// JavaScript Document

function alpha()
{
var alpha = document.getElementById('alpha');
var biography = document.getElementById('biography');
var business = document.getElementById('business');
var kids = document.getElementById('kids');
var books = document.getElementById('books');
var general = document.getElementById('general');
var health = document.getElementById('health');
var history = document.getElementById('history');
var education = document.getElementById('education');
var fulltext = document.getElementById('fulltext');

alpha.style.display = "block";
biography.style.display = "none";
business.style.display = "none";
kids.style.display = "none";
books.style.display = "none";
general.style.display = "none";
health.style.display = "none";
history.style.display = "none";
education.style.display = "none";
fulltext.style.display = "none";

}
 
function biography()
{
var biography = document.getElementById('biography');
var alpha = document.getElementById('alpha');
var business = document.getElementById('business');
var kids = document.getElementById('kids');
var books = document.getElementById('books');
var general = document.getElementById('general');
var health = document.getElementById('health');
var history = document.getElementById('history');
var education = document.getElementById('education');
var fulltext = document.getElementById('fulltext');

biography.style.display = "block";
alpha.style.display = "none";
business.style.display = "none";
kids.style.display = "none";
books.style.display = "none";
general.style.display = "none";
health.style.display = "none";
history.style.display = "none";
education.style.display = "none";
fulltext.style.display = "none";
}

function business()
{
var alpha = document.getElementById('alpha');
var biography = document.getElementById('biography');
var business = document.getElementById('business');
var kids = document.getElementById('kids');
var books = document.getElementById('books');
var general = document.getElementById('general');
var health = document.getElementById('health');
var history = document.getElementById('history');
var education = document.getElementById('education');
var fulltext = document.getElementById('fulltext');

alpha.style.display = "none";
biography.style.display = "none";
business.style.display = "block";
kids.style.display = "none";
books.style.display = "none";
general.style.display = "none";
health.style.display = "none";
history.style.display = "none";
education.style.display = "none";
fulltext.style.display = "none";
}

function kids()
{
var alpha = document.getElementById('alpha');
var biography = document.getElementById('biography');
var business = document.getElementById('business');
var kids = document.getElementById('kids');
var books = document.getElementById('books');
var general = document.getElementById('general');
var health = document.getElementById('health');
var history = document.getElementById('history');
var education = document.getElementById('education');
var fulltext = document.getElementById('fulltext');

alpha.style.display = "none";
biography.style.display = "none";
business.style.display = "none";
kids.style.display = "block";
books.style.display = "none";
general.style.display = "none";
health.style.display = "none";
history.style.display = "none";
education.style.display = "none";
fulltext.style.display = "none";
}

function books()
{
var alpha = document.getElementById('alpha');
var biography = document.getElementById('biography');
var business = document.getElementById('business');
var kids = document.getElementById('kids');
var books = document.getElementById('books');
var general = document.getElementById('general');
var health = document.getElementById('health');
var history = document.getElementById('history');
var education = document.getElementById('education');
var fulltext = document.getElementById('fulltext');

alpha.style.display = "none";
biography.style.display = "none";
business.style.display = "none";
kids.style.display = "none";
books.style.display = "block";
general.style.display = "none";
health.style.display = "none";
history.style.display = "none";
education.style.display = "none";
fulltext.style.display = "none";
}

function general()
{
var alpha = document.getElementById('alpha');
var biography = document.getElementById('biography');
var business = document.getElementById('business');
var kids = document.getElementById('kids');
var books = document.getElementById('books');
var general = document.getElementById('general');
var health = document.getElementById('health');
var history = document.getElementById('history');
var education = document.getElementById('education');
var fulltext = document.getElementById('fulltext');

alpha.style.display = "none";
biography.style.display = "none";
business.style.display = "none";
kids.style.display = "none";
books.style.display = "none";
general.style.display = "block";
health.style.display = "none";
history.style.display = "none";
education.style.display = "none";
fulltext.style.display = "none";
}

function health()
{
var alpha = document.getElementById('alpha');
var biography = document.getElementById('biography');
var business = document.getElementById('business');
var kids = document.getElementById('kids');
var books = document.getElementById('books');
var general = document.getElementById('general');
var health = document.getElementById('health');
var history = document.getElementById('history');
var education = document.getElementById('education');
var fulltext = document.getElementById('fulltext');

alpha.style.display = "none";
biography.style.display = "none";
business.style.display = "none";
kids.style.display = "none";
books.style.display = "none";
general.style.display = "none";
health.style.display = "block";
history.style.display = "none";
education.style.display = "none";
fulltext.style.display = "none";
}

function history()
{
var alpha = document.getElementById('alpha');
var biography = document.getElementById('biography');
var business = document.getElementById('business');
var kids = document.getElementById('kids');
var books = document.getElementById('books');
var general = document.getElementById('general');
var health = document.getElementById('health');
var history = document.getElementById('history');
var education = document.getElementById('education');
var fulltext = document.getElementById('fulltext');

alpha.style.display = "none";
biography.style.display = "none";
business.style.display = "none";
kids.style.display = "none";
books.style.display = "none";
general.style.display = "none";
health.style.display = "none";
history.style.display = "block";
education.style.display = "none";
fulltext.style.display = "none";

}

function education()
{
var alpha = document.getElementById('alpha');
var biography = document.getElementById('biography');
var business = document.getElementById('business');
var kids = document.getElementById('kids');
var books = document.getElementById('books');
var general = document.getElementById('general');
var health = document.getElementById('health');
var history = document.getElementById('history');
var education = document.getElementById('education');
var fulltext = document.getElementById('fulltext');

alpha.style.display = "none";
biography.style.display = "none";
business.style.display = "none";
kids.style.display = "none";
books.style.display = "none";
general.style.display = "none";
health.style.display = "none";
history.style.display = "none";
education.style.display = "block";
fulltext.style.display = "none";
}

function fulltext()
{
var alpha = document.getElementById('alpha');
var biography = document.getElementById('biography');
var business = document.getElementById('business');
var kids = document.getElementById('kids');
var books = document.getElementById('books');
var general = document.getElementById('general');
var health = document.getElementById('health');
var history = document.getElementById('history');
var education = document.getElementById('education');
var fulltext = document.getElementById('fulltext');

alpha.style.display = "none";
biography.style.display = "none";
business.style.display = "none";
kids.style.display = "none";
books.style.display = "none";
general.style.display = "none";
health.style.display = "none";
history.style.display = "none";
education.style.display = "none";
fulltext.style.display = "block";
}