var DHTML = (document.getElementById || document.all || document.layers);

function getObj(name){
	if (document.getElementById){
		this.obj = document.getElementById(name);
		this.style = document.getElementById(name).style;
	}
	else if (document.all){
		this.obj = document.all[name];
		this.style = document.all[name].style;
	}
	else if (document.layers){
		this.obj = document.layers[name];
		this.style = document.layers[name];
	}
}

function displayShow(div1){
	if (!DHTML) return;
	var show = new getObj(div1); 

	show.style.display = "block";

}


function displaySwap(div1,div2){
	if (!DHTML) return;
	var show = new getObj(div1); 
	var hide = new getObj(div2); 

	show.style.display = "block";
	hide.style.display = "none";

}

function displaySwapRecur(div1,div2){
	if (!DHTML) return;
	var show = new getObj(div1); 
	var hide = new getObj(div2); 
	var hide2 = new getObj("recurring_events"); 

	show.style.display = "block";
	hide.style.display = "none";
	hide2.style.display = "none";

	document.modify.recur_clear.value = "true";
}


function checkedAll(id, checked) {
	var el = document.getElementById(id);
	for (var i = 0; i < el.elements.length; i++) {
	  el.elements[i].checked = checked;
	}
}

function confirmUnsubscribe() {
	var agree = confirm("Are you sure you want to unsubscribe from this membership to Our Kids?");
	if (agree) {
		return true;
	} else {
		return false;
	}
}

// Template Driven Javascript

var togglePromos = function(totalPromos, activePromo){
	for (i=1;i<=totalPromos;i++) {
		$("promo-tab-" + i).removeClass('promo-tab-on');
		$("promo-tab-" + i).addClass('promo-tab-off');
		$("promo" + i).setStyle('display', 'none');
	}
	$("promo-tab-" + activePromo).removeClass('promo-tab-off');
	$("promo-tab-" + activePromo).addClass('promo-tab-on');
	$("promo" + activePromo).setStyle('display', 'block');
}

var toggleImg = function(imgId,bln) {
	document.images[imgId].src = bln ? '/objects/images/'+imgId+'_on.gif' : '/objects/images/'+imgId+'.gif' ;
}