window.onload = initPage;

function initPage() {
  if(document.getElementById('header_right')) {
    document.getElementById('header_right').onclick = viewHome;
    document.getElementById('side_menu_top').onclick = viewHome;
  }
  externalLinks();
}

function image_popup(image) {

  var image = image;
  var newLink = image.replace("main", "large");

  window.open(newLink,"","width=1024,height=768,location,menubar");
  
}

function viewHome() {
  window.location = 'index.php?view=home';
  return true;
}

function externalLinks() { 
  if (!document.getElementsByTagName) return; 
  var anchors = document.getElementsByTagName("a"); 
  for (var i=0; i<anchors.length; i++) { 
    var anchor = anchors[i]; 
    if (anchor.getAttribute("href") && anchor.getAttribute("rel") == "external" || anchor.getAttribute("rel") == "external nofollow" ) 
      anchor.target = "_blank"; 
  } 
}