function getById(id) { 
	return document.getElementById?document.getElementById(id):(document.all?document.all(id):null); 
}
function hideDiv(id) { 
	getById(id).style.visibility = "hidden"; 
	getById(id).style.display = "none"; 
	}
function showDiv(id) { 
	getById(id).style.visibility = ""; 
	getById(id).style.display = ""; 
}

function togglevis(layerID){ 
if(getById(layerID).style.visibility=="hidden"){
	showDiv(layerID);
}else{
	hideDiv(layerID);
}
}
function accessCSS(layerID){
	if(document.getElementById){
		return document.getElementById(layerID).style;
	}else if(document.all){
		return document.all[layerID].style;
	}else if(document.layers){
		return document.layers[layerID];
	}
}
function offerte(id_struttura){
	ajaxpage('/offerte.php?id_struttura='+ id_struttura, 'offerte');
}

/***********************************************
* Dynamic Ajax Content
***********************************************/
var bustcachevar=0 //bust potential caching of external pages after initial request? (1=yes, 0=no)
var loadedobjects=""
var rootdomain="";
var bustcacheparameter=""

function ajaxpage(url, containerid){

document.getElementById(containerid).innerHTML="<div align=center style=\"z-index:1; background-color: #ffffff; width:270px;\"><br><br><font color=red><b>ATTENDERE PREGO</b><br><br>PLEASE WAIT</font><br><br></center>";
var page_request = false
if (window.XMLHttpRequest) // if Mozilla, Safari etc
page_request = new XMLHttpRequest()
else if (window.ActiveXObject){ // if IE
try {
page_request = new ActiveXObject("Msxml2.XMLHTTP")
} 
catch (e){
try{
page_request = new ActiveXObject("Microsoft.XMLHTTP")
}
catch (e){}
}
}
else
return false
page_request.onreadystatechange=function(){
loadpage(page_request, containerid)
}
if (bustcachevar) //if bust caching of external page
bustcacheparameter=(url.indexOf("?")!=-1)? "&"+new Date().getTime() : "?"+new Date().getTime()
page_request.open('GET', url+bustcacheparameter, true)
page_request.send(null)
}

function loadpage(page_request, containerid){
if (page_request.readyState == 4 && (page_request.status==200 || window.location.href.indexOf("http")==-1))
document.getElementById(containerid).innerHTML=page_request.responseText
}

function loadobjs(){
if (!document.getElementById)
return
for (i=0; i<arguments.length; i++){
var file=arguments[i]
var fileref=""
if (loadedobjects.indexOf(file)==-1){ //Check to see if this object has not already been added to page before proceeding
if (file.indexOf(".js")!=-1){ //If object is a js file
fileref=document.createElement('script')
fileref.setAttribute("type","text/javascript");
fileref.setAttribute("src", file);
}
else if (file.indexOf(".css")!=-1){ //If object is a css file
fileref=document.createElement("link")
fileref.setAttribute("rel", "stylesheet");
fileref.setAttribute("type", "text/css");
fileref.setAttribute("href", file);
}
}
if (fileref!=""){
document.getElementsByTagName("head").item(0).appendChild(fileref)
loadedobjects+=file+" " //Remember this object as being already added to page
}
}
}

/***********************************************
* Dynamic Ajax Content
***********************************************/