/*
  $Id: general.js,v 1.5 2005/03/29 22:59:11 hpdl Exp $

  osCommerce, Open Source E-Commerce Solutions
  http://www.oscommerce.com

  Copyright (c) 2005 osCommerce

  Released under the GNU General Public License


function clickIE4(){
if (event.button==2){
//alert(message);
return false;
}
}

function clickNS4(e){
if (document.layers||document.getElementById&&!document.all){
if (e.which==2||e.which==3){
//alert(message);
return false;
}
}
}

if (document.layers){
document.captureEvents(Event.MOUSEDOWN);
document.onmousedown=clickNS4;
}
else if (document.all&&!document.getElementById){
document.onmousedown=clickIE4;
}

document.oncontextmenu=new Function("return false")
*/

var xmlhttp;
if (window.XMLHttpRequest)
{
xmlhttp = new XMLHttpRequest(); // Firefox, Opera, Konqueror, Safari, ...
}
else if (window.ActiveXObject)
{
xmlhttp = new ActiveXObject('Microsoft.XMLHTTP'); // Internet Explorer
}
else
{
alert('JavaScript : Your broswer does not allow XML HTTP Request Objects ...'); // Old browser
}

var ajax_urls = new Array();
var ajax_busy = 0;

function do_ajax() {
  if(ajax_urls.length){
    data = ajax_urls.shift();
    ajax_busy = 1;
    xmlhttp.open("GET", data[0]);
    xmlhttp.onreadystatechange = function() {
      if (xmlhttp.readyState == 4 && xmlhttp.status == 200) {
        eval(data[1]);
      ajax_busy = 0;
      do_ajax();
      }
    }
    xmlhttp.send(null);
  }
}

function loadFragment(fragment_url,action) {
  ajax_urls.push(new Array(fragment_url,action));
  if(ajax_busy)return;
  do_ajax();
}

function loadFragmentInTo(fragment_url, elementas) {
  loadFragment(fragment_url,'elementas.innerHTML = xmlhttp.responseText;');
}

function loadFragmentInToElementVal(fragment_url, element_id) {
  loadFragment(fragment_url,'document.getElementById("'+element_id+'").value = xmlhttp.responseText;');
}

function loadFragmentInToElement(fragment_url, element_id) {
  loadFragment(fragment_url,'document.getElementById("'+element_id+'").innerHTML = xmlhttp.responseText;');
}

function MakeArray(){
 var items=new Array;
 j=MakeArray.arguments.length;
 if(MakeArray.arguments[j-1]==null)j--;
 for(i=0;i<j;i++)items[i]=MakeArray.arguments[i];
 return items;
}

function getCookieVal(offset)
{
  var endstr = document.cookie.indexOf (";", offset);
  if (endstr == -1) endstr = document.cookie.length;
  return unescape(document.cookie.substring(offset, endstr));
}

function GetCookie(name)
{
  var arg = name + "=";
  var alen = arg.length;
  var clen = document.cookie.length;
  var i = 0;
  while (i < clen)
  {
    var j = i + alen;
    if (document.cookie.substring(i, j) == arg)return getCookieVal(j);
    i = document.cookie.indexOf(" ", i) + 1;
    if (i == 0) break; 
  }
  return null;
}

function SetCookie(name, value)
{
  var argv = SetCookie.arguments;
  var argc = SetCookie.arguments.length;
  var expires = (argc > 2) ? argv[2] : null;
  var path = (argc > 3) ? argv[3] : null;
  var domain = (argc > 4) ? argv[4] : null;
  var secure = (argc > 5) ? argv[5] : false;
  document.cookie = name + "=" + value +
    ((expires == null) ? "" : ("; expires=" + expires.toGMTString())) +
    ((path == null) ? "" : ("; path=" + path)) +
    ((domain == null) ? "" : ("; domain=" + domain)) +
    ((secure == true) ? "; secure" : "");
}

function submit_this(oForm) {
  if(check_attribs(document.forms[oForm])) document.forms[oForm].submit();
}

function submit_form(oForm) {
  if(check_form()) document.forms[oForm].submit();
}

function popupWindow(url) {
  window.open(url,'popupWindow','toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=no,resizable=yes,copyhistory=no,width=100,height=100,screenX=150,screenY=150,top=150,left=150')
}

 function updateDatePullDownMenu(objForm, fieldName) {
  var pdmDays = fieldName + "_days";
  var pdmMonths = fieldName + "_months";
  var pdmYears = fieldName + "_years";

  time = new Date(objForm[pdmYears].options[objForm[pdmYears].selectedIndex].text, objForm[pdmMonths].options[objForm[pdmMonths].selectedIndex].value, 1);

  time = new Date(time - 86400000);

  var selectedDay = objForm[pdmDays].options[objForm[pdmDays].selectedIndex].text;
  var daysInMonth = time.getDate();

  for (var i=0; i<objForm[pdmDays].length; i++) {
    objForm[pdmDays].options[0] = null;
  }

  for (var i=0; i<daysInMonth; i++) {
    objForm[pdmDays].options[i] = new Option(i+1);
  }

  if (selectedDay <= daysInMonth) {
    objForm[pdmDays].options[selectedDay-1].selected = true;
  } else {
    objForm[pdmDays].options[daysInMonth-1].selected = true;
  }
}

function rowOverEffect(object) {
  if (object.className == 'moduleRow') object.className = 'moduleRowOver';
}

function rowOutEffect(object) {
  if (object.className == 'moduleRowOver') object.className = 'moduleRow';
}

function checkBox(object) {
  document.account_newsletter.elements[object].checked = !document.account_newsletter.elements[object].checked;
}

var selected_row = '';

function selectRowEffect(object, obj_id) {
  selected = document.getElementById('row'+obj_id);
  selected.className = 'moduleRowSelected';
  selected = document.getElementById('address'+obj_id);
  selected.checked=true;
  if(selected_row!=''){
    selected = document.getElementById('row'+selected_row);
    selected_row = obj_id;
    selected.className = 'moduleRow';
  }
  selected_row = obj_id;
}

function set_html(element,data) {
  elm = document.getElementById(element);
  if (null != elm) elm.innerHTML = data;
}

function reloadImage(i)
{
  var preview = document.getElementById('previewImage');
  var i_url = document.getElementById('img_url');
  var i_url2 = document.getElementById('img_url2');
  if(i<0) { i=_images-1; }
  if(i>=_images) { i=0; }
  preview.src = 'thumb.php?img='+_image[i][0]+'&w='+_image[i][1]+'&h='+_image[i][2];
  preview.width = _image[i][1];
  preview.height = _image[i][2];
  i_url.href = 'image.php?s='+_image[i][0];
  i_url2.href = 'image.php?s='+_image[i][0];
  _curimage=i;
}//reloadImage

function check_attribs(oForm) {
  alert_it = false
	for(var i = 0; i < oForm.elements.length; i++) {
		if(oForm.elements[i].value=="")
		  alert_it = true;
	}
	if(alert_it) {
    alert(TEXT_PRODUCT_OPTIONS_SELECT);
    return false;
  }
	return true;
}//check_attribs

function check_options(model,op_id,current) {
  var row = document.getElementById("sel"+op_id);
  if(null == row){
//  alert(model);
    if(undefined == _model[model]) return false;
    return _model[model][1] != -1;
  }
  var sel_id = row.getAttribute( "sel" ).toString();
  var sel = document.getElementById("s"+sel_id);
  var ret = false;
  if(op_id > current) {
    if(undefined != _opt[sel_id]) {
//  alert(_opt[sel_id]);
      for (var i=1,j=1;i < _opt[sel_id].length-1;i++) {
        var cur_model = _opt[sel_id][i-1][2];
//    alert(model+cur_model);
        var r = check_options(model+cur_model,op_id+1,current);
        sel.options[j] = null;
        if(r){
//        alert(sel_id +' '+_opt[sel_id][i-1][0]+' '+_opt[sel_id][i-1][1]);
          sel.options[j] = new Option(_opt[sel_id][i-1][1],_opt[sel_id][i-1][0]);
          sel.options[j].setAttribute( "model" , _opt[sel_id][i-1][2]);
          j++;
        }
        ret = ret | r;
      }
    }
  } else {
    var cur_model = sel.options[sel.selectedIndex].getAttribute( "model" ).toString();
//    alert(model+cur_model);
    return check_options(model+cur_model,op_id+1,current);
  }
  return ret;
} // check_options

function change_price(selector)
{
  document.getElementById('onstock').innerHTML = "";
  document.getElementById('receive_on').innerHTML = "";
  p_model = selector.options[ selector.selectedIndex ].getAttribute( "model" ).toString();
  j = selector.getAttribute( "num" ).toString()*1;
  new_model = nr_model;  
//    alert(selector.selectedIndex);
  if(selector.selectedIndex != 0) {
    j++;
    sel = document.getElementById("sel"+j);
    if(null != sel) {
      sel.style.visibility = "visible";
      check_options(nr_model,1,j-1);
    }
  } else {
    for (var i=j+1;i<6;i++) {
      sel = document.getElementById("sel"+i);
      if(null == sel) break;
      sel.style.visibility = "hidden";
    }
  }
  for (var i=1;i<6;i++) {
    sel = document.getElementById("sel"+i);
    if(null == sel) break;
    sel_id = sel.getAttribute( "sel" ).toString();
    var select = document.getElementById("s"+sel_id);
    if(select.selectedIndex) {
      new_model = new_model + select.options[ select.selectedIndex ].getAttribute( "model" ).toString(); 
    }
  }
  if(selector.selectedIndex != 0) {
    for(i=0;i<_images;i++){
      _img = _image[i][0].split('/');
      _img = _img[_img.length-1].split('.');
      if(new_model.indexOf(_img[0])!=-1) {
        reloadImage(i);
        break;
      }
    }
  }
  if(undefined != _model[new_model]) {
    if(_model[new_model][1]>0) {
      set_html('onstock',TEXT_PRODUCT_ON_STOCK);
		}
    set_html('receive_on',_model[new_model][0]);
  }
  if (undefined != _model[new_model]) {
    if(_model[new_model][5] != "") { // spec price
      set_html('old_price',_model[new_model][2]);
      set_html('spec_price',_model[new_model][5]);
      set_html('price',"");
    } else
    if(_model[new_model][4] != "") { //pricelist
      set_html('spec_price',"");
      set_html('price',_model[new_model][4]);
      set_html('old_price',_model[new_model][2]);
    } else { //regular price
      set_html('price',_model[new_model][2]);
      if(_model[new_model][4] != "0")set_html('spec_price',"");
      if(_model[new_model][5] != "0")set_html('old_price',"");
    }
  } else {
    set_html('price',(_price=="")?_old_price:_price);
    set_html('spec_price',"");
    if(_old_price != "")set_html('old_price',_old_price);
  }
} // change_price


function check_form(form, psw_len, err1, err2) {
alert(form);
	for(i=0;i<form.elements.length;i++) {
		if(form.elements[i].className == "inputRequirement" && form.elements[i].type != "hidden") {
			if(form.elements[i].type=="password" && form.elements[i].value.length < psw_len) {
				alert(err2);
				form.elements[i].focus();
				return false;
			}
			if(form.elements[i].value=="") {
				alert(err1);
				form.elements[i].focus();
				return false;
			}
		}
	}
	return true;
}

function update_images() {
  for(i=1;i<_images;i++){
    pickLink=document.createElement('a');
    pickLink.setAttribute('href','image.php?s='+_image[i][0]);
    pickLink.setAttribute('title',title);
    pickLink.setAttribute('rel','images');
    document.body.appendChild(pickLink)
    pickLink=document.createElement('a');
    pickLink.setAttribute('href','image.php?s='+_image[i][0]);
    pickLink.setAttribute('title',title);
    pickLink.setAttribute('rel','images2');
    document.body.appendChild(pickLink)
  }
}

function get_clientWidth(){
  if( typeof( window.innerWidth ) == 'number' ) {
    //Non-IE
    return window.innerWidth;
  } else if( document.documentElement && ( document.documentElement.clientWidth || document.documentElement.clientHeight ) ) {
    //IE 6+ in 'standards compliant mode'
    return document.documentElement.clientWidth;
  } else if( document.body && ( document.body.clientWidth || document.body.clientHeight ) ) {
    //IE 4 compatible
    return document.body.clientWidth;
  }
  return 0;
}
   
function get_clientHeight(){
  if( typeof( window.innerWidth ) == 'number' ) {
    //Non-IE
    return window.innerHeight;
  } else if( document.documentElement && ( document.documentElement.clientWidth || document.documentElement.clientHeight ) ) {
    //IE 6+ in 'standards compliant mode'
    return document.documentElement.clientHeight;
  } else if( document.body && ( document.body.clientWidth || document.body.clientHeight ) ) {
    //IE 4 compatible
    return document.body.clientHeight;
  }
  return 0;
}

function ajx_init(domChunk,target){
	$(domChunk).click(function(){
    loadFragmentInToElement(this.href+'ajx',target);
	});
}