFrame = document.getElementById(iframeID)
		    objFrame.src = URL
		    return true;
		}