addEvent(window, 'load', external);
function external(){
	id('footer').getElementsByTagName('a')[0].onclick = function(){
		window.open(this.href);
		return false;
	}
}

addEvent(window, 'load', sermonjump);
function sermonjump() {	
	if(id('sermonLists')) { 
		id('sermonLists').onchange = function() {
			if(this.selectedIndex == 1) window.location = '/mcms_page_sermonlist_sort.php?groupby=series';
			if(this.selectedIndex == 2) window.location = '/mcms_page_sermonlist_sort.php?groupby=category';
			if(this.selectedIndex == 3) window.location = '/mcms_page_sermonlist_sort.php?groupby=month';
			if(this.selectedIndex == 4) window.location = '/mcms_page_sermonlist_sort.php?groupby=preacher';
		}
	}
}

function id() {
  var elements = new Array();

  for (var i = 0; i < arguments.length; i++) {
    var element = arguments[i];
    if (typeof element == 'string')
      element = document.getElementById(element);

    if (arguments.length == 1)
      return element;

    elements.push(element);
  }

  return elements;
}
/*
    Written by Jonathan Snook, http://www.snook.ca/jonathan
    Add-ons by Robert Nyman, http://www.robertnyman.com

*/

function getElementsByClassName(oElm, strTagName, strClassName){	
    var arrElements = (strTagName == "*" && oElm.all)? oElm.all : oElm.getElementsByTagName(strTagName);	
    var arrReturnElements = new Array();
    strClassName = strClassName.replace(/\-/g, "\\-");
    var oRegExp = new RegExp("(^|\\s)" + strClassName + "(\\s|$)");	
    var oElement;
    for(var i=0; i<arrElements.length; i++){
        oElement = arrElements[i];      
        if(oRegExp.test(oElement.className)){
            arrReturnElements.push(oElement);
        }   
    }	
    return (arrReturnElements)
}

// ============ ADD EVENTS ================ //
function addEvent(obj, evType, fn){
    if (obj.addEventListener) {
        obj.addEventListener(evType, fn, true);
        return true;
    } else if (obj.attachEvent) {
        var r = obj.attachEvent("on"+evType, fn);
        return r;
    } else {
	    return false;
    }
}