// Create the array
photo = [
'2009 SET RW 003.jpg', '2009 SET RW 005.jpg', '2009 SET RW 008.jpg', '2009 SET RW 009.jpg', '2009 SET RW 013.jpg', '2009 SET RW 015.jpg', '2009 SET RW 019.jpg', '2009 SET RW 029.jpg', '2009 SET RW 033.jpg', '2009 SET RW 038.jpg', 
'2009 SET RW 040.jpg', '2009 SET RW 044.jpg', '2009 SET RW 050.jpg', '2009 SET RW 053.jpg', '2009 SET RW 054.jpg', '2009 SET RW 057.jpg', '2009 SET RW 059.jpg', '2009 SET RW 061.jpg', '2009 SET RW 062.jpg', '2009 SET RW 063.jpg', 
'2009 SET RW 066.jpg', '2009 SET RW 070.jpg', '2009 SET RW 076.jpg', '2009 SET RW 078.jpg', '2009 SET RW 079.jpg', '2009 SET RW 082.jpg', '2009 SET RW 088.jpg', '2009 SET RW 090.jpg', '2009 SET RW 091.jpg', '2009 SET RW 092.jpg', 
'2009 SET RW 099.jpg', '2009 SET RW 100.jpg', '2009 SET RW 101.jpg', '2009 SET RW 103.jpg', '2009 SET RW 105.jpg', '2009 SET RW 106.jpg', '2009 SET RW 109.jpg', '2009 SET RW 110.jpg', '2009 SET RW 111.jpg', '2009 SET RW 112.jpg', 
'2009 SET RW 113.jpg', '2009 SET RW 114.jpg', '2009 SET RW 115.jpg', '2009 SET RW 116.jpg', '2009 SET RW 117.jpg', '2009 SET RW 119.jpg', '2009 SET RW 120.jpg', '2009 SET RW 122.jpg', '2009 SET RW 126.jpg', '2009 SET RW 128.jpg', 
'2009 SET RW 131.jpg', '2009 SET RW 136.jpg', '2009 SET RW 141.jpg', '2009 SET RW 142.jpg', '2009 SET RW 143.jpg', '2009 SET RW 146.jpg', '2009 SET RW 147.jpg', '2009 SET RW 152.jpg', '2009 SET RW 160.jpg', '2009 SET RW 161.jpg', 
'2009 SET RW 169.jpg', '2009 SET RW 170.jpg', '2009 SET RW 177.jpg', '2009 SET RW 180.jpg', '2009 SET RW 184.jpg', '2009 SET RW 187.jpg', '2009 SET RW 200.jpg', '2009 SET RW 201.jpg', '2009 SET RW 203.jpg', '2009 SET RW 204.jpg', 
'2009 SET RW 207.jpg'

];

// variable setup
var currentslide=0;
var numslides=photo.length-1;
var session = [0, 30, 0, 0, 0];
var portraitnumber = 500;
var slidesize = 500;


// setup screen
window.onload = function() {
        document.getElementById("setphoto").onclick = SetPhoto;
        
        document.getElementById("set1").onclick = function(evt) { setSessionPhoto( session[0] ); };
        document.getElementById("set2").onclick = function(evt) { setSessionPhoto( session[1] ); };
//        document.getElementById("set3").onclick = function(evt) { setSessionPhoto( session[2] ); };
//        document.getElementById("set4").onclick = function(evt) { setSessionPhoto( session[3] ); };
//        document.getElementById("set5").onclick = function(evt) { setSessionPhoto( session[4] ); };
//        document.getElementById("set6").onclick = function(evt) { setSessionPhoto( session[5] ); };

        document.getElementById("prevphoto").onclick = PrevPhoto;
        document.getElementById("nextphoto").onclick = NextPhoto;
        document.getElementById("set500").onclick = Set500;
        document.getElementById("set1000").onclick = Set1000;
        
        document.getElementById("photomax").readOnly=true;
        document.getElementById("photomax").value=numslides+1;
        document.getElementById("set500").style.background = "#00FFFF";
        document.getElementById("set1000").style.background = "#00FFFF";
        
        document.getElementById("photosel").value = session[0]+1;
        SetPhoto();
        Set500();
}

function CheckSize() {
	if (slidesize=500) {
		Set500();
	} else {
		Set1000();
	}
}

function NextPhoto() {
	currentslide++;
	if (currentslide > numslides) {
		currentslide = 0;
	}
	document.getElementById("photo1").src = photo[currentslide];
	document.getElementById("photosel").value = currentslide+1;
	CheckSize();
}

function PrevPhoto() {
	currentslide--;
	if (currentslide < 0) {
		currentslide = numslides;
	}
	document.getElementById("photo1").src = photo[currentslide];
	document.getElementById("photosel").value = currentslide+1;
	CheckSize();
}

function SetPhoto() {
	currentslide = document.getElementById("photosel").value-1;
	if (currentslide < 1) currentslide = 0;
	if (currentslide > numslides) currentslide = numslides;
	document.getElementById("photo1").src = photo[currentslide];
	document.getElementById("photosel").value = currentslide+1;
	CheckSize();
}

function setSessionPhoto(sessionStart) {
	currentslide = sessionStart;
	document.getElementById("photo1").src = photo[currentslide];
	document.getElementById("photosel").value = currentslide+1;
	CheckSize();
}

function Set1000() {
	slidesize=1000;
	if (currentslide < portraitnumber) {
		document.getElementById("photo1").width = "1000";
		document.getElementById("photo1").height = "750";
	} else {
		document.getElementById("photo1").width = "750";
		document.getElementById("photo1").height = "1000";
	}
}

function Set500() {
	slidesize=500;
	if (currentslide < portraitnumber) {
		document.getElementById("photo1").width = "500";
		document.getElementById("photo1").height = "375";
	} else {
		document.getElementById("photo1").width = "375";
		document.getElementById("photo1").height = "500";
	}
}