// JavaScript Document

var preloadFlag = false;

function newImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}

function changeImages() {
	if (document.images && (preloadFlag == true)) {
		for (var i=0; i<changeImages.arguments.length; i+=2) {
			document[changeImages.arguments[i]].src = changeImages.arguments[i+1];
		}
	}
}

function displayStatusMsg(msgStr) { 
  status=msgStr;
  document.returnValue = true;
}

function preloadImages() { 
  var d=document; if(d.images){ if(!d.p) d.p=new Array();
    var i,j=d.p.length,a=preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.p[j]=new Image; d.p[j++].src=a[i];}}
}

function swapImgRestore() { 
  var i,x,a=document.sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function findObj(n, d) { 
  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=findObj(n,d.layers[i].document); return x;
}

function swapImage() { 
  var i,j=0,x,a=swapImage.arguments; document.sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=findObj(a[i]))!=null){document.sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

function reloadPage(init) {  //reloads the window if Nav4 resized
  if (init==true) with (navigator) {if ((appName=="Netscape")&&(parseInt(appVersion)==4)) {
    document.pgW=innerWidth; document.pgH=innerHeight; onresize=reloadPage; }}
  else if (innerWidth!=document.pgW || innerHeight!=document.pgH) location.reload();
}

reloadPage(true);

function preloadImages(lang) {
	if (document.images) {
		
		switch(lang) {
		case "FR":
		nav1o = newImage("/soppec/img/FR/menu1_over.gif");
		nav2o = newImage("/soppec/img/FR/menu2_over.gif");
		nav3o = newImage("/soppec/img/FR/menu3_over.gif");
		
		nav1o2 = newImage("/soppec/img/FR/menu1_2.gif");
		nav2o2 = newImage("/soppec/img/FR/menu2_2.gif");
		nav3o2 = newImage("/soppec/img/FR/menu3_2.gif");
		
		nav1oc = newImage("/soppec/img/FR/menu1_current.gif");
		nav2oc = newImage("/soppec/img/FR/menu2_current.gif");
		nav3oc = newImage("/soppec/img/FR/menu3_current.gif");
		
		break;
		
		case "UK":
		nav1o = newImage("/soppec/img/UK/menu1_over.gif");
		nav2o = newImage("/soppec/img/UK/menu2_over.gif");
		nav3o = newImage("/soppec/img/UK/menu3_over.gif");
		
		nav1o2 = newImage("/soppec/img/UK/menu1_2.gif");
		nav2o2 = newImage("/soppec/img/UK/menu2_2.gif");
		nav3o2 = newImage("/soppec/img/UK/menu3_2.gif");
		
		nav1oc = newImage("/soppec/img/UK/menu1_current.gif");
		nav2oc = newImage("/soppec/img/UK/menu2_current.gif");
		nav3oc = newImage("/soppec/img/UK/menu3_current.gif");
		
		break;
		}
		
		
		preloadFlag = true;
	}
}


function winBRopen(theURL, Name, popW, popH, scroll) { // V 1.0
var winleft = (screen.width - popW) / 2;
var winUp = (screen.height - popH) / 2;
winProp = 'width='+popW+',height='+popH+',left='+winleft+',top='+winUp+',scrollbars='+scroll+',resizable=no'
Win = window.open(theURL, Name, winProp)
if (parseInt(navigator.appVersion) >= 4) { Win.window.focus(); }
}

var state = 'none'; 

function showhide(nr)
{
	if (document.layers)
	{
		current = (document.layers[nr].display == 'none') ? 'block' : 'none';
		document.layers[nr].display = current;
	}
	else if (document.all)
	{
		current = (document.all[nr].style.display == 'none') ? 'block' : 'none';
		document.all[nr].style.display = current;
	}
	else if (document.getElementById)
	{
		vista = (document.getElementById(nr).style.display == 'none') ? 'block' : 'none';
		document.getElementById(nr).style.display = vista;
	}
}

function show(nr)
{
	if (document.layers)
	{
		document.layers[nr].display = 'block';
	}
	else if (document.all)
	{
		
		document.all[nr].style.display = 'block';
	}
	else if (document.getElementById)
	{
		document.getElementById(nr).style.display = 'block';
	}
}

function hide(nr)
{
	if (document.layers)
	{
		document.layers[nr].display = 'none';
	}
	else if (document.all)
	{
		document.all[nr].style.display = 'none';
	}
	else if (document.getElementById)
	{
		document.getElementById(nr).style.display = 'none';
	}
}

function updateMenu(curItem) {
	
		switch(curItem) {
		case 1:
		changeClass('menu1','mainMenuCurrent');
		changeClass('menu2','mainMenu');
		changeClass('menu3','mainMenu');
		changeClass('menu4','mainMenu');
		show('smenu1')
		hide('smenu2');
		hide('smenu3');
		hide('smenu4');
		break;
		
		case 2:
		changeClass('menu1','mainMenu');
		changeClass('menu2','mainMenuCurrent');
		changeClass('menu3','mainMenu');
		changeClass('menu4','mainMenu');
		hide('smenu1')
		show('smenu2');
		hide('smenu3');
		hide('smenu4');
		break;
		
		case 3:
		changeClass('menu1','mainMenu');
		changeClass('menu2','mainMenu');
		changeClass('menu3','mainMenuCurrent');
		changeClass('menu4','mainMenu');
		hide('smenu1')
		hide('smenu2');
		show('smenu3');
		hide('smenu4');
		break;
		
		case 4:
		changeClass('menu1','mainMenu');
		changeClass('menu2','mainMenu');
		changeClass('menu3','mainMenu');
		changeClass('menu4','mainMenuCurrent');
		hide('smenu1')
		hide('smenu2');
		hide('smenu3');
		show('smenu4');
		break;
		
		
		}
	}
	
function changeClass(id, newClass) {
identity=document.getElementById(id);
identity.className=newClass;
}