// this is a file which has the basic functions for a picture gallery in it
var pics=new Array()
var descriptions=new Array()
var selector=0
pics[0]="images/rob-tongue.jpg"
descriptions[0]="Rob with an unfortunate moustache"
pics[1]="images/erin.jpg"
descriptions[1]="Erin looking like a fairy princess"
pics[2]="images/elaine.jpg"
descriptions[2]="Elaine in her pretty red outfit"
pics[3]="images/lucy-alone.jpg"
descriptions[3]="Lucy being beautiful"
pics[4]="images/lucy-triathlon.jpg"
descriptions[4]="Lucy (and Rob's legs) at the triathlon in Yarmouth, August 2003"
pics[5]="images/mavis.jpg"
descriptions[5]="The lovely and talented (if somewhat fat) Mavis"
pics[6]="images/rob-erin-lucy.jpg"
descriptions[6]="Rob, Erin, and Lucy sitting on the front step"
pics[7]="images/rob-smiling.jpg"
descriptions[7]="Rob attempting to smile in something like a remotely attractive manner" 
pics[8]="images/rob-smirking.jpg"
descriptions[8]="Rob again. We are not sure what he is smirking at."
pics[9]="images/elaine-eating.jpg"
descriptions[9]="Elaine eating lunch"
pics[10]="images/erin-and-barbie.jpg"
descriptions[10]="Erin (at an earlier age) and Barbie"
pics[11]="images/erin-ballerina.jpg"
descriptions[11]="Erin as a ballerina"
pics[12]="images/erin-noisemaker.jpg"
descriptions[12]="Erin at her 4th birthday"
pics[13]="images/erin-sleeping.jpg"
descriptions[13]="Erin having a snooze on the couch after a hard day's play"
pics[14]="images/erin-tori.jpg"
descriptions[14]="Erin's 4th Birthday cake (her cousin Tori in the back)"

function FirstPic(){
selector=0;
document.images.GalleryPic.src=pics[selector];
document.getElementById('PicDescription').innerText=descriptions[selector];
}
function LastPic(){
selector=pics.length-1;
document.images.GalleryPic.src=pics[selector];
document.getElementById('PicDescription').innerText=descriptions[selector];
}
function NextPic(){
//if (selector<pics.length-1){
if (selector<pics.length-1) {selector++;} else {selector = 0;}
document.images.GalleryPic.src=pics[selector];
document.getElementById('PicDescription').innerText=descriptions[selector];
//}
}
function PreviousPic(){
if (selector>0) {selector--;} else {selector = pics.length-1;}
document.images.GalleryPic.src=pics[selector];
document.getElementById('PicDescription').innerText=descriptions[selector];
//}
}