function addLoadEvent(func) {
  var oldonload = window.onload;
  if (typeof window.onload != 'function') {
    window.onload = func;
  } else {
    window.onload = function() {
      oldonload();
      func();
    }
  }
}

function insertAfter(newElement,targetElement) {
  var parent = targetElement.parentNode;
  if (parent.lastChild == targetElement) {
    parent.appendChild(newElement);
  } else {
    parent.insertBefore(newElement,targetElement.nextSibling);
  }
}

function addClass(element,value) {
  if (!element.className) {
    element.className = value;
  } else {
    newClassName = element.className;
    newClassName+= " ";
    newClassName+= value;
    element.className = newClassName;
  }
}

function highlightPage() {
  if (!document.getElementsByTagName) return false;
  if (!document.getElementById) return false;
  if (!document.getElementById("main-nav")) return false;
  var nav = document.getElementById("main-nav");
  var links = nav.getElementsByTagName("a");
  for (var i=0; i<links.length; i++) {
    var linkurl = links[i].getAttribute("href");
    var currenturl = window.location.href;
    if (currenturl.indexOf(linkurl) != -1) {
      links[i].className = "current";
      var linktext = links[i].lastChild.nodeValue.toLowerCase();
      document.body.setAttribute("id",linktext);
    }
  }
}

addLoadEvent(highlightPage);

function validateForm(thisform) {
	
 if ((thisform.FullName.value.length==0) ||
  (thisform.FullName.value==null)) {
    alert("Please enter your name.");
    thisform.FullName.focus();
    return false;
  }

 if ((thisform.email.value.length==0) ||
  (thisform.email.value==null)) {
    alert("Please enter your e-mail.");
    thisform.email.focus();
    return false;
  }
  
   if ((thisform.ConfirmEmail.value.length==0) ||
  (thisform.ConfirmEmail.value==null)) {
    alert("Please confirm your e-mail.");
    thisform.ConfirmEmail.focus();
    return false;
  }
  
   if ((thisform.QuestionsComments.value.length==0) ||
  (thisform.QuestionsComments.value==null)) {
    alert("Please enter your question or comments.");
    thisform.QuestionsComments.focus();
    return false;
  }
  
}


function validateReplyForm(thisform) {
	
 if ((thisform.FullName.value.length==0) ||
  (thisform.FullName.value==null)) {
    alert("Please enter your name.");
    thisform.FullName.focus();
    return false;
  }

 if ((thisform.email.value.length==0) ||
  (thisform.email.value==null)) {
    alert("Please enter your e-mail.");
    thisform.email.focus();
    return false;
  }
  

  
}