var win = null;

var blnLoadProductAttribs = false;

function popup2(topic)
{
  aPopUp= window.open(topic,'PopupViewer','scrollbars=yes,location=no,status=no,menubar=0,directories=no,top=0,left=0,width=390,height=360,titlebar=no')
self.aNoteWin = aPopUp;
  return false;
}

function popup(topic, width, height)
{
  aPopUp= window.open(topic,'PopupViewer','scrollbars=yes,location=no,status=no,menubar=0,directories=no,top=0,left=0,width='+width+',height='+height+',titlebar=no')
	self.aNoteWin = aPopUp;
  return false;
}

function popupWindow(image_id, product_id)
{

  LeftPosition = (screen.width) ? (screen.width-500)/2 : 0;
  TopPosition = (screen.height) ? (screen.height-500)/2 : 0;

  settings = 'height=625,width=600,top='+TopPosition+',left='+LeftPosition+',toolbar=0,scrollbars=0,location=0,statusbar=0,menubar=0,resizable=1';
  win = window.open("/view_image.html?image_id=" + image_id+ "&product_id="+product_id,null,settings);
}

function validAtt(blnAllowSubmit)
{
   blnLoadProductAttribs = true;
   blnReturn = true;
   for(i=0; i<document.getElementById('product').elements.length; i++){
     if(document.getElementById('product').elements[i].value == '' && document.getElementById('product').elements[i+1].value != 'Add to Basket')
     {
       document.getElementById('product').elements[i].focus();
       alert('Please select the '+document.getElementById('product').elements[i+1].value + ' you require')
       blnLoadProductAttribs = false;
       return false;
       exit;
     }
   }

   if(!blnAllowSubmit)
   {
     return false;
   }

   //if(!blnReturn)
   //{
   //  blnReturn = false;
   //}

  return blnReturn;
}

function checkPassword(strPassword)
{
  var intScore   = 0
  var strVerdict = "weak"
  var strLog     = ""
  var intPercent = 0

  // PASSWORD LENGTH
  if (strPassword.length<5)                         // length 4 or less
  {
    intScore = (intScore+3)
    strLog   = strLog + "3 points for length (" + strPassword.length + ")\n"
  }
  else if (strPassword.length>4 && strPassword.length<8) // length between 5 and 7
  {
    intScore = (intScore+6)
    strLog   = strLog + "6 points for length (" + strPassword.length + ")\n"
  }
  else if (strPassword.length>7 && strPassword.length<16)// length between 8 and 15
  {
    intScore = (intScore+12)
    strLog   = strLog + "12 points for length (" + strPassword.length + ")\n"
  }
  else if (strPassword.length>15)                    // length 16 or more
  {
    intScore = (intScore+18)
    strLog   = strLog + "18 point for length (" + strPassword.length + ")\n"
  }


  // LETTERS (Not exactly implemented as dictacted above because of my limited understanding of Regex)
  if (strPassword.match(/[a-z]/))                              // [verified] at least one lower case letter
  {
    intScore = (intScore+1)
    strLog   = strLog + "1 point for at least one lower case char\n"
  }

  if (strPassword.match(/[A-Z]/))                              // [verified] at least one upper case letter
  {
    intScore = (intScore+5)
    strLog   = strLog + "5 points for at least one upper case char\n"
  }

  // NUMBERS
  if (strPassword.match(/\d+/))                                 // [verified] at least one number
  {
    intScore = (intScore+5)
    strLog   = strLog + "5 points for at least one number\n"
  }

  if (strPassword.match(/(.*[0-9].*[0-9].*[0-9])/))             // [verified] at least three numbers
  {
    intScore = (intScore+5)
    strLog   = strLog + "5 points for at least three numbers\n"
  }


  // SPECIAL CHAR
  if (strPassword.match(/.[!,@,#,$,%,^,&,*,?,_,~]/))            // [verified] at least one special character
  {
    intScore = (intScore+5)
    strLog   = strLog + "5 points for at least one special char\n"
  }

                               // [verified] at least two special characters
  if (strPassword.match(/(.*[!,@,#,$,%,^,&,*,?,_,~].*[!,@,#,$,%,^,&,*,?,_,~])/))
  {
    intScore = (intScore+5)
    strLog   = strLog + "5 points for at least two special chars\n"
  }


  // COMBOS
  if (strPassword.match(/([a-z].*[A-Z])|([A-Z].*[a-z])/))        // [verified] both upper and lower case
  {
    intScore = (intScore+2)
    strLog   = strLog + "2 combo points for upper and lower letters\n"
  }

  if (strPassword.match(/(\d.*\D)|(\D.*\d)/))  // [FAILED] both letters and numbers, almost works because an additional character is required
  {
    intScore = (intScore+2)
    strLog   = strLog + "2 combo points for letters and numbers\n"
  }

  // [verified] letters, numbers, and special characters
  if (strPassword.match(/([a-zA-Z0-9].*[!,@,#,$,%,^,&,*,?,_,~])|([!,@,#,$,%,^,&,*,?,_,~].*[a-zA-Z0-9])/))
  {
    intScore = (intScore+2)
    strLog   = strLog + "2 combo points for letters, numbers and special chars\n"
  }

  if(intScore < 16)
  {
     strVerdict = "very weak"
  }
  else if (intScore > 15 && intScore < 25)
  {
     strVerdict = "weak"
  }
  else if (intScore > 24 && intScore < 35)
  {
     strVerdict = "mediocre"
  }
  else if (intScore > 34 && intScore < 45)
  {
     strVerdict = "strong"
  }
  else
  {
     strVerdict = "stronger"
  }

  //document.forms.passwordForm.score.value = (intScore)
  //document.forms.passwordForm.verdict.value = (strVerdict)
  //document.forms.passwordForm.matchlog.value = (strLog)

  intPercent = intScore * 3;
  //intScore = intScore * 2
  objBar = document.getElementById("passBar");

  if (intPercent > 0)
  {
    if (intPercent>100)
    {
      intPercent=100; // just to check if it goes over 100
    }

    objBar.style.width = intPercent + "%";

    if (intPercent < 50)
    {
      objBar.style.background = "#cc0000";
    }
    else if(intPercent < 84)
    {
      objBar.style.background = "#FFD700";
    }
    else
    {
      objBar.style.background = "#00A601";
    }
  }
  else
  {
    objBar.style.width = 0;
  }
}


function comparePassword () {

  var password = document.getElementById('password').value;
  var password_confirm = document.getElementById('password_confirm').value;

  if (password == password_confirm)
  {
    document.getElementById('password_confirmation_text').style.display="none";
  }
  else
  {
    document.getElementById('password_confirmation_text').style.display="";
  }

}

function validate_register_form() {

  var valid=true;

  if (document.register_form.first_name.value == "")
  {
    document.getElementById('register_error').style.display="";
    document.register_form.man_first_name.focus();
    valid=false;
  }

  if (valid && document.register_form.surname.value == "")
  {
    document.getElementById('register_error').style.display="";
    document.register_form.man_surname.focus();
    valid=false;
  }

  if (valid && document.register_form.m.value == "")
  {
    document.getElementById('register_error').style.display="";
    document.register_form.man_date.focus();
    valid=false;
  }

  if (valid && document.register_form.email_address.value == "")
  {
    document.getElementById('register_error').style.display="";
    document.register_form.man_email_address.focus();
    valid=false;
  }
}

function confirmAction(strMsg)
{
  var bAnswer = confirm (strMsg);

  if (bAnswer)
  {
    return true;
  }
  else
  {
    return false;
  }
}

/* Generic Form Validation */
window.onload = attachFormHandlers;

function attachFormHandlers()
{
  if (document.getElementsByTagName)
  {
    var objForm = document.getElementsByTagName('form');

    for (var iCounter=0; iCounter<objForm.length; iCounter++)
      objForm[iCounter].onsubmit = function(){return checkForm(this);}
  }
}

function checkForm(objForm)
{
  var arClass, bValid;
  var objField = objForm.getElementsByTagName('*');

  for (var iFieldCounter=0; iFieldCounter<objField.length; iFieldCounter++)
  {
    arClass = objField[iFieldCounter].className.split(' ');
    for (var iClassCounter=0; iClassCounter<arClass.length; iClassCounter++)
    {
      //alert(arClass[iClassCounter]);
      switch (arClass[iClassCounter])
      {
        case 'postcode':
           if(objForm.country.value == 223)
           {
            bValid = isString(objField[iFieldCounter].value.replace(/^\s*|\s*$/g, ''));
           }
           else
           {
            bValid = true;
           }
           break;
        case 'string':
           bValid = isString(objField[iFieldCounter].value.replace(/^\s*|\s*$/g, ''));
           break;
        case 'query':
           bValid = isQuery(objField[iFieldCounter].value.replace(/^\s*|\s*$/g, ''));
           break;
        case 'number' :
           bValid = isNumber(objField[iFieldCounter].value);
           break;
        case 'email' :
           bValid = isEmail(objField[iFieldCounter].value);
           break;
        case 'telephone' :
           bValid = isTelephone(objField[iFieldCounter].value);
           break;
        case 'password' :
           bValid = isPassword(objField[iFieldCounter].value);
           break;
        case 'check' :
           bValid = isChecked(objField[iFieldCounter].checked);
           break;
        case 'terms' :
           bValid = isCheckedTerms(objField[iFieldCounter].checked);
           break;
        default:
           bValid = true;
      }

      if (arClass[iClassCounter] == 'query' && bValid == false)
      {
        alert('Please enter a search term longer than 2 characters');
        objField[iFieldCounter].select();
        objField[iFieldCounter].focus();
        return false;
      }
      else if (arClass[iClassCounter] == 'terms' && bValid == false)
      {
        alert('Please confirm that you have read and accepted the Terms & Conditions');
        objField[iFieldCounter].select();
        objField[iFieldCounter].focus();
        return false;
      }
      else if (bValid == false)
      {
        s = new String(objField[iFieldCounter].name);
        s = s.replace(/_/g," ");
        alert('Please review the value you entered for ' + s);
        objField[iFieldCounter].select();
        objField[iFieldCounter].focus();
        return false;
      }
    }
  }
  return true;
}

function isString(strValue)
{
  return (typeof strValue == 'string' && strValue != '' && isNaN(strValue));
}

function isQuery(strValue)
{
  strValue = strValue.toString();
  return (strValue.length > 2);
}

function isNumber(strValue)
{
  return (!isNaN(strValue) && strValue != '');
}

function isChecked(blnChecked)
{
  return blnChecked;
}

function isCheckedTerms(blnChecked)
{
  return blnChecked;
}

function GetOptions(target, url)
{
   var product = document.forms.product.product_id;
   var urlstring = '';

   for(i=0;i<document.forms['product'].elements.length;i++)
   {
     formitem = document.forms['product'].elements[i];
     if(formitem.value != '' & formitem.name != 'product_id')
     {
        urlstring += '&' + formitem.name + '='
                      + formitem.value
     }
   }
   url = url + '?' + 'product=' + product.value + urlstring;
   changePage(url, target);
}

function GetOptions2(target, url, product_id)
{
   var urlstring = '';

   for(i=0;i<document.forms['product'+product_id].elements.length;i++)
   {
     formitem = document.forms['product'+product_id].elements[i];
     if(formitem.value != '' & formitem.name != 'product_id')
     {
        urlstring += '&' + formitem.name + '='
                      + formitem.value
     }
   }
   url = url + '?' + 'product=' + product_id + urlstring;
   changePage2(url, target, product_id);
}

function GetOptions4(target, url, product_id)
{
   var urlstring = '';

   for(i=0;i<document.forms['product'+product_id].elements.length;i++)
   {
     formitem = document.forms['product'+product_id].elements[i];
     if(formitem.value != '' & formitem.name != 'product_id')
     {
        urlstring += '&' + formitem.name + '='
                      + formitem.value
     }
   }
   url = url + '?' + 'product=' + product_id + urlstring;
   changePage4(url, target, product_id);
}


function isEmail(strValue)
{
  var objRE = /^[\w-\.\']{1,}\@([\da-zA-Z-]{1,}\.){1,}[\da-zA-Z-]{2,}$/;

  return (strValue != '' && objRE.test(strValue));
}

function isTelephone(strValue)
{
  return (strValue != '');
}

function isPassword(strValue)
{
  return (strValue != '');
}