$(function () {
   var boutonAgrandir = document.getElementById('boutonAgrandir');
   if (boutonAgrandir) {
      boutonAgrandir.onclick = function () {
         $('#agrandirImage').click();
      }
   }

   var tables = document.getElementsByTagName('table');
   for (var i = 0; i < tables.length; i++) {
      if (tables[i].className != 'article') { continue; }
      tables[i].onmouseover = function () {
         this.className += " selectionne";
      }
      tables[i].onmouseout = function () {
         this.className = this.className.replace(/\s*selectionne\s*/gi, '');
      }
   }
});