function toggle(id) {
	var items = getElementsByClassName("services_itemDescription");
	for(var i=0; i < items.length; i++) {
		var item = items[i];
		if(item.id != id) {
			var imgEle = document.getElementById(item.id+"_arrow");
			if(imgEle) {
				imgEle.src = "images/services/closed_arrow.jpg";
			}
			hide(item.id);
		}
	}

	var ele = document.getElementById(id);
	if(ele) {
		var imgEle = document.getElementById(id+"_arrow");
		if(ele.style && ele.style.display == "block") {
			//hide(id);
			//if(imgEle) {
			//	imgEle.src = "images/services/closed_arrow.jpg";
			//}
		} else {
			show(id);
			if(imgEle) {
				imgEle.src = "images/services/open_arrow.jpg";
			}
		}
	}
}