// JavaScript Document for www.winebox.ca (Quintessential Canada)
function getBrowser(){
	
	var user_agent_hdr = navigator.userAgent;
	var browser = 'unknown';
	
	if(user_agent_hdr.match('Firefox/1.0')){
		browser = 'Firefox/1.0';
	} else if(user_agent_hdr.match('Firefox/1.5')) {
		browser = 'Firefox/1.5';
	} else if(user_agent_hdr.match('Firefox/1.6')) {
		browser = 'Firefox/1.6';		
	} else if(user_agent_hdr.match('Safari')) {
		if(user_agent_hdr.match('419') || user_agent_hdr.match('417') || user_agent_hdr.match('412')) {
			browser = 'Safari';
		} else if(user_agent_hdr.match('85') || user_agent_hdr.match('100') || user_agent_hdr.match('125') || user_agent_hdr.match('312')) {
			browser = 'Safari';
		}
	} else if(user_agent_hdr.match('MSIE 7.0')) {
		browser = 'MSIE 7.0';
	} else if(user_agent_hdr.match('MSIE 6.0')) {
		browser = 'MSIE 6.0';
	} else if(user_agent_hdr.match('MSIE 5.5')) {
		browser = 'MSIE 5.5';
	} else if(user_agent_hdr.match('MSIE 5.01')) {
		browser = 'MSIE 5.01';
	} else if(user_agent_hdr.match('MSIE 5')) {
		browser = 'MSIE 5.0';
	} else if(user_agent_hdr.match('MSIE 4.01')) {
		browser = 'MSIE 4.01';
	}
	
	if(browser == 'unknown') {
		browser = user_agent_hdr;
		return browser;
	} else {
		return browser;
	}
} 

/* Filmstrip */
var displayWaitMessage=false;	// Display a please wait message while images are loading?

var brwsr = getBrowser();	

if(brwsr != 'Safari'){ displayWaitMessage = true; }
var activeFrame = false;
var filmStripFrameLeftPos = false;
var filmStripFrameWidth = false;
var filmStripFrameObj = false;
var maxFrameXPos = false;
var frameSpeed = 0;
var filmStripFrameCaptions = new Array();
function startFilmStrip(e)
{
	if(document.all)e = event;
	var id = this.id;
	this.getElementsByTagName('IMG')[0].src = 'images/' + this.id + '.gif';	
	if(this.id=='arrow_right'){
		frameSpeedMultiply = Math.floor((e.clientX - this.offsetLeft) / 5);
		frameSpeed = -1*frameSpeedMultiply;
		frameSpeed = Math.max(-10,frameSpeed);
	}else{			
		frameSpeedMultiply = 10 - Math.floor((e.clientX - this.offsetLeft) / 5);
		frameSpeed = 1*frameSpeedMultiply;
		frameSpeed = Math.min(10,frameSpeed);
		if(frameSpeed<0)frameSpeed=10;
	}
}

function releaseFilmStrip()
{
	var id = this.id;
	this.getElementsByTagName('IMG')[0].src = 'images/' + this.id + '.gif';
	frameSpeed=0;
}
	
function filmStripSlide()
{
	if(frameSpeed!=0){
		var leftPos = filmStripFrameObj.offsetLeft;
		leftPos = leftPos/1 + frameSpeed;
		if(leftPos>maxFrameXPos){
			leftPos = maxFrameXPos;
			frameSpeed = 0;
			
		}
		if(leftPos<minFrameXPos){
			leftPos = minFrameXPos;
			frameSpeed=0;
		}
		
		filmStripFrameObj.style.left = leftPos + 'px';
	}
	setTimeout('filmStripSlide()',20);
	
}

function showFrame()
{
	if(activeFrame){
		activeFrame.style.filter = 'alpha(opacity=85)';	
		activeFrame.style.opacity = 0.85;
	}	
	this.style.filter = 'alpha(opacity=100)';
	this.style.opacity = 1;	
	activeFrame = this;	
	activeFrame;
}

function initFilmStrip()
{
	document.getElementById('arrow_left').onmousemove = startFilmStrip;
	document.getElementById('arrow_left').onmouseout = releaseFilmStrip;
	document.getElementById('arrow_right').onmousemove = startFilmStrip;
	document.getElementById('arrow_right').onmouseout = releaseFilmStrip;
	
	filmStripFrameObj = document.getElementById('filmStripImages');
	filmStripFrameLeftPos = filmStripFrameObj.offsetLeft;
	filmStripFrameWidth = document.getElementById('filmStrip').offsetWidth - 80;
	maxFrameXPos = filmStripFrameObj.offsetLeft; 
	minFrameXPos = filmStripFrameWidth - document.getElementById('slideEnd').offsetLeft;
	var filmStripFrames = filmStripFrameObj.getElementsByTagName('IMG');
	for(var n=0;n<filmStripFrames.length;n++){
		//filmStripFrames[n].onmouseover = showFrame;
	}
	
	var divs = filmStripFrameObj.getElementsByTagName('DIV');
	for(var no=0;no<divs.length;no++){
		if(divs[no].className=='imageCaption'){
			filmStripFrameCaptions[filmStripFrameCaptions.length] = divs[no].innerHTML;
		}
	}
	filmStripSlide();
}


function showFilmStripLargeFrame(imagePath,imageIndex,alt){
	var subImages = document.getElementById('filmStripLargeFrame').getElementsByTagName('IMG');
	if(subImages.length==0){
		var img = document.createElement('IMG');
		document.getElementById('filmStripLargeFrame').appendChild(img);
	}else img = subImages[0];
	
	if(displayWaitMessage){
		document.getElementById('waitMessage').style.display='inline';
	}
	document.getElementById('largeImageCaption').style.display='inline';
	img.onload = function() { hideWaitMessageAndShowCaption(imageIndex-1); };
	img.src = imagePath;
	img.alt = alt;
	
}
function hideWaitMessageAndShowCaption(imageIndex)
{
	document.getElementById('waitMessage').style.display='none';
	var splitCaptions = filmStripFrameCaptions[imageIndex].split("YYY");
	document.getElementById('largeImageCaption').innerHTML = splitCaptions[0];
	document.getElementById('largeImageCaption').style.display='inline';
	
	if(splitCaptions[1] != "emptyElement"){
		document.getElementById('largeImageCaption2').innerHTML = splitCaptions[1];
		document.getElementById('largeImageCaption2').style.display='inline';
	} else {
		document.getElementById('largeImageCaption2').innerHTML = '';
	}

	document.getElementById('largeImageCaptionNav').innerHTML = splitCaptions[2];
	document.getElementById('largeImageCaptionNav').style.display='inline';
	
	if(splitCaptions[3] != "emptyElement"){
		document.getElementById('largeImageCaption3').innerHTML = splitCaptions[3];
		document.getElementById('largeImageCaption3').style.display='inline';
	} else {
		document.getElementById('largeImageCaption3').innerHTML = '';
	}

}

/* Side Nav Rollovers */
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 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];}}
}

/* Cookies */
// takes an int 'nodays' - representing the number of days until expiry and returns the expiry date of the cookie
function getexpirydate(nodays){
	var UTCstring;
	Today = new Date();
	nomilli=Date.parse(Today);
	Today.setTime(nomilli+nodays*24*60*60*1000);
	UTCstring = Today.toUTCString();
	return UTCstring;
}

// sets the name, value, and duration of the cookie 
// 'value' may be a series of values separated by a semi-colon ';'
function setcookie(name,value,duration){
	cookiestring=name+"="+escape(value)+";EXPIRES="+getexpirydate(duration);
	document.cookie=cookiestring;
}

//returns the value of a cookie, given it's name - values set using the setcookie method that have taken
//advantage of the semi-colon separated value string will be recreated as a string.
function getcookie(cookiename) {
	 var cookiestring=""+document.cookie;
	 var index1=cookiestring.indexOf(cookiename);
	 if (index1==-1 || cookiename=="") return ""; 
	 var index2=cookiestring.indexOf(';',index1);
	 if (index2==-1) index2=cookiestring.length; 
	 return unescape(cookiestring.substring(index1+cookiename.length+1,index2));
}