/* Nav stuff - select all etc */
function prepareToggle() {
	if(!document.getElementById || !document.getElementsByTagName) return;
	if(!document.getElementById("nav")) return;
// Insert select all checkbox
	var togth = document.getElementById("selectall");
	var togglebox = document.createElement("input");
	togglebox.setAttribute("type", "checkbox");
	togth.appendChild(togglebox);
// Get all inputs in the message form
	var form = document.getElementById("nav");
	feedboxes = form.getElementsByTagName("input");
	togglebox.onclick = function() {
		toggleBoxes(togglebox.checked, feedboxes);
	}
}

function toggleBoxes(state, feedboxes) {
	for (i=0; i < feedboxes.length; i++) {
		if (feedboxes[i].getAttribute("name") == "del[]") {
			feedboxes[i].checked = state;
		}
	}
}

addLoadEvent(prepareToggle);