//Used to remove right border of the last li in the main nav
function removeBorder(){
    var aTag = $('mainnav').getElementsByClassName('last');
    
    for(var i=0; i<aTag.length; i++){
        var li = aTag[i].up('li');
        li.style.border = "0px";
    }
}

//Used to copy main navigation to botoom nav     
function copyNav() {
	if($('Navigation') && $('BottomNav')) {
		$('BottomNav').innerHTML = $('Navigation').innerHTML;
	}
}


// correctly handle PNG transparency in Win IE 5.5 & 6.
function correctPNG()
{
   var arVersion = navigator.appVersion.split("MSIE")
   var version = parseFloat(arVersion[1])
   if ((version >= 5.5) && (document.body.filters)) 
   {
      for(var i=0; i<document.images.length; i++)
      {
         var img = document.images[i]
         var imgName = img.src.toUpperCase()
         if (imgName.substring(imgName.length-3, imgName.length) == "PNG")
         {
            var imgID = (img.id) ? "id='" + img.id + "' " : ""
            var imgClass = (img.className) ? "class='" + img.className + "' " : ""
            var imgTitle = (img.title) ? "title='" + img.title + "' " : "title='" + img.alt + "' "
            var imgStyle = "display:inline-block;" + img.style.cssText 
            if (img.align == "left") imgStyle = "float:left;" + imgStyle
            if (img.align == "right") imgStyle = "float:right;" + imgStyle
            if (img.parentElement.href) imgStyle = "cursor:hand;" + imgStyle
            var strNewHTML = "<span " + imgID + imgClass + imgTitle
            + " style=\"" + "width:" + img.width + "px; height:" + img.height + "px;" + imgStyle + ";"
            + "filter:progid:DXImageTransform.Microsoft.AlphaImageLoader"
            + "(src=\'" + img.src + "\', sizingMethod='scale');\"></span>" 
            img.outerHTML = strNewHTML
            i = i-1
         }
      }
   }    
}
//window.attachEvent("onload", correctPNG);


//Function to remove "Search" text from site search button
function removeSearch() {
    var searchDiv = $('Site-Search');
    var searchBTN = searchDiv.getElementsByClassName('searchButton');

    searchBTN[0].value = "";
}

//Function to remove "Sign Up" text from newsletter sign up button
function removeSignUp() {
    var newsDiv = $('NewsLetter');
    var newsBTN = newsDiv.getElementsByClassName('signupButton');

    newsBTN[0].value = "";
}

//Function to remove text from newsletter text field
function removeText() {
    var newsDiv = $('NewsLetter');
    var newsField = newsDiv.getElementsByClassName('signupField');

    newsField[0].value = "";
}

// Used to set the height of all listed products the same.
function ProductHeight() {
    if (document.getElementsByClassName('product-list-item')) {
        var li = document.getElementsByClassName('product-list-item');
        var maxHeight = 0;

        for (var i = 0; i < li.length; i++) {
            var liHeight = li[i].getHeight();

            if (liHeight > maxHeight) {
                maxHeight = liHeight;
            }
        }

        for (var i = 0; i < li.length; i++) {
            li[i].style.height = maxHeight + "px";
        }
    }
}