var content_pagination_now = 1;
var content_pagination_max = 5;
var skin_url = 'http://www.nice2give.com/skins/orange/';

function viewOverContentButton(window_id){
	document.getElementById(window_id).style.display='block';
}

function viewOutContentButton(window_id){
	document.getElementById(window_id).style.display='none';
}
function addToBookmarks(title,url){
	if (window.sidebar) // firefox
		window.sidebar.addPanel(title, url, "");
	else if(window.opera && window.print){ // opera
		var elem = document.createElement('a');
		elem.setAttribute('href',url);
		elem.setAttribute('title',title);
		elem.setAttribute('rel','sidebar');
		elem.click();
	} 
	else if(document.all)// ie
		window.external.AddFavorite(url, title);
}

// METHOD FOR AUTOMATIC IMAGE CHANGING
function image_changing() {
	if (content_pagination_now < content_pagination_max) {
		content_pagination_now = content_pagination_now + 1;
		document.getElementById('content_pagination_now').innerHTML = content_pagination_now;
		content_pagination_image();
		main_banner_link(content_pagination_now);
	}
	else {
		content_pagination_now = 0;
		content_pagination_now = content_pagination_now + 1;
		document.getElementById('content_pagination_now').innerHTML = content_pagination_now;
		content_pagination_image();
		main_banner_link(content_pagination_now);
	}
}
function content_pagination_next()
{
	// STOPS AUTOMATIC CHANGING
	clearInterval(image_timer);
	
	if(content_pagination_now < content_pagination_max)
	{
		content_pagination_now = content_pagination_now + 1;
		document.getElementById('content_pagination_now').innerHTML = content_pagination_now;
		content_pagination_image();
		main_banner_link(content_pagination_now);
	}
}
function content_pagination_previous()
{
	// STOPS AUTOMATIC CHANGING
	clearInterval(image_timer);	
		
	if(content_pagination_now > 1)
	{
		content_pagination_now = content_pagination_now - 1;
		document.getElementById('content_pagination_now').innerHTML = content_pagination_now;
		content_pagination_image();
		main_banner_link(content_pagination_now);
	}
}
function content_pagination_last()
{
	// STOPS AUTOMATIC CHANGING
	clearInterval(image_timer);
	
	if (content_pagination_now != content_pagination_max) 
	{
		content_pagination_now = content_pagination_max;
		document.getElementById('content_pagination_now').innerHTML = content_pagination_now;
		content_pagination_image();
		main_banner_link(content_pagination_now);
	}
}
function content_pagination_first()
{
	// STOPS AUTOMATIC CHANGING
	clearInterval(image_timer);
	
	if (content_pagination_now != 1) 
	{
		content_pagination_now = 1;
		document.getElementById('content_pagination_now').innerHTML = content_pagination_now;
		content_pagination_image();
		main_banner_link(content_pagination_now);
	}
}
function content_pagination_image()
{	
	document.getElementById('content_mainimage').src = skin_url + 'images/content_' + content_pagination_now + '.jpg';
	//alert(skin_url + 'images/content_' + content_pagination_now + '.jpg');
}
function main_banner_link(id_banner) {
	if (id_banner == 1) {
		document.getElementById('main_banner').href = 'http://www.o2.co.uk';
	}
	else if (id_banner == 2) {
		document.getElementById('main_banner').href = 'http://www.swiftcover.co.uk';
	}
	else if (id_banner == 3) {
		document.getElementById('main_banner').href = 'http://www.marksandspencer.co.uk';
	}
	else if (id_banner == 4) {
		document.getElementById('main_banner').href = 'http://www.travellodge.co.uk';
	}
	else {
		document.getElementById('main_banner').href = 'http://www.amazon.com';
	}
	
}
function redirect(location){
	window.location = location;
}

// BODY ONLOAD
function start(){
	image_timer = setInterval('image_changing()', 5000);
	document.getElementById('search').readOnly = true;
	document.getElementById('submit_search').disabled = true;
}
// ADVANCED SEARCH INDEX
function advanced_search_index() {
	if (document.getElementById('advanced_search_index').style.display == 'none') {
		document.getElementById('advanced_search_index').style.display = 'block';
		document.getElementById('content_searching_box').style.height = '125px';
		document.getElementById('content_searching_box').style.marginTop = '295px';
        document.getElementById('content_searching_box').style.backgroundImage = "url(" + skin_url + "images/content_searching_box_125-trans.png)";
	}
	else {
		document.getElementById('advanced_search_index').style.display = 'none';
		document.getElementById('content_searching_box').style.height = '95px';
        document.getElementById('content_searching_box').style.marginTop = '325px';
		document.getElementById('content_searching_box').style.backgroundImage = "url(" + skin_url + "images/content_searching_box-trans.png)";
	}
}
// ENABLE SEARCHING ON INDEX PAGE
function enableSearching(){
	if (document.getElementById('search').readOnly == true) {
		document.getElementById('search').readOnly = false;
		document.getElementById('search').value = '';
		document.getElementById('submit_search').disabled = false;
		document.getElementById('search').focus();
	}
}

function correctPNG() // correctly handle PNG transparency in Win IE 5.5 & 6.
{
   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
         }
      }
   }    
}