/************************************************************
   ** (c) copyright 2003 Guanaco Web Design
   ** urbana.js
   **
   ** Javascript functions.
   **
   ** Revision history:
   **   Oct 10, 2003   Tom Collier      Created.
   ************************************************************/

function launchZoom(product, image, width, height)
{
  var NewWin = window.open("zoom.php?product=" + product + "&img=" + image, image, "width=" + width + ",height=" + height + ",scrollbars=no,resizable=no");
  var browser = navigator.appName;
  var version = navigator.appVersion;
  if (!((browser.substring(0, 9) == "Microsoft") && (version.substring(0,3) < "5.0"))) {
    NewWin.window.focus();
  }
}

function launchFabricZoom(fabric, image, width, height)
{
  var NewWin = window.open("fabriczoom.php?fabric=" + fabric + "&img=" + image, image, "width=" + width + ",height=" + height + ",scrollbars=no,resizable=no");
  var browser = navigator.appName;
  var version = navigator.appVersion;
  if (!((browser.substring(0, 9) == "Microsoft") && (version.substring(0,3) < "5.0"))) {
    NewWin.window.focus();
  }
}

function launchPress(id, magazine, imgname, width, height)
{
  var NewWin = window.open("article.php?mag=" + magazine + "&id=" + id + "&img=" + imgname, imgname, "width=" + width + ",height=" + height + ",scrollbars=no,resizable=no");
  var browser = navigator.appName;
  var version = navigator.appVersion;
  if (!((browser.substring(0, 9) == "Microsoft") && (version.substring(0,3) < "5.0"))) {
    NewWin.window.focus();
  }
}

function launchFabrics(patId, patName)
{
  var NewWin = window.open("fabrics.php?patId=" + patId + "&patName=" + patName, "fabrics", "width=660,height=550,scrollbars=yes,resizable=yes");
  var browser = navigator.appName;
  var version = navigator.appVersion;
  if (!((browser.substring(0, 9) == "Microsoft") && (version.substring(0,3) < "5.0"))) {
    NewWin.window.focus();
  }
}

function validateSearch()
{
  var searchTerm=document.searchForm.srch.value;
  if(searchTerm=='')
  {
	alert('Please enter a search term.');
	document.searchForm.srch.focus();
	return false;
  }
  
  return true;
}

function newImage(arg) {
  if (document.images) {
    rslt = new Image();
    rslt.src = arg;
    return rslt;
  }
}

function changeImages() {
  if (document.images && (preloadFlag == true)) {
    for (var i=0; i<changeImages.arguments.length; i+=2) {
      document[changeImages.arguments[i]].src = changeImages.arguments[i+1];
    }
  }
}

var preloadFlag = false;
function preloadImages(webroot) {
  if (document.images) {
    news_down = newImage(webroot + "images/news-over.gif");
    furniture_down = newImage(webroot + "images/furniture-over.gif");
    fabrics_down = newImage(webroot + "images/fabrics-over.gif");
    about_down = newImage(webroot + "images/about-over.gif");
    press_down = newImage(webroot + "images/press-over.gif");
    search_down = newImage(webroot + "images/search-over.gif");
    address_over = newImage(webroot + "images/address-over.gif");
    email_over = newImage(webroot + "images/email-over.gif");
    contact_over = newImage(webroot + "images/contact-over.gif");
    preloadFlag = true;
  }
}

function setFocus() {
  numforms = document.forms.length;
  var i;
  for (i=0; i < numforms; i++) {
    len = document.forms[i].elements.length;
    var j
    for (j=0; j < len; j++) {
      if (document.forms[i].elements[j].type=='text' ||
        document.forms[i].elements[j].type=='textarea') {
        document.forms[i].elements[j].focus();
        return;
      }
    }
  }
}