var xmlhttp = false;
try { xmlhttp = new ActiveXObject("Msxml2.XMLHTTP"); } catch(e) { try { xmlhttp= new ActiveXObject("Microsoft.XMLHTTP");} catch(e) { xmlhttp = false; } }
if(!xmlhttp && typeof XMLHttpRequest != 'undefined') {	xmlhttp = new XMLHttpRequest(); }

function getPage(serverPage,obj,params) {
	xmlhttp.open("POST",serverPage+".php",true);
	if(params!=null) {
		xmlhttp.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
		xmlhttp.setRequestHeader("Content-length", params.length);
		xmlhttp.setRequestHeader("Connection", "close");
	}
	xmlhttp.onreadystatechange = function() {
		if(xmlhttp.readyState == 4 && xmlhttp.status ==200) {
			obj.innerHTML = xmlhttp.responseText;
			startBox();
		}
	}
	xmlhttp.send(params);
}

function updateMenu(page) {
	var menu = document.getElementById("menu").getElementsByTagName("li");
	for(var i=0; i<menu.length; i++) {
		menu[i].style.color = (menu[i].title == page)?"#0078ff":"#000";
	}
	
}

function loadPage(page) {
	var mycont = document.getElementById("cont");
	updateMenu(page);
	getPage(page,mycont,null);
}

var currentLogo = "empre";
function changeTo(img,to) {
	var logos = document.getElementById("logos").getElementsByTagName("img");
	for(var i=0; i<logos.length; i++) {
		if(logos[i].title == img && logos[i].title!=currentLogo) {
			logos[i].src = (to)?"images/"+img+"logo.jpg":"images/"+img+"logo_bw.jpg";	
		}
	}
}

function changeAll() {
	var logos = document.getElementById("logos").getElementsByTagName("img");
	for(var i=0; i<logos.length; i++) {
		logos[i].src = (logos[i].title==currentLogo)?"images/"+logos[i].title+"logo.jpg":"images/"+logos[i].title+"logo_bw.jpg";	
	}
}

function loadOrgInfo(org) {
	currentLogo = org;
	changeAll();
	var mycont = document.getElementById("qs_cont");
	getPage("org",mycont,"org="+org);
}