var caption = Array();
var filename = Array();
var index = 1;

caption[1] = "sc0.gif";
filename[1] = "g1_pen.jpg";

caption[2] = "sc0.gif";
filename[2] = "g2_ring.jpg";

caption[3] = "sc0.gif";
filename[3] = "g3_keyrings.jpg";

caption[4] = "sc0.gif";
filename[4] = "g4_jimspen.jpg";

caption[5] = "sc0.gif";
filename[5] = "g5_therm.jpg";

caption[6] = "sc0.gif";
filename[6] = "g6_thermbox.jpg";

caption[7] = "sc0.gif";
filename[7] = "g7_parts.jpg";

caption[8] = "sc0.gif";
filename[8] = "g8_humidifier.jpg";

caption[9] = "sc0.gif";
filename[9] = "g9_thermometer.jpg";

caption[10] = "sc0.gif";
filename[10] = "g10_stainless.jpg";

caption[11] = "sc0.gif";
filename[11] = "g11_ring.jpg";

caption[12] = "sc0.gif";
filename[12] = "bugkiller.jpg";

document.getElementById('totaltd').innerHTML=caption.length-1;
document.getElementById('captiontd').innerHTML="<img src=\"images/"+caption[index]+"\" width=\"210\" height=\"75\">";

function minus(){
	if(index > 1) index--;
	document.photo.src="images/"+filename[index];
	document.getElementById('indextd').innerHTML=index;
	document.getElementById('captiontd').innerHTML="<img src=\"images/"+caption[index]+"\" width=\"210\" height=\"75\">";
}

function plus(){
	if(index < caption.length-1) index++;
	document.photo.src="images/"+filename[index];
	document.getElementById('indextd').innerHTML=index;
	document.getElementById('captiontd').innerHTML="<img src=\"images/"+caption[index]+"\" width=\"210\" height=\"75\">";
}

function displayIndex(){
	document.write(index);
}