function validate()
{
var firstname=document.getElementById("firstname").value
var lastname=document.getElementById("lastname").value
var username=document.getElementById("username").value
var password=document.getElementById("password").value
var repassword=document.getElementById("repassword").value
var email=document.getElementById("email").value
var gender=document.getElementById("gender").value
var country=document.getElementById("country").value

if (firstname.length<1)
 {
 alert("First name cannot be left blank");
 return false;
 }
if (lastname.length<1)
 {
 alert("Last name be left blank");
 return false;
 }
if (username.length<1)
 {
 alert("Username cannot be left blank");
 return false;
 }
if (password.length<1)
 {
 alert("Password cannot be left blank");
 return false;
 }
if (repassword.length<1)
 {
 alert("Password must be entered twice");
 return false;
 }
if (email.length<1)
 {
 alert("Email cannot be left blank");
 return false;
 }
if (gender.length<1)
 {
 alert("Gender cannot be left blank");
 return false;
 }
if (password != repassword)
 {
 alert("Sorry, passwords do not match");
 return false;
 }
return true;
}

function displayCommentForm(){
 document.getElementById("commentrow").style.display="";
}

function displayAddDiscussion(){
 document.getElementById("discussion").style.display="";
}

function validateAddDiscussion(){
	if (document.getElementById("discussionTitle").value.length<1)
	 {
	 alert("Discussion Title cannot be left blank.");
	 return false;
	 }
	 if (document.getElementById("discussionTitle").value.length>50)
	 {
	 alert("Discussion Title cannot be greater than 50 characters.");
	 return false;
	 }
	if (document.getElementById("discussionText").value.length<1)
	 {
	 alert("Discussion explanation cannot be left blank.");
	 return false;
	 }
	return true;
}

function validateNewsComment(){
	if (document.getElementById("commentText").value.length<1)
	 {
	 alert("Comment cannot be left blank.");
	 return false;
	 }
	return true;
}

function validateDiscussionComment(){
	if (document.getElementById("commentText").value.length<1)
	 {
	 alert("Comment cannot be left blank.");
	 return false;
	 }
	return true;
}

function validateArticleComment(){
	if (document.getElementById("commentText").value.length<1)
	 {
	 alert("Comment cannot be left blank.");
	 return false;
	 }
	return true;
}

function validateVideoComment(){
	if (document.getElementById("commentText").value.length<1)
	 {
	 alert("Comment cannot be left blank.");
	 return false;
	 }
	return true;
}

function validateAnonymousComment(){
	 if (document.getElementById("commentName").value.length<1)
	 {
		 alert("Name cannot be left blank.");
		 return false;
	 }
	 if (document.getElementById("commentName").value.length>30)
	 {
		 alert("Name cannot be greater than 30 characters.");
		 return false;
	 }
	 if (document.getElementById("commentText").value.length<1)
	 {
		 alert("Comment cannot be left blank.");
		 return false;
	 }
	return true;
}