var statusbar_text = "Herzlich Willkommen bei USB-Bestseller";  
var statusbar_speed = 120;   
var statusbar_width = 100;            
var statusbar_length = statusbar_text.length; 
var statusbar_position = 1 - statusbar_width;   

function marquee()
{
 statusbar_position++;
 var statusbar_text_state="";
 if (statusbar_position == statusbar_length) 
  {
   statusbar_position = 1 - statusbar_width;
  }
 if (statusbar_position < 0) 
  {
   for (var counter=1; counter <= Math.abs(statusbar_position); counter++) 
    {
     statusbar_text_state = statusbar_text_state + " ";
    };
   statusbar_text_state = statusbar_text_state + statusbar_text.substring(0, statusbar_width - counter + 1);
  }
 else 
  {
   statusbar_text_state = statusbar_text_state + statusbar_text.substring(statusbar_position, statusbar_width + statusbar_position);
  }
 window.status = statusbar_text_state;
 setTimeout("marquee()",statusbar_speed);
}

marquee();


var xml_doc 									= false;
var ajax_main_content_backup 	= false;

function get_ajax_product_info(products_id) {
	if(document.implementation.createDocument) {
		xml_doc = document.implementation.createDocument("", "", null);
		xml_doc.onload = show_ajax_product_info;
	}
	else if(window.ActiveXObject) {
		xml_doc = new ActiveXObject("Microsoft.XMLDOM");
		xml_doc.onreadystatechange = function ()
			{if (xml_doc.readyState == 4) show_ajax_product_info()};
	}
	else {
		return;
	}
	xml_doc.load("ajax_product_info.php?products_id=" + products_id);
}

function show_ajax_product_info() {
	var xml_array = xml_doc.getElementsByTagName('htmlcontent');
	var output 		= xml_array[0].childNodes[0].nodeValue;
	
	//backup main_content for return
	ajax_main_content_backup = document.getElementById('ajax_main_content').innerHTML;

	//load xml into main_content
	document.getElementById('ajax_main_content').innerHTML = output;
}

function product_info_return() {
	if(ajax_main_content_backup == false) {
		history.go(-1);
	} else {
		document.getElementById('ajax_main_content').innerHTML = ajax_main_content_backup;
		ajax_main_content_backup = false;
	}
}

//--------


function get_ajax_search() {
	var needle = document.getElementById('needle').value;
	if(needle.length < 2)
		needle = 'zzzzzzzzz12345';

	if(document.implementation.createDocument) {
		xml_doc = document.implementation.createDocument("", "", null);
		xml_doc.onload = show_ajax_search;
	}
	else if(window.ActiveXObject) {
		xml_doc = new ActiveXObject("Microsoft.XMLDOM");
		xml_doc.onreadystatechange = function ()
			{if (xml_doc.readyState == 4) show_ajax_search()};
	}
	else {
		return;
	}
	xml_doc.load("ajax_search.php?needle=" + needle);
}

function show_ajax_search() {
	try {
		var xml_array = xml_doc.getElementsByTagName('htmlcontent');
		var output 		= xml_array[0].childNodes[0].nodeValue;

		//load xml into result_box
		document.getElementById('ajax_search_result_box').innerHTML = output;
	}
	catch(error) {
		return false;
	}
}

//--------


function mb_set_price(){
	var base_price = Number(document.getElementById("base_price").innerHTML);
	var base_full_price = Number(document.getElementById("base_full_price").innerHTML);
	var anzahl = document.getElementById("anzahl").value;
	var tax_rate = Number(document.getElementById("tax_rate").innerHTML) * Number();
	base_full_price = (base_full_price * (1 + tax_rate / 100));
	
		
	for(i = 0; i < anzahl; i++){
		if(document.getElementById("prefix_hidden"+i).value == "+"){	
			base_price += Number(document.getElementById("differenz_hidden"+i).value);
			if( == '1' && -1 == 0){
				base_full_price += Number(document.getElementById("differenz_hidden"+i).value) / (1 - Number('0') / 100);
			}
			else base_full_price += Number(document.getElementById("differenz_hidden"+i).value);
		}
		else{
			base_price -= Number(document.getElementById("differenz_hidden"+i).value);
			if( == '1' && -1 == 0){
				base_full_price -= Number(document.getElementById("differenz_hidden"+i).value) / (1 + Number('0') / 100);
			}
			else base_full_price -= Number(document.getElementById("differenz_hidden"+i).value);
		}
	}

	var source = document.getElementById("mb_price").innerHTML;
	var test = source.search(/productOldPrice/);
	if(test != -1){
		var expr = /<(SPAN|span) class=("|)productOldPrice("|)>(.*)<\/(SPAN|span)>([ \/<>a-zA-ZäöüßÄÖÜ]*)(.*)/;
		var result = expr.exec(source);
		var expr2 = /(^[a-zA-Z ]*)(.*)/;
		var result2 = expr2.exec(result[4]);
		var price_text = '';
		if(result2 != null) price_text = result2[1]; 
		var expr3 = /(.*?)>(.*)/;
		var result3 = expr3.exec(result[7]);
		if(result3 == null) var discount_text = '';
		else var discount_text = '<br />' + result3[2];
		var output =  '<span class="productOldPrice">' + price_text + mb_format_price(base_full_price) + '<\/span>' + result[6] + ' ' + mb_format_price(base_price) + discount_text;
		document.getElementById("mb_price").innerHTML = output;
	}
	else{
		document.getElementById("mb_price").innerHTML = mb_format_price(base_price);
	}
}

function mb_format_price(base_price){
	base_price = base_price.toFixed(2);
	base_price = base_price.replace("\.",",")+" EUR";
	return base_price;
}

function mb_input_onclick(i,price_plain,prefix){
	document.getElementById("differenz_hidden"+i).value = price_plain;
	document.getElementById("prefix_hidden"+i).value = prefix;

	if(price_plain == ""){
		document.getElementById("differenz_hidden"+i).value = 0;
		document.getElementById("prefix_hidden"+i).value = '+';
	}
	mb_set_price();
}

function mb_select_onchange(i,po_nr){
	var hidden_number = document.getElementById("po"+po_nr).value; 
	var price_plain = document.getElementById("price"+hidden_number).value;
	var prefix = document.getElementById("prefix"+hidden_number).value;
	mb_input_onclick(i,price_plain,prefix);
}

function mb_check_empty(default_difference){
	if(default_difference == ""){
		default_difference = 0;
	}
	return default_difference;
}

function mb_check_empty2(default_prefix){
	if(default_prefix == ""){
		default_prefix = '+';
	}
	return default_prefix;
}


function mb_display_attribute_image(i, po_nr, name){
	var image_id = document.getElementById("po"+po_nr).value;
	var attribute_image = document.getElementById("attribute_image"+image_id).value;
	if(attribute_image != ''){
		document.getElementById("attribute_image_"+i).style.display = 'block';
		document.getElementById("attribute_image_"+i).innerHTML = '<strong>' + name + ':</strong><br /><img src="' + attribute_image + '" /><br /><br />';
	}
	else{
		document.getElementById("attribute_image_"+i).style.display = 'none';
	}
}

function mb_display_attribute_image2(i, image_id, name){
	var attribute_image = document.getElementById("attribute_image"+image_id).value;
	if(attribute_image != ''){
		document.getElementById("attribute_image_"+i).style.display = 'block';
		document.getElementById("attribute_image_"+i).innerHTML = '<strong>' + name + ':</strong><br /><img src="' + attribute_image + '" /><br /><br />';
	}
	else{
		document.getElementById("attribute_image_"+i).style.display = 'none';
	}
}


function price_offer_action(){
	document.cart_quantity.action = 'mb_price_offer.php';
	document.cart_quantity.submit();
}


function mb_scroller(i){	
	if(i < this.content_length + this.scroller_height + 10){
		if(this.speed > 0){
			document.getElementById("newsbox").style.top = this.scroller_height - i;
			i++;
		}
		window.setTimeout("mb_scroller("+i+")", this.speed);
	}
	else{
		if(this.speed > 0) document.getElementById("newsbox").style.top = this.scroller_height;
		window.setTimeout("mb_scroller(0)", this.speed);
	}	
}

function mb_resize_scroller(speed, scroller_height){
	this.speed = speed;
	this.scroller_height = scroller_height;
	
	document.getElementById("newsbox").style.display = "block";
	document.getElementById("newsbox2").style.display = "block";	
	this.content_length = Number(document.getElementById("newsbox").offsetHeight);
	document.getElementById("newsbox2").style.height = this.scroller_height+"px";
	document.getElementById("newsbox").style.height = this.scroller_height+"px";
	mb_scroller(0);
}