Dát akciu prvkom s rovnakým class - getElementByClass?*

  function getElementByClass(theClass) {
    var allHTMLTags = new Array();
    //Create Array of All HTML Tags
    var allHTMLTags=document.getElementsByTagName("*");
    //Loop through all tags using a for loop
    for (i=0; i<allHTMLTags.length; i++) {
      //Get all tags with the specified class name.
      if (allHTMLTags[i].className==theClass) {
        //Place any code you want to apply to all
        //pages with the class specified.
        //In this example is to “display:none;” them
        //Making them all dissapear on the page.
        allHTMLTags[i].style.display=’none’;
      }
    }
  }