preload = new Array();
//Dropdown menu IE Fix
url_vars = document.location.search;
variables = url_vars.substring(url_vars.indexOf('?') + 1,url_vars.length).split('&');
for (i=0;i<variables.length;i++) {
    eval(variables[i]);
}

startList = function() {
  if (document.all&&document.getElementById) {
    navRoot = document.getElementById("nav");
    for (i=0; i<navRoot.childNodes.length; i++) {
        node = navRoot.childNodes[i];
        if (node.nodeName=="LI") {
            node.onmouseover=function() {
                this.className+=" hover";
            }
            node.onmouseout=function() {
                this.className=this.className.replace(" hover", "");
            }
        }
    }
  }
}
initiate_slideshow = function() {        
    slideshow_pics = new Array();
    thumb_pics = new Array();
    for (i=0;i<preload.length;i++) {
        slideshow_pics[i] = new Image();
        slideshow_pics[i].src = base_url + preload[i];
        thumb_pics[i] = new Image();
        thumb_pics[i].src = base_url + preload_thumb[i];

        document.getElementById("slideshow_thumbnails").innerHTML += "<a href=\"#\" onclick=\"javascript:swapSlideshowImage('" + slideshow_pics[i].src + "')\"><img src=\"" + thumb_pics[i].src+ "\" width=\"60\" style=\"margin-bottom:8px\" /></a><br>";
    }
    document.images.slideshow_large.src = slideshow_pics[0].src;
}
swapSlideshowImage = function(image) {
    document.images.slideshow_large.src = image;
}
window.onload=startList;

function is_form_filled_out(form_type) {
    if (form_type == "keyword") {
        form = document.keyword_search;
        if (form.keywords.value == "") {
            return false;
        }
    }
    if (form_type == "alt") {
        form = document.alt_search;
        if ((form.search_by_type.value == "") && (form.search_by_delivery.value == "")) {
            return false;
        }
    }
    return true;
}