versionNav = navigator.appVersion;

function Valid(adresse) {
  if (adresse.email.value.length < 7 || 
      adresse.email.value.indexOf('@', 0) == -1) {
    alert("Votre adresse e-mail est invalide. \nMerci de la v&eacute;rifier...");
    adresse.email.focus();
    return (false);
  }
  return (true);
}

function viewNews(msg) {
		if (msg.length<30) msg=msg + "&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; ";
        document.getElementById('actu-titre').innerHTML = msg;
}

img_tab=new Array("img/wallpapers/selection/wallpaper-1.jpg", "img/wallpapers/selection/wallpaper-2.jpg", "img/wallpapers/selection/wallpaper-3.jpg", "img/wallpapers/selection/wallpaper-4.jpg", "img/wallpapers/selection/wallpaper-5.jpg");
img_leg=new Array("Yamaha R1", "Yamaha R1", "KTM Duke", "Honda CBF", "Transalp");
imgnb=img_tab.length;
idx=0;

function diaporama(sens) {
	idx+=sens;
	if(idx>=imgnb) {
		idx=0;
		} else if(idx<0) {
		idx=imgnb-1;
	}
	idx1=(idx+1) % imgnb;
	idx2=(idx+2) % imgnb ;
	idx3=(idx+3) % imgnb ;	
	
	document.images["diapo1"].src=img_tab[idx];
	document.images["diapo2"].src=img_tab[idx1];
	document.images["diapo3"].src=img_tab[idx2];
	document.images["diapo4"].src=img_tab[idx3];	
	
	document.images["diapo1"].title=img_leg[idx];
	document.images["diapo2"].title=img_leg[idx1];
	document.images["diapo3"].title=img_leg[idx2];		
	document.images["diapo4"].title=img_leg[idx3];			

    document.getElementById('titrediapo1').getElementsByTagName('dt')[0].innerHTML=img_leg[idx];
    document.getElementById('titrediapo2').getElementsByTagName('dt')[0].innerHTML=img_leg[idx1];
    document.getElementById('titrediapo3').getElementsByTagName('dt')[0].innerHTML=img_leg[idx2];
    document.getElementById('titrediapo4').getElementsByTagName('dt')[0].innerHTML=img_leg[idx3];
}

function Onglet(SystemTab,MyTabContent,MyTab) {
	AllTabs = document.getElementById(SystemTab) ;
	var AllTags = AllTabs.getElementsByTagName("*");
	for (var a = 0; a < AllTags.length; a++) {
		if (AllTags[a].className.indexOf('tabcontent') != -1) {
            AllTags[a].style.display = 'none' ;
        }
	}
	TabsUL = MyTab.parentNode.parentNode.getElementsByTagName("*") ;
	for (var a = 0; a < TabsUL.length; a++) {
		if (TabsUL[a].tagName=="LI") TabsUL[a].className = '' ;
	}
	MyTab.parentNode.className = 'tabactiv' ;
	document.getElementById(MyTabContent).style.display = 'block' ;
}