// JavaScript Document
			

var objPage = document.getElementById('alpha'); 

function showArticle(articleName) {
     if (objPage)
        objPage.style.display = 'none';
        objPage = document.getElementById(articleName);
        objPage.style.display = 'block';
} 

function hideArticle(objectID) {
     var removeObject = document.getElementById(objectID);
     removeObject.parentNode.removeChild(removeObject);
}