Subversion Repositories Sites.tela-botanica.org

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function setActiveStyleSheet(title)
{
  var i, a, main;
        for(i=0; (a = document.getElementsByTagName("link")[i]); i++) {
                if(a.getAttribute("rel").indexOf("style") != -1 && a.getAttribute("title")) {
                  a.disabled = true;
                     if(a.getAttribute("title") == title) {
                         a.disabled = false;
                            // Spécial Tela Botanica : sélection de la bonne option dans le menu déroulant.
                             var option = document.getElementById(a.getAttribute("title"));
                         if (option) {
                                  option.selected = 'selected';
                          }
                      }
              }
      }  
}

function getActiveStyleSheet()
{
        var i, a;
      for (i=0; (a = document.getElementsByTagName("link")[i]); i++) {
               if(a.getAttribute("rel").indexOf("style") != -1 && a.getAttribute("title") && !a.disabled) {
                   return a.getAttribute("title");
                }
      }
      return null;
}

function getPreferredStyleSheet()
{
    var i, a;
      for (i=0; (a = document.getElementsByTagName("link")[i]); i++) {
               if (a.getAttribute("rel").indexOf("title") != -1
                       && a.getAttribute("rel").indexOf("alt") == -1
                  && a.getAttribute("title")
                     ) {
                    return a.getAttribute("title");
                }
      }
      return null;
}

function createCookie(name,value,days)
{
       if (days) {
            var date = new Date();
         date.setTime(date.getTime()+(days*24*60*60*1000));
             var expires = "; expires="+date.toGMTString();
 } else {
               expires = "";
  }
      document.cookie = name+"="+value+expires+"; path=/";
}

function readCookie(name)
{
    var nameEQ = name + "=";
       var ca = document.cookie.split(';');
   for(var i=0;i < ca.length;i++) {
               var c = ca[i];
         while (c.charAt(0)==' ') {
                     c = c.substring(1,c.length);
           }
              if (c.indexOf(nameEQ) == 0) {
                  return c.substring(nameEQ.length,c.length);
            }
      }
      return null;
}

// Affiche le sélecteur de style quand le Javascript est activé.
function activerSelecteurDeStyle(id, titre)
{
       var selecteur = document.getElementById(id);
   if (selecteur && selecteur.style.display == 'none') {
          selecteur.style.display = 'block';
     } 
}

window.onload = function(e) {
    var cookie = readCookie("style");
      var title = cookie ? cookie : getPreferredStyleSheet();
        setActiveStyleSheet(title);
     activerSelecteurDeStyle('zone_habillage', title);
}

window.onunload = function(e) {
   var title = getActiveStyleSheet();
     createCookie("style", title, 365);
}

var cookie = readCookie("style");
var title = cookie ? cookie : getPreferredStyleSheet();
setActiveStyleSheet(title);