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.target = "_blank"; 
 } 
} 
window.onload = externalLinks;

var state = 'none'; 

/*
function showhide(layer_ref) { 
  if (state == 'block') { 
    state = 'none'; 
  } 
  else { 
    state = 'block'; 
  } 
  if (document.all) { //IS IE 4 or 5 (or 6 beta) 
    eval( "document.all." + layer_ref + ".style.display = state"); 
  } 
  if (document.layers) { //IS NETSCAPE 4 or below 
    document.layers[layer_ref].display = state; 
  } 
  if (document.getElementById &&!document.all) { 
    hza = document.getElementById(layer_ref); 
    hza.style.display = state; 
  } 
} 
*/

function showhide(id){ 
  if (document.getElementById){ 
    obj = document.getElementById(id); 
    if (obj.style.display == "none"){ 
      obj.style.display = ""; 
    } else { 
      obj.style.display = "none"; 
    } 
  } 
} 

function init_blend() {
  blendImages('blendme', 100, 4000, null);
}

function placeCursor(){
  element = document.getElementById('focus');
  if(element != null) {
    element.focus();
  }
}

function submitForm() {
  document.getElementById('searchform').submit();
}