function showBusbyGallery(image_id)
{
 	LeftPosition = (screen.width) ? (screen.width-810)/2 : 0;
  TopPosition = (screen.height) ? (screen.height-700)/2 : 0;

  settings = 'height=700,width=600,top='+TopPosition+',left='+LeftPosition+',toolbar=0,scrollbars=0,location=0,statusbar=0,menubar=0,resizable=1';
  win = window.open("/gallery.html?day=Busby&image_id="+image_id,null,settings);
}

function showEstateGallery(image_id)
{
 	LeftPosition = (screen.width) ? (screen.width-810)/2 : 0;
  TopPosition = (screen.height) ? (screen.height-700)/2 : 0;

  settings = 'height=700,width=600,top='+TopPosition+',left='+LeftPosition+',toolbar=0,scrollbars=0,location=0,statusbar=0,menubar=0,resizable=1';
  win = window.open("/gallery.html?day=Estate&image_id="+image_id,null,settings);
}

function showTasterGallery(image_id)
{
 	LeftPosition = (screen.width) ? (screen.width-810)/2 : 0;
  TopPosition = (screen.height) ? (screen.height-700)/2 : 0;

  settings = 'height=700,width=600,top='+TopPosition+',left='+LeftPosition+',toolbar=0,scrollbars=0,location=0,statusbar=0,menubar=0,resizable=1';
  win = window.open("/gallery.html?day=Taster&image_id="+image_id,null,settings);
}

function showBigImage(src, page)
{
 	LeftPosition = (screen.width) ? (screen.width-810)/2 : 0;
  TopPosition = (screen.height) ? (screen.height-700)/2 : 0;

  settings = 'height=700,width=600,top='+TopPosition+',left='+LeftPosition+',toolbar=0,scrollbars=0,location=0,statusbar=0,menubar=0,resizable=1';
  win = window.open("/view_image.html?src="+src+"&page="+page,null,settings);
}

/* 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 'string':
           bValid = isString(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;
        default:
           bValid = true;
      }

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


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 != '');
}