window.onload = initForm;

function initForm() {
  if(document.getElementById('flash')){
  		InsertFlashObject('flash', 'flash/banner.swf', 793, 223);
  }
  if(document.getElementById('product_search')) {
    if(document.getElementById('product_search').value != 'Keyword, product code') {
      document.getElementById('product_search').style.color = "#000000";
    }
  }
  external_links();
  if(document.getElementById('delivery_country')) {
    document.getElementById('delivery_country').onchange = getShipping;
  } 
  if(document.getElementById('delivery_country') && document.getElementById('delivery_country').value != '') {  
    getShipping();    
  }
  if(document.getElementById('product_search')) {
    document.getElementById('product_search').onfocus = clearfield;
    document.getElementById('product_search').onblur = reinstatefield;
  }
}

// Open links in new window
function external_links() { 
  if(!document.getElementsByTagName) {
    return;
  } else { 
    var anchors = document.getElementsByTagName("a"); 
    for (var i=0; i<anchors.length; i++) { 
      var anchor = anchors[i]; 
      if(anchor.getAttribute("href") && anchor.getAttribute("rel") == "external" || anchor.getAttribute("rel") == "external nofollow") { 
        anchor.target = "_blank";
      }
    }
  } 
}

// Switch product image
function switch_product_image(image, title) {  
  var pImage;
  pImage = document.getElementById('product_image_src');
  pImage.src = 'images/products/main/' + image;
  pImage.title = title;
}

// Reset product image
function reset_product_image(image, title) {
  var pImage;
  pImage = document.getElementById('product_image_src');
  pImage.src = 'images/products/main/' + image;
  pImage.title = title;
}

// Get price
function getPrice(phpFile, objID) {
  var obj = document.getElementById(objID);
  var title = new Array();
  var value = new Array();
  xmlhttp.open("GET", phpFile);
  xmlhttp.onreadystatechange = function() {
    if(xmlhttp.readyState == 4 && xmlhttp.status == 200) { 
      obj.innerHTML = xmlhttp.responseText;
      if(obj == 'delivery_menu') {
        document.getElementById('delivery_method').value = document.getElementById('shipping_menu').options[document.getElementById('shipping_menu').selectedIndex].value;
      }
    }
  }  
  xmlhttp.send(null);  
}

// Update price
function updatePrice(prodID, menuID, variantType) {
  if(document.getElementById('variantsIDs_' + prodID)) {
    var variantsIDs = document.getElementById('variantsIDs_' + prodID).value;
    // Get the IDs of the variants
    variantID = variantsIDs.split('|');
    var variantsValues = '';
    // Loop through the variants based on their IDs and get the selected values
    for(i=0; i<variantID.length; i++) {
      if(document.getElementById('option_' + variantID[i] + '_' + prodID)) {
        variantValue = document.getElementById('option_' + variantID[i] + '_' + prodID).value;
        variantsValues = variantsValues + variantValue + "|";
      }
    }   
  } 
  if(document.getElementById('globalVariantsIDs_' + prodID)) {       
    var globalVariantsIDs = document.getElementById('globalVariantsIDs_' + prodID).value;
    // Get the IDs of the global variants     
    globalVariantID = globalVariantsIDs.split('|');
    var globalVariantsValues = '';
     // Loop through the global variants based on their IDs and get the selected values
    for(i=0; i<globalVariantID.length; i++) {
      if(document.getElementById('option_' + globalVariantID[i] + '_' + prodID)) {
        globalVariantValue = document.getElementById('option_' + globalVariantID[i] + '_' + prodID).value;
        globalVariantsValues = globalVariantsValues + globalVariantValue + "|";
      }
    }           
  }       
 
  getPrice("logicajax/updateProductPrice.php?p=" + prodID + "&variantsIDs='" + variantsIDs + "'&globVariantsIDs='" + globalVariantsIDs
           + "'&variantsValues='" + variantsValues + "'&globVariantsValues='" + globalVariantsValues + "'", "product_price_" + prodID);
}

// Get shipping
function getShipping() {
  var country = document.getElementById('delivery_country').value;
  if(document.getElementById('shipping_menu')) {
    var shippingID = document.getElementById('shipping_menu').options[document.getElementById('shipping_menu').selectedIndex].value;
  } else {
    var shippingID = null;
  }
  var subTotal = document.getElementById('sub_total').innerHTML;
  getPrice("logicajax/shippingCharge.php?country=" + country + '&shippingID=' + shippingID + '&subTotal=' + subTotal, "delivery_menu");
}

// Get glossary
function getGlossary(letter) {
  xmlhttp.open("GET", "logicajax/glossary.php?letter=" + letter);
  xmlhttp.onreadystatechange = function() {
    if(xmlhttp.readyState == 4 && xmlhttp.status == 200) {    
      document.getElementById('glossary').innerHTML = xmlhttp.responseText;           
    }
  }  
  xmlhttp.send(null);
}

// Regenerate captcha
function regenerateCaptcha(imageID, viewName) {
  xmlhttp.open("GET", "logicajax/generateCaptcha.php?imageid=" + imageID + "&viewname=" + viewName);
  xmlhttp.onreadystatechange = function() {
    if(xmlhttp.readyState == 4 && xmlhttp.status == 200) {
      document.getElementById(imageID).src = xmlhttp.responseText;
    }
  }  
  xmlhttp.send(null);
}

// Trim
function trim(str, chars) {
  return ltrim(rtrim(str, chars), chars);
}
 
// Left trim
function ltrim(str, chars) {
  chars = chars || "\\s";
  return str.replace(new RegExp("^[" + chars + "]+", "g"), "");
}

// Right trim
function rtrim(str, chars) {
  chars = chars || "\\s";
  return str.replace(new RegExp("[" + chars + "]+$", "g"), "");
}

// Clear input field
function clearfield() {
  switch(this.id) {
    case 'product_search':
      trimValue = trim(this.value).toLowerCase();
      if(trimValue == 'keyword, product code') {
        this.value = '';
        this.style.color = "#000000";
      }
    break;
  }
}

// Repopulate input field
function reinstatefield() {
  switch(this.id) {
    case 'product_search':
      trimValue = trim(this.value);
      if(trimValue == '') {
        this.value = 'Keyword, product code';
        this.style.color = "#AAAAAA";
      }
    break;
  }
}
function InsertFlashObject(objID, flashLocation, width, height) {
  var flashObject;
  flashObject = "<object classid='clsid:D27CDB6E-AE6D-11cf-96B8-444553540000' codebase='http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=7,0,19,0' width='" + width + "' height='" + height + "'>";
  flashObject = flashObject + "<param name='wmode' value='transparent'>";
  flashObject = flashObject + "<param name='movie' value='" + flashLocation + "' />";
  flashObject = flashObject + "<param name='quality' value='high' />";
  flashObject = flashObject + "<embed src='" + flashLocation + "' quality='high' pluginspage='http://www.macromedia.com/go/getflashplayer' type='application/x-shockwave-flash' width='" + width + "' height='" + height + "' wmode='transparent'";
  flashObject = flashObject + "></embed></object>";
  document.getElementById(objID).innerHTML = flashObject;
}