$(document).ready(function() {

$(".leftnav_box .box_col").click(function () {
	$(this).parent().siblings(".box_con").toggle();

	if ($(this).children("img").attr("src").match(/-col/))
		$(this).children("img").attr("src", $(this).children("img").attr("src").replace(/-col/, "-exp"));
	else
		$(this).children("img").attr("src", $(this).children("img").attr("src").replace(/-exp/, "-col"));
});

$(".leftnav_box .box_con .expandable").click(function (e) {
	var target;

	if (e.target) target = e.target;
	else if (e.srcElement) target = e.srcElement;

	if (target && target.className.match(/expandable/)) {
		$(this).children("ul").toggle();
		$(this).toggleClass("collapse");
		$(this).toggleClass("expand");
	}
});

});