var nationals = ["Alpha Chi Omega", "Alpha Kappa Alpha", "Alpha Omicron Pi", "Chi Omega", "Delta Delta Delta", "Delta Gamma", "Delta Sigma Theta", "Delta Zeta", "Kappa Alpha Theta", "Kappa Kappa Gamma", "Phi Mu", "Pi Beta Phi", "Theta Phi Alpha", "Zeta Phi Beta"];

var afghanImageArray = new Array();
afghanImageArray['Alpha Chi Omega'] = '/images/products/AA2006/Alpha_Chi_Omega.jpg';
afghanImageArray['Alpha Kappa Alpha'] = '/images/products/AA2006/Alpha_Kappa_Alpha.jpg';
afghanImageArray['Alpha Omicron Pi'] = '/images/products/AA2006/Alpha_Omicron_Pi.jpg';
afghanImageArray['Chi Omega'] = '/images/products/AA2006/Chi_Omega.jpg';
afghanImageArray['Delta Delta Delta'] = '/images/products/AA2006/Delta_Delta_Delta.jpg';
afghanImageArray['Delta Gamma'] = '/images/products/AA2006/Delta_Gamma.jpg';
afghanImageArray['Delta Sigma Theta'] = '/images/products/AA2006/Delta_Sigma_Theta.jpg';
afghanImageArray['Delta Zeta'] = '/images/products/AA2006/Delta_Zeta.jpg';
afghanImageArray['Kappa Alpha Theta'] = '/images/products/AA2006/Kappa_Alpha_Theta.jpg';
afghanImageArray['Kappa Kappa Gamma'] = '/images/products/AA2006/Kappa_Kappa_Gamma.jpg';
afghanImageArray['Phi Mu'] = '/images/products/AA2006/Phi_Mu.jpg';
afghanImageArray['Pi Beta Phi'] = '/images/products/AA2006/Pi_Beta_Phi.jpg';
afghanImageArray['Theta Phi Alpha'] = '/images/products/AA2006/Theta_Phi_Alpha.jpg';
afghanImageArray['Zeta Phi Beta'] = '/images/products/AA2006/Zeta_Phi_Beta.jpg';

function updateAfghanImage() {
	var imageKey = getAfghanImage();
	if (typeof(afghanImageArray[imageKey]) != 'undefined') {
		document.getElementById('product-image').src = afghanImageArray[imageKey];
	} else {
		document.getElementById('product-image').src = '/images/products/AA2006.jpg';
	}
}

function getAfghanImage() {
	var l1 = document.getElementById('first-letter').options[document.getElementById('first-letter').selectedIndex].value;
	var l2 = document.getElementById('second-letter').options[document.getElementById('second-letter').selectedIndex].value;
	var l3 = document.getElementById('third-letter').options[document.getElementById('third-letter').selectedIndex].value;
	var afghanImageKey = "";
	if (l1 != '**') {
		afghanImageKey += l1;
	}
	if (l2 != '**') {
		afghanImageKey += " " + l2;
	} 
	if (l3 != '**') {
		afghanImageKey += " " + l3;
	}
	return afghanImageKey;
}