function $() {
  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;
}

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

function toggle_nav(obj) {
	
	$('nav_program').style.display = (obj == "nav_program") ? 'block' : 'none';
	$('nav_news').style.display = (obj == "nav_news") ? 'block' : 'none';
	$('nav_involved').style.display = (obj == "nav_involved") ? 'block' : 'none';
	$('nav_faq').style.display = (obj == "nav_faq") ? 'block' : 'none';
	$('nav_partners').style.display = (obj == "nav_partners") ? 'block' : 'none';
	$('nav_about').style.display = (obj == "nav_about") ? 'block' : 'none';
	$('nav_portal').style.display = (obj == "nav_portal") ? 'block' : 'none';
	
}

function toggle_image(item, newimage) {
	item.src = 'images/layout/' + newimage;
}

function loadMovie() {
	
	document.write('<object classid="clsid:02BF25D5-8C17-4B23-BC80-D3488ABDDC6B" codebase="http://www.apple.com/qtactivex/qtplugin.cab" height="260" width="320">');
	document.write('<param name="src" value="files/Fringe_F.mov">');
	document.write('<param name="autoplay" value="true">');
	document.write('<param name="type" value="video/quicktime" height="260" width="320">');
	document.write('<embed src="files/Fringe_F.mov" height="260" width="320" autoplay="true" type="video/quicktime" pluginspage="http://www.apple.com/quicktime/download/">');
	document.write('</object> ');
	
}