// Les Caves de Pyrene
//
// Author: Dan Richards, Orpheus Software Ltd
// July 2007

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 getViewportSize() {
 var size = [0, 0];
 if (typeof window.innerWidth != 'undefined') {
   size = [ window.innerWidth, window.innerHeight ];
 }
 else if (typeof document.documentElement != 'undefined' && typeof document.documentElement.clientWidth != 'undefined' && document.documentElement.clientWidth != 0) {
   size = [ document.documentElement.clientWidth, document.documentElement.clientHeight ];
 } else {
   size = [ document.getElementsByTagName('body')[0].clientWidth, document.getElementsByTagName('body')[0].clientHeight ];
 }
 return size;
}

window.onload = window.onresize = function() {
  var size = getViewportSize();
	adjust = 208;
	if (BrowserDetect.browser=="Explorer") {
		adjust = 225;
	}
  var h = size[1] - adjust;
  // set content height
  var c = document.getElementById('content_scroll');
  if (c!=null && typeof c != 'undefined') {
    c.style.height = h;
  }

//	add_captions();
};

function add_captions() {
	var all_images = document.images;
	for(i=0;i<all_images.length;i++) {
		if (document.images[i].caption != null) {		/* IE only? */
			a=document.images[i];
			x=a.offsetLeft;
			y=a.offsetTop;

			alert("caption:"+document.images[i].caption+", x="+x+", y="+y);
		}
	}
}

function show(whichLayer, controlToFocus) {
	var elem, vis;
	elem = obtain(whichLayer);
	vis = elem.style;  // if the style.display value is blank we try to figure it out here
	if(vis.display=='' && elem.offsetWidth!=undefined && elem.offsetHeight!=undefined)
		vis.display = (elem.offsetWidth!=0 && elem.offsetHeight!=0)?'block':'none';
	vis.display = (vis.display=='' || vis.display=='block')?'none':'block';
	if (controlToFocus) {
		try {	// this will fail if layer above is invisible
			elem = obtain(controlToFocus);
			elem.focus();
		} catch(e) {}
	}
}

function obtain(whichElem) {
	var elem;
	if( document.getElementById ) // standards
		elem = document.getElementById( whichElem );
	else if( document.all ) // old MSIE
		elem = document.all[whichElem];
	else if( document.layers ) // NN4
		elem = document.layers[whichElem];
	return elem;
}

function ge()
{
  var ea;
  for( var i = 0; i < arguments.length; i++ ) {
    var e = arguments[i];
    if( typeof e == 'string' )
      e = document.getElementById(e);
    if( arguments.length == 1 )
      return e;
    if( !ea )
      ea = new Array();
    ea[ea.length] = e;
  }
  return ea;
}

function toggle() {
  for( var i = 0; i < arguments.length; i++ ) {
    var element = ge(arguments[i]);
    element.style.display = (element.style.display == 'block') ? 'none' : 'block';
  }
  return false;
}

function change_subsection(v) {
	var f=document.forms['gallery_thumbs'];
	var ss=f.gallery_subsection[f.gallery_subsection.selectedIndex].value;
	f.action=f.action+'/'+ss.replace('+','%20');
	f.submit();
}

function searchSubmit(frmName) {
	var c=document.getElementById("searching_container");
	c.style.display='block';
	setTimeout("document.footer_search_form.submit()",500);
}

function contactSubmit() {
 var f=document.forms('frmContact');
 var bOK=true;

 if (f.fullname.value=="") {
 	 alert("Please enter your name");
 	 f.fullname.focus();
 	 return;
 }

 if (f.phone.value=="" && f.email.value=="") {
 	 alert("Please enter either a contact telephone number or email address");
 	 f.email.focus();
 	 return;
 }

 if (f.enquiry.value=="") {
 	 alert("Please enter the details of your enquiry");
 	 f.enquiry.focus();
 	 return;
 }

 f.submit();
}

function updProfile(obj) {
  var f = document.getElementById("frmProfile");
  f.txtAction.value = obj.name;
  f.submit();
}

function findPos(obj) {
	var curleft = curtop = 0;
	if (obj.offsetParent) {
		curleft = obj.offsetLeft
		curtop = obj.offsetTop
		while (obj = obj.offsetParent) {
			curleft += obj.offsetLeft
			curtop += obj.offsetTop
		}
	}
	return [curleft,curtop];
}


var BrowserDetect = {
	init: function () {
		this.browser = this.searchString(this.dataBrowser) || "An unknown browser";
		this.version = this.searchVersion(navigator.userAgent)
			|| this.searchVersion(navigator.appVersion)
			|| "an unknown version";
		this.OS = this.searchString(this.dataOS) || "an unknown OS";
	},
	searchString: function (data) {
		for (var i=0;i<data.length;i++)	{
			var dataString = data[i].string;
			var dataProp = data[i].prop;
			this.versionSearchString = data[i].versionSearch || data[i].identity;
			if (dataString) {
				if (dataString.indexOf(data[i].subString) != -1)
					return data[i].identity;
			}
			else if (dataProp)
				return data[i].identity;
		}
	},
	searchVersion: function (dataString) {
		var index = dataString.indexOf(this.versionSearchString);
		if (index == -1) return;
		return parseFloat(dataString.substring(index+this.versionSearchString.length+1));
	},
	dataBrowser: [
		{ 	string: navigator.userAgent,
			subString: "OmniWeb",
			versionSearch: "OmniWeb/",
			identity: "OmniWeb"
		},
		{
			string: navigator.vendor,
			subString: "Apple",
			identity: "Safari"
		},
		{
			prop: window.opera,
			identity: "Opera"
		},
		{
			string: navigator.vendor,
			subString: "iCab",
			identity: "iCab"
		},
		{
			string: navigator.vendor,
			subString: "KDE",
			identity: "Konqueror"
		},
		{
			string: navigator.userAgent,
			subString: "Firefox",
			identity: "Firefox"
		},
		{
			string: navigator.vendor,
			subString: "Camino",
			identity: "Camino"
		},
		{		// for newer Netscapes (6+)
			string: navigator.userAgent,
			subString: "Netscape",
			identity: "Netscape"
		},
		{
			string: navigator.userAgent,
			subString: "MSIE",
			identity: "Explorer",
			versionSearch: "MSIE"
		},
		{
			string: navigator.userAgent,
			subString: "Gecko",
			identity: "Mozilla",
			versionSearch: "rv"
		},
		{ 		// for older Netscapes (4-)
			string: navigator.userAgent,
			subString: "Mozilla",
			identity: "Netscape",
			versionSearch: "Mozilla"
		}
	],
	dataOS : [
		{
			string: navigator.platform,
			subString: "Win",
			identity: "Windows"
		},
		{
			string: navigator.platform,
			subString: "Mac",
			identity: "Mac"
		},
		{
			string: navigator.platform,
			subString: "Linux",
			identity: "Linux"
		}
	]

};
BrowserDetect.init();