var hoverclass = 'hovering1';
var activeImage = 1;

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

function checkdata()
{
     var uppervalue;
     if ($('mailing').name.value.length == 0) {
         alert ("The 'Full Name' field requires an entry.");
         return false;
     }

     uppervalue = $('mailing').email.value.toUpperCase();
     if (uppervalue.indexOf('@') < 0) {
         alert ("The 'email' field contains an invalid address.  Please check and re-enter.");
         return false;
     }

	 if (uppervalue.indexOf('.') < 0) {
         alert ("The 'email' field contains an invalid address.  Please check and re-enter.");
         return false;
     }
		 
	 if ($('mailing').address1.value.length == 0) {
         alert ("The 'Address' field requires an entry.");
         return false;
     }
		 
	 if ($('mailing').phone.value.length == 0) {
         alert ("The 'Telephone' field requires an entry.");
         return false;
     }
		 
	 return true;
}

function changecolor(clr) {
   if (clr == 0)
       $('body').setStyle({backgroundColor: 'white'  });
   else if (clr == 1)
   {
	   $('body').setStyle({backgroundColor: '#6B6459'  });
	   $('container').setStyle({backgroundColor: '#6B6459'  });
   }
   else if (clr == 2) {
       $('body').setStyle({backgroundColor: '#7F5F1A'  });
	   $('container').setStyle({backgroundColor: '#7F5F1A'  });
   }
   else if (clr == 3) {
       $('body').setStyle({backgroundColor: '#263642'  });
       $('container').setStyle({backgroundColor: '#263642'  });
       $('body').setStyle({color: '#B9C2C8'  });
       
   }
   else if (clr == 4) {
       $('body').setStyle({backgroundColor: '#504040'  });
	   $('container').setStyle({backgroundColor: '#504040'  });
	   
   }
   else if (clr == 5) {
       $('body').setStyle({backgroundColor: '#5F574F'  });
	   $('container').setStyle({backgroundColor: '#5F574F'  });
	   
   }
   hoverclass = 'hovering' + clr;
   return false;

}

function togglefont() {
        $('body').setStyle({fontFamily: 'Georgia1, Georgia, serif'  });
        return false;
}

function hoverMenu(event) {
     event.element().addClassName(hoverclass);
}


function normalMenu(event) {
     event.element().removeClassName(hoverclass);
}

function Left(obj) {
	var curleft = 0;
	if (obj.offsetParent)
		while (1) {
			curleft += obj.offsetLeft;
			if (!obj.offsetParent)
				break;
			obj = obj.offsetParent;
	    }
	else 
		if (obj.x)
			curleft += obj.x;
	return curleft;
}

function wineInfo(wine) {
  /*if (wine == 0) {
	$('wineinfo').innerHTML = $('geninfo').innerHTML;	
  } else {
    $('wineinfo').innerHTML = $('wine' + wine).innerHTML;
  }*/
  if (wine == 0) {
	  $('wineinfo').show();
	  $('winedetail').hide();
  } else {
      $('winedetail').innerHTML = $('wine' + wine).innerHTML;
	  $('wineinfo').hide();
	  $('winedetail').show();  
  }
}

function showWine(wine) {
    fb.start($('anchor'+ wine)); 
	$('winedetail').innerHTML = $('wine' + wine).innerHTML;
	$('wineinfo').hide();
	$('winedetail').show();
}

function maillist() {
    if (checkdata()) {
		var url = '../messenger.php';
		var pars = 'func=domail&' + $('mailing').serialize();        		
		var myAjax = new Ajax.Request(url, {method: 'get', parameters: pars,
			onComplete:function(request) {
                if (request.responseText > '')			
					alert(request.responseText);
				else
					parent.fb.end(true);
			 }
			});	   
	}
}

function scrollImages(start,end,idx) {
	Effect.Fade($('image' + i[idx]), { duration:1, from:1.0, to:0.0 } );
	i[idx]++;
	if (i[idx] > end)
	  i[idx]=start;
	Effect.Appear($('image' + i[idx]), { duration:1, from:0.0, to:1.0});
	activeImage = i[idx];
};

function resize() {
   var xx;
   var str;
   var yy;
   xx = $('img' + activeImage).getHeight();
   if (xx > 0) {
	   str = xx + 'px';
	   $('pageimage').setStyle({height: str});
   }
}

/*
function getInternetExplorerVersion()
// Returns the version of Internet Explorer or a -1
// (indicating the use of another browser).
{
  var rv = -1; // Return value assumes failure.
  if (navigator.appName == 'Microsoft Internet Explorer')
  {
    var ua = navigator.userAgent;
    var re  = new RegExp("MSIE ([0-9]{1,}[\.0-9]{0,})");
    if (re.exec(ua) != null)
      rv = parseFloat( RegExp.$1 );
  }
  return rv;
}
function checkVersion()
{
  var msg = "You're not using Internet Explorer.";
  var ver = getInternetExplorerVersion();

  if ( ver > -1 )
  {
    if ( ver < 8.0 ) 
      msg =  "You are using an old version of Internet Explorer. Many features of this site will not work unless you use a more modern browser. Browser upgrades are generally free of charge." 
  }  
  alert(msg);
}

checkVersion();
*/