/*	JAVASCRIPT FOR PAGE CATASTROPHE STORY!	*/

function goFwd() {
	var totalpages = 25;
	var page = document.getElementById('kittenpage');
	var backbtn = document.getElementById('backbtn');
	var fwdbtn = document.getElementById('fwdbtn');
	var num = parseInt(page.alt) + 1;
	
	page.alt = num;
	page.src = '/images/kitten/kitten' + num + '.jpg';
	
	if(num > 2) {	//	this part is unneccessary if we're navigating away FROM page 1
		var oldtext = document.getElementById('text' + (num - 1));
		oldtext.style.display = 'none';
	}
	
	var text = document.getElementById('text' + num);
	text.style.display = 'block';
	
	backbtn.style.display = 'inline';
	
	if(num >= totalpages) {
		fwdbtn.style.display = 'none';
	}
}
function goBack() {
	var page = document.getElementById('kittenpage');
	var fwdbtn = document.getElementById('fwdbtn');
	var backbtn = document.getElementById('backbtn');
	var num = parseInt(page.alt) - 1;
	
	page.alt = num;
	page.src = '/images/kitten/kitten' + num + '.jpg';
	
	var oldtext = document.getElementById('text' + (num + 1));
	oldtext.style.display = 'none';
	
	if(num > 1) {	//	this part is unneccessary if we're navigating away TO page 1
		var text = document.getElementById('text' + num);
		text.style.display = 'block';
	}
	
	fwdbtn.style.display = 'inline';
	
	if(num <= 1) {
		backbtn.style.display = 'none';
	}
}