function display_alternates(imageSku,numImages) {
	if (typeof numImages=="undefined" || numImages=="" || numImages=="default") {
		numImages = 5; //default to 5 images
	}
	document.write("<div id=\"productimages\"><div id=\"alternates_label\"><b>Alternate Views</b> - roll over to view</div>");
	//get images associated with product - based on order code
	var imageStart = "assets/images/hickeyfreeman/alternates/" + imageSku + "_";
	var imageEnd = "_sm.jpg";
	var altText = "";
	for(i=1; i<(parseInt(numImages)+1); i++) {
		document.write("<span id=\"imageSpan_"+i+"\" onmouseover=\"altImgOn('"+i+"');\" onmouseout=\"altImgBack();\" ><img src=\"" + imageStart + i + imageEnd + "\" ALT=\"" + altText + "\" onError=\"this.src='assets/images/hickeyfreeman/spacer.gif'; if("+i+"==1){ document.getElementById('alternates_label').innerHTML='&nbsp;';}\" hspace=\"5\" vspace=\"5\" /></span>");
	}			
	document.write("</div>");
} //end display_thumbnails

function altImgOn(imgNum) {
	var image = "assets/images/hickeyfreeman/alternates/" + porder_code + "_" + imgNum + "_lg.jpg";
    document.getElementById("mainimg").src = image;
}

function altImgBack() {
        document.getElementById("mainimg").src="assets/product_images/" + product_image[1].image;
}