function toggle(id)
{
	 var L = document.getElementById("L"+id);
	 var I = document.getElementById("I"+id);
	 if (L.style.display == "" || L.style.display == "none") {
	 	 L.style.display = "block";
	 	 I.src = "opened.png";
	 }
	 else {
	 	 L.style.display = "none";
	 	 I.src = "closed.png";
	 }
}

function menuInit(state)
{
	if (state) {
		state = state + "";
		for (var i = 0; i<state.length; i++) {
			toggle(state.charAt(i));
		}
	}
}

function clientSideInclude(id, url)
{
    var req = false;
    // For Safari, Firefox, and other non-MS browsers
    if (window.XMLHttpRequest) {
        try {
			req = new XMLHttpRequest();
    	} catch (e) {
      		req = false;
    	}
  	} else if (window.ActiveXObject) {
    	// For Internet Explorer on Windows
    	try {
      		req = new ActiveXObject("Msxml2.XMLHTTP");
	    } catch (e) {
    		try {
        		req = new ActiveXObject("Microsoft.XMLHTTP");
      		} catch (e) {
        		req = false;
      		}
    	}
  	}
 	var element = document.getElementById(id);
 	if (!element) {
  		alert("Bad id " + id +
   		"passed to clientSideInclude." +
   		"You need a div or span element " +
   		"with this id in your page.");
  		return;
 	}
  	if (req) {
    	// Synchronous request, wait till we have it all
    	req.open('GET', url, false);
    	req.send(null);
    	element.innerHTML = req.responseText;
  	} else {
    	element.innerHTML =
   			"Sorry, your browser does not support " +
      		"XMLHTTPRequest objects. This page requires " +
      		"Internet Explorer 5 or better for Windows, " +
      		"or Firefox for any system, or Safari. Other " +
      		"compatible browsers may also exist.";
  	}
}