function show_popper(cat, shirt_num, color_num) {
	// open external browser window
	window.open(color_num + '/', 'tshirt_popup', 'width=700,height=400,scrollbars=no'); 	
}

function process_form(formObj) {
	$j = jQuery.noConflict();
	sex = $j('#shirt_sex_choice').get(0).value;
	design = $j('#shirt_design_choice').get(0).value;
	color = $j('#shirt_color_choice').get(0).value;
	size = $j('#shirt_size_choice').get(0).value;
	sku = sku[sex][design][color][size];
	if (sku > 1000) {
		window.location = 'http://secure.ultracart.com/cgi-bin/UCEditor?MERCHANTID=JS&ADD=' + sku;
	}
	return false;
}

function update_chip() {
	$j = jQuery.noConflict();
	color = $j('#shirt_color_choice').get(0).value;
	new_chip = color.toLowerCase().replace(/\s+/g, "-") + ".png";
	$j('#color_chip').get(0).src = "/images/collection/color_chips/" + new_chip;
}