//GLOBALS
var w3c = (document.getElementById) ? 1:0
var ns4 = (document.layers) ? 1:0  //browser detect for NS4 & W3C standards

function getObject(sObj) {
    if (w3c)
        theObj = document.getElementById(sObj);
    else if (ns4)
        theObj = eval("document." + sObj);
    return theObj;
}


function _visual(aa,num_cat) {
if (document.getElementById){

    if(document.getElementById(aa).style.display=='none'){
        document.getElementById(aa).style.display='';
    }else{
        for (i=1;i<=num_cat;i++){
           document.getElementById(i).style.display='none';
        }
        document.getElementById(aa).style.display='none';
    }
}
}


function visual_lavori() {

      document.getElementById('categorie_servizi').style.visibility='hidden';
      if(document.getElementById('categorie_lavori').style.visibility=='hidden'){
          document.getElementById('categorie_lavori').style.visibility='visible';
      }else{
          document.getElementById('categorie_lavori').style.visibility='hidden';
      }
   }



function visual_servizi() {

      document.getElementById('categorie_lavori').style.visibility='hidden';
      if(document.getElementById('categorie_servizi').style.visibility=='hidden'){
          document.getElementById('categorie_servizi').style.visibility='visible';
      }else{
          document.getElementById('categorie_servizi').style.visibility='hidden';
      }
   }

/*

function visual_lavori() {
      document.getElementById('categorie_servizi').style.visibility='hidden';
      document.getElementById('categorie_lavori').style.visibility='visible';
}

function hide_lavori() {
      document.getElementById('categorie_lavori').style.visibility='hidden';
}

*/



function visual_fam(cat,num_cat) {
if (document.getElementById){
    for (i=1;i<=num_cat;i++){
        if(i!=cat)
           document.getElementById(i).style.display='none';
    }
    if(document.getElementById(cat).style.display=='none'){
        document.getElementById(cat).style.display='';
    }else{
        document.getElementById(cat).style.display='none';
    }
}
}


function motorericerca()
  {
  var tro=document.motore.f_cerca;
  if(tro.value=="")
    {
    alert('Devi inserire un testo per la ricerca');
    tro.focus();
    return (false);
    }
  else
    {
    return(true);
    }
  }

function MM_findObj(n, d) { //v4.0
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && document.getElementById) x=document.getElementById(n); return x;
}
function MM_showHideLayers() { //v3.0
  var i,p,v,obj,args=MM_showHideLayers.arguments;
  for (i=0; i<(args.length-2); i+=3) if ((obj=MM_findObj(args[i]))!=null) { v=args[i+2];
    if (obj.style) { obj=obj.style; v=(v=='show')?'visible':(v='hide')?'hidden':v; }
    obj.visibility=v; }
}

function gb_inner(aaa,bbb){

    obj=getObject(aaa);
    obj.innerHTML = bbb;

}

function vai(url){
    if (confirm('Confermi la cancellazione?')){
    location.replace(url);
    }else{
    }
}



function apriPop(foto) {
    msg=open("","DisplayWindows"," toolbar=no,directories=no,menubar=no,resizable=no");
    d=msg.document;
    d.write("<head><SCRIP"+"T>");
    d.write("function ridimensiona(){");
    d.write("window.resizeTo(");
    d.write("document.im1.width+11,");
    d.write("document.im1.height+29);");
    d.write("};document.title=document.im1.src;</SCRIP"+"T></head>");
    d.write("<body topmargin=0 leftmargin=0 scroll=no>");
    d.write("<img src='"+foto+"' name='im1' onLoad='ridimensiona()'>");
    d.write("</body>");
    d.close();
    msg.focus();
}



var xmlHttp;

// funzione visualizza cittą con metodo GET
function showcity(state,prov){
   xmlHttp=GetXmlHttpObject()
   if (xmlHttp==null){
       alert ("Browser does not support HTTP Request")
       return
   }
   var url="getcity.php?state="+state+"&prov="+prov+"&sid="+Math.random()
   xmlHttp.onreadystatechange=stateChanged

   // Metodo GET
   xmlHttp.open("GET",url,true)
   xmlHttp.send(null)
}


function stateChanged(){
//if (xmlHttp.readyState==4 || xmlHttp.readyState=="complete")
   if (xmlHttp.readyState==4){

      risult=xmlHttp.responseText;
      records=risult.split("||rec||");
      // popolamento della select
      document.form1.city.options.length=1;

      for(i=1;i<records.length;i++){
         fields=records[i].split("||fld||");
         id=fields[0] ;
         descri=fields[1];
         document.form1.city.options[i]= new Option();
         document.form1.city.options[i].value=id;
         document.form1.city.options[i].text=descri;

      }

   }
}



// funzione visualizza provincie con metodo GET
function showprov(state){
   xmlHttp=GetXmlHttpObject()
   if (xmlHttp==null){
       alert ("Browser does not support HTTP Request")
       return
   }
   var url="getprov.php?state="+state+"&sid="+Math.random()
   xmlHttp.onreadystatechange=stateChanged2

   // Metodo GET
   xmlHttp.open("GET",url,true)
   xmlHttp.send(null)
}


function stateChanged2(){
//if (xmlHttp.readyState==4 || xmlHttp.readyState=="complete")
   if (xmlHttp.readyState==4){

      risult=xmlHttp.responseText;
      records=risult.split("||rec||");
      // popolamento della select
      document.form1.prov.options.length=1;

      for(i=1;i<records.length;i++){
         fields=records[i].split("||fld||");
         id=fields[0] ;
         descri=fields[1];
         document.form1.prov.options[i]= new Option();
         document.form1.prov.options[i].value=id;
         document.form1.prov.options[i].text=descri;

      }

   }
}

function GetXmlHttpObject(){
   var objXMLHttp=null
   if (window.XMLHttpRequest){
      objXMLHttp=new XMLHttpRequest()
   }else
      if (window.ActiveXObject){
         //objXMLHttp=new ActiveXObject("Microsoft.XMLHTTP")
         objXMLHttp=new ActiveXObject("Msxml2.XMLHTTP")
       }
   return objXMLHttp
}
