var allToggles = true;

$(document).ready(function() {
	$(".expander_content").slideUp(500);   //-DEVELOPERS- animates slide on page load,  to have them expanded by default or closed,  set animation with a variable in Slideup
	$("#expanders_handle").click(function(){ actuateAllToggles(); });
	$(".expander_handle").each(function (number) {
		var item = number + 1;
		$("#expander"+item+"_handle").click(function(){ toggleItemSet("#expander"+item+"_handle", "#expander"+item+""); });
	});
});

function actuateAllToggles() {
	if(allToggles) {
		$("#expanders_handle").addClass("arrow-rotated").html("Close all");
		$(".expander_handle").addClass("arrow-rotated");
		$(".expander_content").slideDown();
	} else {
		$("#expanders_handle").removeClass("arrow-rotated").html("Open all");
		$(".expander_handle").removeClass("arrow-rotated");
		$(".expander_content").slideUp();	
	}
	allToggles = !allToggles;
}
function toggleItemSet(handleObj, blockObj) {
	$(handleObj).toggleClass("arrow-rotated");
	$(blockObj).slideToggle();
}