//var menutop = 538;     //posizione
var tablepx = 1000/2;    //width of the table

var menu01name = 'menu01';
var menu02name = 'menu02';
var menu03name = 'menu03';
var menu04name = 'menu04';
var menu05name = 'menu05';
var menu06name = 'menu06';

var menu01 = 141;
var menu02 = 350;
var menu03 = 453;
var menu04 = 557;
var menu05 = 245;
var menu06 = 765;

function placeLayer() {
if(document.getElementById){                                                    // N6  IE 5/5.5  Opera
 x = document.body.clientWidth;
 if (x < 1000) x = 1000;
  document.getElementById(menu01name).style.left = (x/2 - tablepx + menu01);
  document.getElementById(menu02name).style.left = (x/2 - tablepx + menu02);
  document.getElementById(menu03name).style.left = (x/2 - tablepx + menu03);
  document.getElementById(menu04name).style.left = (x/2 - tablepx + menu04);  
  document.getElementById(menu05name).style.left = (x/2 - tablepx + menu05);  
  document.getElementById(menu06name).style.left = (x/2 - tablepx + menu06);
 } else {
 if (document.layers) {                                                         //Netscape menu positions
  x = self.innerWidth;
  if ( x < 1000) x = 1000;
   document.layers[menu01name].left = (x/2 - tablepx - 9 + menu01);
   document.layers[menu02name].left = (x/2 - tablepx - 9 + menu02);
   document.layers[menu03name].left = (x/2 - tablepx - 9 + menu03);
   document.layers[menu04name].left = (x/2 - tablepx - 9 + menu04);   
   document.layers[menu05name].left = (x/2 - tablepx - 9 + menu05);
   document.layers[menu06name].left = (x/2 - tablepx - 9 + menu06);  
   } else {
 if (document.all) {                                                            //IE menu positions
  x = document.body.clientWidth;
  if ( x < 1000) x = 1000;
   document.all[menu01name].style.pixelLeft = (x/2 - tablepx + menu01);
   document.all[menu02name].style.pixelLeft = (x/2 - tablepx + menu02);
   document.all[menu03name].style.pixelLeft = (x/2 - tablepx + menu03); 
   document.all[menu04name].style.pixelLeft = (x/2 - tablepx + menu04); 
   document.all[menu05name].style.pixelLeft = (x/2 - tablepx + menu05); 
   document.all[menu06name].style.pixelLeft = (x/2 - tablepx + menu06);
   }
  }
 }
}

function changeImages(arg01, arg02) {
 if (document.images){
  document[arg01].src = arg02;
  } else alert("Please download a more recent Browser");
 }

if(document.getElementById){
 layerRef="document.getElementById";
 styleDef=".style";
 } else{
  if (navigator.appName == "Netscape") {
   layerRef="document.layers";
   styleDef="";
   } else{
    layerRef="document.all";
	styleDef=".style";
  }
 }

function showLayer(idName){
 if(document.getElementById){
  idName = "('"+idName+"')";
  } else idName = "['"+idName+"']"; 
 eval(layerRef+idName+styleDef+'.visibility="visible"');
 }
  	
function hideLayer(idName){
 if(document.getElementById){
  idName = "('"+idName+"')";
  } else idName = "['"+idName+"']"; 
 eval(layerRef+idName+styleDef+'.visibility="hidden"');
 }

function setmenu(idName,y){
 if(document.getElementById){
  idName = "('"+idName+"')";
  } else idName = "['"+idName+"']"; 
 eval(layerRef+idName+styleDef+'.top='+y);
 }

window.onLoad = spostaLayer;
window.onResize = spostaLayer;

function spostaLayer(){
 placeLayer();
 }