// JavaScript Document
var ie5=document.all && !window.opera
var ns6=document.getElementById

function lib_bwcheck(){ //Browsercheck (needed)
	this.ver=navigator.appVersion
	this.agent=navigator.userAgent
	this.dom=document.getElementById?1:0
	this.opera5=this.agent.indexOf("Opera 5")>-1
	this.ie5=(this.ver.indexOf("MSIE 5")>-1 && this.dom && !this.opera5)?1:0; 
	this.ie6=(this.ver.indexOf("MSIE 6")>-1 && this.dom && !this.opera5)?1:0;
	this.ie4=(document.all && !this.dom && !this.opera5)?1:0;
	this.ie=this.ie4||this.ie5||this.ie6
	this.mac=this.agent.indexOf("Mac")>-1
	this.ns6=(this.dom && parseInt(this.ver) >= 5) ?1:0; 
	this.ns4=(document.layers && !this.dom)?1:0;
	this.bw=(this.ie6 || this.ie5 || this.ie4 || this.ns4 || this.ns6 || this.opera5)
	return this
}
var bw=new lib_bwcheck();

function detectMacXFF() {
  var userAgent = navigator.userAgent.toLowerCase();
  if (userAgent.indexOf('mac') != -1 && userAgent.indexOf('firefox')!=-1) {
    return true;
  }
}
FireFoxMac=detectMacXFF();

function makeObj(obj,nest){
	nest=(!nest) ? "":'document.'+nest+'.'		
	this.el=bw.dom?document.getElementById(obj):bw.ie4?document.all[obj]:bw.ns4?eval(nest+'document.'+obj):0;
  	this.css=bw.dom?document.getElementById(obj).style:bw.ie4?document.all[obj].style:bw.ns4?eval(nest+'document.'+obj):0;		
	return this
}

function makeFadeObj()
{
	this.obj=null;
	this.fade=0;
	this.delta_fade=0;
	return this;
}

var init_done=false;

function showmenu(id_menu)
{
	if (!document.all&&!document.getElementById)
		return;
	if (!init_done)
		return;
	var menu=submenu[id_menu];
	menu.delta_fade=sub_menu_fade_speed;
	menu.obj.css.visibility="visible"
	return false
}

function hidemenus(){
	for (i=0;i<nb_submenus;i++)
	{
		submenu[i].delta_fade=-sub_menu_fade_speed;
	}
}

if (ie5||ns6)
	document.onclick=hidemenus
	
function preInit()
{
	submenu=new Array();
	nb_submenus=9;
	for (i=0;i<nb_submenus;i++)
	{
		submenu[i]=new makeFadeObj();
	}

	hyperlien=new Array();
	for (i=0;i<nb_hps;i++)
	{
		hyperlien[i]=new makeFadeObj();
	}
	
	img_back_fadeobj=new makeFadeObj();
}

id_menu_solutions=0;
id_submenu_aeronautic=1;
id_submenu_pharmaceutical=2;
id_submenu_food=3;
id_submenu_plastic=4;
id_submenu_mining=5;
id_submenu_printing=6;
id_submenu_other=7;
id_menu_about=8;

sFadePeriod = 20; 
fade_step=5;
display_counter=5;
initial_wait=0;

nb_hps=0;
final_opacity_submenu=85;
hp_fade_speed=9;
sub_menu_fade_speed=19;
back_fade_speed=5;

function update_fade_obj(obj,final_opacity,hide)
{
	if (((obj.fade<100) && (obj.delta_fade>0)) || (obj.fade>0) && (obj.delta_fade<0))
	{
		obj.fade=obj.fade+obj.delta_fade;
		if (obj.fade<0)	obj.fade=0;
		if (obj.fade>100) obj.fade=100;
		
		if (!FireFoxMac)
		{
			if (hide && (obj.fade==0) && (obj.delta_fade<0))
				obj.obj.css.visibility="hidden";
				
			if (final_opacity)
			{
				var effective_fade=Math.round(obj.fade*final_opacity/100);
				
				obj.obj.css.filter="alpha(opacity="+effective_fade+")";
				obj.obj.css.opacity=effective_fade/100;
			}
			else
			{
				obj.obj.css.filter="alpha(opacity="+obj.fade+")";
				obj.obj.css.opacity=obj.fade/100;
			}		
		}
		else
		{
			if ((obj.fade==0) && (obj.delta_fade<0))
				obj.obj.css.visibility="hidden";
				
			if (final_opacity)
				median=final_opacity;
			else
				median=50;
				
			if ((obj.delta_fade<0) && (obj.fade<median))
				obj.obj.css.visibility="hidden";
					
			if ((obj.delta_fade>0) && (obj.fade>median))
				obj.obj.css.visibility="visible";
		}
	}
}

function HpTimer()
{
	//for rollover
	for (i=0;i<nb_hps;i++)
	{
		update_fade_obj(hyperlien[i],false);
	}
	//for submenu
	for (i=0;i<nb_submenus;i++)
	{
		update_fade_obj(submenu[i],final_opacity_submenu,true);
	}

	//for background
	update_fade_obj(img_back_fadeobj,false)
	
    tim_hp = setTimeout("HpTimer()",sFadePeriod);
}

function init_fade_obj(fade_obj,id)
{
	fade_obj.obj=new makeObj(id,'');
	if (!FireFoxMac)
	{
		fade_obj.obj.css.filter="alpha(opacity=0)";
		fade_obj.obj.css.opacity=0;
	}
	else
	{
		fade_obj.obj.css.visibility="hidden";
	}
}

function Init()
{
	for (i=0;i<nb_submenus;i++)
	{
		init_fade_obj(submenu[i],"menu"+i);
		submenu[i].obj.css.visibility="hidden";
	}
	//init_fade_obj(img_back_fadeobj,'img_back');
	
	//img_back_fadeobj.obj.css.visibility="visible";
	for (i=0;i<nb_hps;i++)
	{
		init_fade_obj(hyperlien[i],'hp'+i);
	}
	HpTimer();
	
	init_done=true;
}

preInit();

//----- gestion des testimonials
nb_gifs = 4;
list_gifs=new Array();
list_gifs[0]='media/testimonials_2006_1.swf';
list_gifs[1]='media/testimonials_2006_2.swf';
list_gifs[2]='media/testimonials_2006_3.swf';
list_gifs[3]='media/testimonials_2006_4.swf';

function initGIF()
{
	date = new Date ();
	seconds = date.getSeconds();
	i= Math.floor(nb_gifs*seconds/4);
	rnd=Math.random();
	i= Math.floor(nb_gifs*rnd);
	if (document.images) 
	{
			PlayMovieAt('TestimonialsId',list_gifs[i],152,307);
	}
}

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_findObj(n, d) { //v4.01
  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 && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

function MM_jumpMenu(targ,selObj,restore){ //v3.0
  eval(targ+".location='"+selObj.options[selObj.selectedIndex].value+"'");
  if (restore) selObj.selectedIndex=0;
}

function GotoFrench()
{
	i=document.URL.lastIndexOf(".");
	if (i>8 && document.URL.substr(i-8,8)=="index_en")
	{
		new_name=document.URL.substr(0,i-8);
		new_name=new_name+"index_fr.htm";
	}
	else
	{
		new_name=document.URL.substr(0,i);
		new_name=new_name+"_fr.html";
	}
	window.location.href=new_name;
}

function GotoEnglish()
{
	i=document.URL.lastIndexOf("_fr.htm");
	if (i>5 && document.URL.substr(i-5,5)=="index")
	{
		new_name=document.URL.substr(0,i-5);
		new_name=new_name+"index_en.htm";
	}
	else
	{
		new_name=document.URL.substr(0,i);
		new_name=new_name+".html";
	}
	window.location.href=new_name;
}