//Copyright 2002 Sandy Point Soft Furnishings.  All Rights Reserved.
//Curtain Shack
function SLCookie(document)
{
    this.$document = document;
    this.$name = "shackshortlist";
    this.$expiration = new Date((new Date()).getTime() + 24*60*3600000);
    this.$path = null;
    this.$domain = null;
    this.$secure = false;
	this.numitems=0;
	this.fabs="";
}
SLCookie.prototype.store = function ()
{
    var cookieval = "";
    for(var prop in this) {
        if ((prop.charAt(0) == '$') || ((typeof this[prop]) == 'function'))
            continue;
        if (cookieval != "") cookieval += '&';
        cookieval += prop + ':' + escape(this[prop]);
    }
    var cookie = this.$name + '=' + cookieval;
    if (this.$expiration)
        cookie += '; expires=' + this.$expiration.toGMTString();
    if (this.$path) cookie += '; path=' + this.$path;
    if (this.$domain) cookie += '; domain=' + this.$domain;
    if (this.$secure) cookie += '; secure';
    this.$document.cookie = cookie;
}
SLCookie.prototype.load = function()
{
    var allcookies = this.$document.cookie;
    if (allcookies == "") return false;
    var start = allcookies.indexOf(this.$name + '=');
    if (start == -1) return false;
    start += this.$name.length + 1;
    var end = allcookies.indexOf(';', start);
    if (end == -1) end = allcookies.length;
    var cookieval = allcookies.substring(start, end);
    var a = cookieval.split('&');
    for(var i=0; i < a.length; i++)
        a[i] = a[i].split(':');
    for(var i = 0; i < a.length; i++) {
        this[a[i][0]] = unescape(a[i][1]);
    }
    return true;
}
SLCookie.prototype.remove = function() {
    var cookie;
    cookie = this.$name + '=';
    if (this.$path) cookie += '; path=' + this.$path;
    if (this.$domain) cookie += '; domain=' + this.$domain;
    cookie += '; expires=Fri, 02-Jan-1970 00:00:00 GMT';
    this.numitems=0;
    this.$document.cookie = cookie;
    window.open(this.$document.URL,"shackshortlist");
}
SLCookie.prototype.addfab =function (fabno)
{
	var fabrics,fn,s,alreadyadded;
	fabrics=this.fabs.split("_");
	alreadyadded=false;
	for (i=this.numitems;i>=1 ;i--)
	{
		if (parseInt(fabrics[i])==parseInt(fabno))
			alreadyadded=true;
	}
	if (alreadyadded==false)
	{
 		this.numitems++;
 		this.fabs=this.fabs+'_'+fabno.toString();
 		this.store();
 		this.poplist(fabno);
 	}
 	else
 	{
 		this.poplist(-fabno);
 	}
}
SLCookie.prototype.transferfab=function(destboxname,sourceboxname)
{
	destboxname.value=sourceboxname.value;
}
SLCookie.prototype.writeselectbox = function (swatchno)
{
	var snum;
	var s='';
	snum=parseFloat(swatchno);
	switch(snum)
	{
		//special cases - fabrics
		case -2:  s='<SELECT VALUE="0" class=discrete onchange="M_fabric.value=this.value;qt.setcushfabric(this.value,itemdata);" name=shortbox>';break;
		case -4:  s='<SELECT VALUE="0" class=discrete onchange="M_fabric.value=this.value;qt.setpelmfabric(this.value,itemdata);" name=shortbox>';break;
		case -5:  s='<SELECT VALUE="0" class=discrete onchange="M_fabric.value=this.value;qt.settiefabric(this.value,itemdata);" name=shortbox>';break;
		case -6:  s='<SELECT VALUE="0" class=discrete onchange="M_fabric.value=this.value;qt.setromfabric(this.value,itemdata);" name=shortbox>';break;
		//special cases - fabric ranges that require populating fabrics
		case -1:
		case 0:   s='<SELECT VALUE="0" class=discrete onchange="fabricrange.value=fabricrangelookup(this.value);fabricpopulate(fabricrange.value,M_fabric);M_fabric.value=this.value;qt.setfabric(this.value,itemdata);" name=shortbox>';break;
		case -60: s='<SELECT VALUE="0" class=discrete onchange="fabricrange.value=fabricrangelookup(this.value);fabricpopulate(fabricrange.value,M_fabric);M_fabric.value=this.value;qt.setromfabric(this.value,itemdata);" name=shortbox>';break;
		case -61: s='<SELECT VALUE="0" class=discrete onchange="featurefabricrange.value=fabricrangelookup(this.value);fabricpopulate(featurefabricrange.value,M_featurefabric);M_featurefabric.value=this.value;qt.setromfeaturefabric(this.value,itemdata);" name=featureshortbox>';break;
		//usual swatch page
		default:s='<SELECT VALUE="0" class=discrete onchange="swatchrange'+swatchno+'.value=fabricrangelookup(this.value);fabricpopulate(swatchrange'+swatchno+'.value,M_swatch'+swatchno+');M_swatch'+swatchno+'.value=this.value;shackswatch.updatecookieform(swatchform)"  name=shortbox>';break;
	}
	s=s+'<OPTION VALUE="0">Your Short List</OPTION>'
 	fabrics=this.fabs.split("_");
 	for (i=1;i<= this.numitems;i++)
 	{
 		s=s+'<OPTION VALUE='+fabrics[i]+'>'+fabname(parseFloat(fabrics[i]))+'</OPTION>';
 	}
 	s=s+'</SELECT>';
 	document.write(s);
}

SLCookie.prototype.deletefab = function(fabno)
{
	var i;
 	fabrics=this.fabs.split("_");
 	j=0;
 	for (i=1;i<=this.numitems;i++)
 	{
 		if (fabrics[i]==fabno) break;
 	}
 	fabrics.splice(i,1);
 	this.fabs=fabrics.join('_');
 	this.numitems--;
 	this.store();
 	window.open(this.$document.URL,"shackshortlist");
}
SLCookie.prototype.write = function ()
{
	//alert('dbg:numitems='+this.numitems.toString()+' fabs='+this.fabs);
	var fabrics,fn,s;
	fabrics=this.fabs.split("_");
	document.write('<FORM><TABLE>');
	s='';

 	for (i=this.numitems;i>=1;i--)
 	{
 		if ((this.numitems-i)%5==0)
 		{
	 		s=s+'<TR>';
	 	}
 		fn=fabrics[i].toString();
 		s=s+'<TD style="padding:.5em;border:.1em solid #ECECEC"><A style="font-size:7pt" HREF="Javascript:popfab('+fn+');"><IMG width=100px Name=S'+fn+'  src=http://www.romansdirect.co.uk/fabrics/fab'+fn+'s.jpg><BR>'+fabname(parseInt(fabrics[i]))+'</A>';
 		s=s+'<BR><A HREF="Javascript:SL.deletefab('+fn+')"><span class=smallprint>Delete</span></A>';
 	}
 	document.write(s);
 	document.write('</TABLE></FORM');
	document.write('</BODY></HTML>');
	document.close();
}
SLCookie.prototype.poplist = function (fabadded)
{
	var fabrics,fn,fan;
  	var feat='toolbar=no,resizable=yes,menubar=no,width=300,height=500,status=no,left=0,screenX=0,top=0,screenY=0,location=no,scrollbars=yes,directories=no';
 	var poplist=null;
	poplist=window.open('', 'poplist',feat);
	poplist.document.write('<HTML>');
	poplist.document.write('<HEAD>');
	poplist.document.write('<META http-equiv="Content-Type" content="text/html; charset=iso-8859-1">');
	poplist.document.write('<LINK REL="STYLESHEET" TYPE="text/css" HREF="softfurn.css">');
	poplist.document.write('<TITLE>Fabric short list</TITLE>');
	poplist.document.write('<BODY style="margin: 0em;padding: 2em;border: none;" onload=window.focus()>');
	fabrics=this.fabs.split("_");
	poplist.document.write('<P align=center><BUTTON  class=mini OnClick="javascript:window.close()";>Close</BUTTON></P>');
	fan=parseInt(fabadded);
	if (isNaN(fan)==false)
	{
		if (fan<0)
		{
			poplist.document.write('<DIV ALIGN=CENTER><SPAN class=smallprint>'+fabname(-fan)+' was already in your shortlist</SPAN></DIV>');
		}
		else
		{
		 	poplist.document.write('<DIV ALIGN=CENTER><SPAN class=smallprint>'+fabname(fan)+' has been added to your shortlist</SPAN></DIV>');
		}
	}
	poplist.document.write('<FORM><TABLE>');
 	for (i=1;i<=this.numitems ;i++)
 	{
 		if ((i-1)%3==0)
 		{
			poplist.document.write('<TR>');
 		}
 		fn=fabrics[i].toString();
 		poplist.document.write('<TD align=center><IMG height=50 px Name=S'+fn+' style="border:none;" src=http://www.romansdirect.co.uk/fabrics/fab'+fn+'s.jpg><BR><SPAN class=smallprint>'+fabname(parseInt(fabrics[i]))+'</SPAN>');
 		//poplist.document.write('<TD><IMG height=50 px Name=S'+fn+'  src=http://www.romansdirect.co.uk/fabrics/fab'+fn+'s.jpg><TD>'+fabname(parseInt(fabrics[i])));
 	}
 	poplist.document.write('</TABLE></FORM>');
 	poplist.document.write('<DIV style="align:center;" align=center><BUTTON  class=mini OnClick="javascript:window.close()";>Close</BUTTON></DIV>');
	poplist.document.write('</BODY></HTML>');
	poplist.document.close();
}

SLCookie.prototype.diagnostic = function(form)
{
	//if (parseInt(this.numitems)>4)
	//	{
	//		form.submit();
	//	}
}