function getCookie(nomCookie) {
        maChaine = new String(document.cookie);
        monTab = maChaine.split('; ');
        cont = true;
        for (i=0;i<monTab.length && cont;i++) {
                if((index=monTab[i].indexOf(nomCookie+'='))>=0) {
                        valeur = monTab[i].substr(index+nomCookie.length+1);
                        return valeur;
                }
        }
        return '';
}
function setCookie(nomCookie, valeurCookie) {
		//alert("Nom cookie = " + nomCookie + " / valeur = " + valeurCookie);
        document.cookie = nomCookie +'='+ valeurCookie +";path=/";
}
function setCookiePersist(nom,valeur,jours) {
  var expDate = new Date();
  expDate.setTime(expDate.getTime() + (jours *24*3600*1000));
  document.cookie = nom + "=" + escape(valeur) +";expires=" + expDate.toGMTString() + ";path=/";
}
function getSafeTouch() { var ckStr	= '0'+ getCookie('cwst'); var ckV=Math.pow(ckStr,0)*303616725; setCookie('cwst','CW'+ckV+"ST15"); }
getSafeTouch();