function slideSwitch() {
var active = $('#slideshow IMG.active');
if ( active.length == 0 ) active = jQuery('#slideshow IMG:last');
var next =  active.next().length ? active.next()
	: jQuery('#slideshow IMG:first');
active.addClass('last-active');
next.css({opacity: 0.0})
	.addClass('active')
	.animate({opacity: 1.0}, 1000, function() {
		active.removeClass('active last-active');
	});
}
$(document).ready(function(){ 
	setInterval( "slideSwitch()", 4000 );
	var mainHeight = $("#mainContent").height();
	newHeightLeft = mainHeight - 20;
	$("#mainContent #left").css('height',newHeightLeft);
	$("#left ul li li:last").addClass("lastChild");
	$("#left ul li").find("ul").parent().find("a:first").addClass("hasMenu");
});