var curr_img = 0;
var lower_bound = 0;



//this is the number of total pics
var num_pics = 12;
//this is the image number (based on array assignment) that you would like to start on
var first_img = 0;

var artarray = new Array(num_pics);
artarray[0] = new Array(
		'images/port_bride1.jpg',
		//'Bridal Bouquet',
		'Courtesy of Nicky Swindler Photography');
	
artarray[1] = new Array(
		'images/port_bride2.jpg',
		//'',
		'Courtesy of Jack Randall Photography');
		
artarray[2] = new Array(
		'images/port_bride3.jpg',
		//'',
		'Courtesy of Creative Concepts Photography');

artarray[3] = new Array(
		'images/port_bride4.jpg',
		//'',
		'Courtesy of Creative Concepts Photography');

artarray[4] = new Array(
		'images/port_bride6.jpg',
		//'',
		'');
		
artarray[5] = new Array(
		'images/port_bride7.jpg',
		//'',
		'Courtesy of Michelle Johnson Photography');

artarray[6] = new Array(
		'images/port_b-and-a1.jpg',
		//'',
		'Courtesy of Elizabeth Faulkner Photography');

artarray[7] = new Array(
		'images/port_b-and-a2.jpg',
		//'',
		'');

artarray[8] = new Array(
		'images/port_b-and-a3.jpg',
		//'',
		'');

artarray[9] = new Array(
		'images/port_b-and-a4.jpg',
		//'',
		'');

artarray[10] = new Array(
		'images/port_b-and-a5.jpg',
		//'',
		'');

artarray[11] = new Array(
		'images/port_b-and-a6.jpg',
		//'',
		'');

artarray[12] = new Array(
		'images/port_b-and-a7.jpg',
		//'',
		'');



	
function artchange(img, number)
{
	window.document.getElementById(img).src = artarray[number][0];
	window.document.getElementById('photocredit').childNodes[0].nodeValue = artarray[number][1];
	//window.document.getElementById('photocredit').childNodes[0].nodeValue = artarray[number][2];
	//window.document.getElementById('artist').childNodes[0].nodeValue = artarray[number][3];
	//window.document.getElementById('artistbackground').firstChild.nodeValue = artarray[number][4];
	//window.document.getElementById('artistbackground').lastChild.nodeValue = artarray[number][5];
	//window.document.getElementById('location').childNodes[0].nodeValue = artarray[number][6];
	
	return true;
}
		
function nextimage(img)
{
	curr_img++;
	if(curr_img >= num_pics) curr_img = lower_bound;
	artchange(img,curr_img);
}

function previmage(img)
{
	curr_img--;
	if(curr_img < lower_bound) curr_img = num_pics-1;
	artchange(img,curr_img);
}

function changebounds(i)
{
	lower_bound = i;
	artchange('picture',i);
}

function view_firstimg()
{
	changebounds(first_img);
}

function viewall()
{
	changebounds(0);
}