// JavaScript Document
var showFunction = function(element) {
	element.setStyle('display', 'block');
	/*
	$$('.hidden').setStyle('display', 'none'); 
	this.setStyle('display', 'block');
	*/
}

var hideFunction = function(element) {
	element.setStyle('display', 'none');
}

var changeClass = function(element, state) {
	if (element.id == 'one') { // one
		if (state == 'off') {
			$('one').setProperty('class','on');
			$('two').setProperty('class','off');
		}
	} else { // two
		if (state == 'off') {
			$('two').setProperty('class','on');
			$('one').setProperty('class','off');
		}
	}
}

var prospectus = {
	changeTab : function() {
		var onShow = $$('.on');
		onShow = onShow[0];

		if (onShow.id == 'one') {
			// hide one
			$('contentone').setStyle('display', 'none');
			// show two
			$('contenttwo').setStyle('display', 'block');
			// set tab 1 off
			$('one').setProperty('class','off');
			// set tab 2 on
			$('two').setProperty('class','on');
		} else {
			// hide two
			$('contenttwo').setStyle('display', 'none');
			// show one
			$('contentone').setStyle('display', 'block');
			// set tab 2 off
			$('two').setProperty('class','off');
			// set tab 2 on
			$('one').setProperty('class','on');s
		}
		
	}
}


// add to page
window.addEvent('domready', function() {
	var elOne = $('contentone');
	var elTwo = $('contenttwo');
 
	$('one').addEvent('click', function(event) {
		showFunction(elOne);
		hideFunction(elTwo);
		changeClass($('one'), $('one').className);
	});
	
	$('two').addEvent('click', function(event) {
		showFunction(elTwo);
		hideFunction(elOne);
		changeClass($('two'), $('two').className);
	});

});