/*
    Titel: J|G JSshop v1.0
    Autor: Johannes Gamperl
    email: info@jg-webdesign.de

    Copyright (c) J|G Webdesign & Programmierung - Johannes Gamperl, 1999.
    All rights reserved. Alle Rechte vorbehalten. URL: http://www.jgshop.de

    Dieser Code darf für nicht-kommerzielle sowie kommerzielle Zwecke frei
    genutzt und angepaßt werden, solange dies unentgeltlich erfolgt und
    dieser Vermerk bestehen bleibt.

*/


var leer = 0;
var wohin = 'ebuecher.html';
var maxmenge = 50;
var error = '\nThe entered quantity is not correct!';
var del_art = 'Do you really want to clear this artikel?';
var del_all = 'Do you really want to clear the basket completely?';
var nix_drin = '\nYou have not yet put any products into the basket.';


var basket = parent.basket.substring(0, parent.basket.length-3);
if (basket != null) items = basket.split('###');
for (i in items) items[i] = items[i].split('|');


function runden(wert) {
	k = (Math.round(100 * (wert + 0.00001)) / 100 + 0.001) + '';
    k = k.substring(0, k.indexOf('.') + 3);
    return k;

}


function rechnen() {

	zsumme = runden(parseFloat(items[i][2]))*runden(parseFloat(items[i][3]));
	gesamtpreis += runden(parseFloat(items[i][2]))*runden(parseFloat(items[i][3]));
	ergebnis = runden(zsumme);
	return ergebnis;

}


function gesamt() {

	gesamtpreis = runden(gesamtpreis);
    return gesamtpreis

}


function dazu(name,nummer,preis,menge) {
if(menge <= 0 || menge > maxmenge)
   alert(error);
else
   if (confirm('Do you want to put '+menge+' x '+name+' into the basket? '))
	   parent.basket += name+'|'+nummer+'|'+preis+'|'+menge+'###';
}


function del_me(cnt) {

	if (confirm(del_art)) {

	var del = '';
	basket = parent.basket.substring(0, parent.basket.length-3);
	if (basket != null) items = basket.split('###');

	for (i in items) {
		 if (i != cnt) del += items[i] +'###';
	     }

 	parent.basket = del;
	self.location = 'ewarenkorb.html';

	}

}


function update() {

	var upd = '';
	var tmp = '';

	for (i in items) {
		 upd += eval('document.forms[0].menge'+i+'.value')+'~';
         }

	upd = upd.substring(0, upd.length-1);
	upd = upd.split('~');

	for (i in items) {
	 	 items[i][3] = upd[i];
	 	 tmp += items[i][0]+ '|' +items[i][1]+ '|' +items[i][2]+ '|' +items[i][3]+ '###';
	 	 }

	parent.basket = tmp;
	self.location = 'ewarenkorb.html';

}


function aktion(x) {

	if (x==1) {
		if (confirm(del_all))
		   { parent.basket = ''; self.location='ewarenkorb.html'; }
		}

	if (x==2) {
		if (parent.basket != "") parent.kataloge.location = 'ebestellen.html';
		else alert(nix_drin);
		}

}