//-----------------------
//-- GENERIC SCRIPT -----
//-----------------------

//Add load event
function addLoadEvent(func) {
  var oldonload = window.onload;
  if (typeof window.onload != 'function') {
	window.onload = func;
  } else {
	window.onload = function() {
	  oldonload();
	  func();
	}
  }
}
//Insert after
function insertAfter(newElement,targetElement) {
  var parent = targetElement.parentNode;
  if (parent.lastChild == targetElement) {
    parent.appendChild(newElement);
  } else {
    parent.insertBefore(newElement,targetElement.nextSibling);
  }
}
//Degrade by javascript function check
function degradeByScript() {
	if (!document.getElementsByTagName) return true;
  if (!document.getElementById) return true;
  return false;
}
//Degrade by element ids
function degradeByIDs(eleIDs) {
	var degrade = false;
	for (var i=0; i<eleIDs.length; i++) {
		if( !document.getElementById(eleIDs[i]) ){
			degrade = true;
		}
	}
	return degrade;
}
//Degrade by tag names
function degradeByTagNames(tagNams) {
	var degrade = false;
	for (var i=0; i<tagNams.length; i++) {
		if( !document.getElementById(tagNams[i]) ){
			degrade = true;
		}
	}
	return degrade;
}
// is <a> ?
function isAnchorTag(ele){
	if(ele.nodeName == "a" || ele.nodeName == "A"){
		return true;
	}else{
		return false;
	}
}
// is <li> ?
function isLITag(ele){
	if(ele.nodeName == "li" || ele.nodeName == "LI"){
		return true;
	}else{
		return false;
	}
}
// is <ul> ?
function isULTag(ele){
	if(ele.nodeName == "ul" || ele.nodeName == "UL"){
		return true;
	}else{
		return false;
	}
}