function On(){
document.getElementsByName('change')[0].style.display='block'; }
function Off(){
document.getElementsByName('change')[0].style.display='none'; }


// ----------
function onNEWS01(){
document.getElementById('NEWS01').style.display='block'; }

function offNEWS01(){
document.getElementById('NEWS01').style.display='none'; }



// --- TOGGLE SIMPLE ---

function toggle(obj) {
	var el = document.getElementById(obj);
	if ( el.style.display != 'block' ) {
		el.style.display = 'block';
	}
	else {
		el.style.display = 'none';
	}
}

// ----

function bold(Tag) {
	if ( Tag.style.fontWeight != 'bold' ) {
		Tag.style.fontWeight = 'bold';
	}
	else {
		Tag.style.fontWeight = 'normal';
	}
}





// --- TOGGLE ---

function getElementsByClass(node,searchClass,tag) {
   var classElements = new Array();
       if ( node == null )
           node = document;
       if ( tag == null )
           tag = '*';
   var els = node.getElementsByTagName(tag); // use "*" for all elements
   var elsLen = els.length;
   var pattern = new RegExp("\\b"+searchClass+"\\b");
   for (i = 0, j = 0; i < elsLen; i++) {
        if ( pattern.test(els[i].className) ) {
        classElements[j] = els[i];
        j++;
        }
   }
   return classElements;
 }

function hide(theClass) {
  var el = getElementsByClass(document,theClass);
  var elLength = el.length;
  for (i = 0; i < elLength; i++ ){
      el[i].style.display = "none";
  };
}
function show(theClass) {
  var el = getElementsByClass(document,theClass);
  var elLength = el.length;
  for (i = 0; i < elLength; i++ ){
      el[i].style.display = "block";
  };
}