/* Simple AJAX Code-Kit (SACK) v1.6.1 */
/* ©2005 Gregory Wild-Smith */
/* www.twilightuniverse.com */
/* Software licenced under a modified X11 licence,
   see documentation or authors website for more details */
var ajax = new Array();

function showPrinters2(brand)
{
	if(brand.length>0) {
		var index = ajax.length;
		ajax[index] = new sack();
		ajax[index].requestFile = '/inkfinder/printsupply.php?action=SHOWPRINTERS&mfg='+brand;	// Specifying which file to get
		ajax[index].onCompletion = function(){ fillPrinters(index) };	// Specify function that will be executed after file has been found
		ajax[index].runAJAX();		// Execute AJAX function
	}
}

function showPrinters()
{
	var obj = document.getElementById("Brands").options[document.getElementById("Brands").selectedIndex].value;
	if(obj.length>0) {
		var index = ajax.length;
		ajax[index] = new sack();
		ajax[index].requestFile = '/inkfinder/printsupply.php?action=SHOWPRINTERS&mfg='+obj;	// Specifying which file to get
		ajax[index].onCompletion = function(){ fillPrinters(index) };	// Specify function that will be executed after file has been found
		ajax[index].runAJAX();		// Execute AJAX function
	}
}

function fillPrinters(index) 
{
	document.getElementById("printlist").innerHTML = "<div class='page-head'><h3>Select Your Printer Model</h3></div><table><tr>"+ajax[index].response;+"</tr></table>"

}

function showResults(pname) 
{
	//alert "hello";
	var index = ajax.length;
	ajax[index] = new sack();
	ajax[index].requestFile = '/inkfinder/printsupply.php?action=PNAME&printer='+pname;	// Specifying which file to get
	ajax[index].onCompletion = function(){ displayResults(index, pname) };	// Specify function that will be executed after file has been found
	ajax[index].runAJAX();		// Execute AJAX function

}
function displayResults(index, pname) 
{
    window.location = '/catalogsearch/result/?q='+ajax[index].response+'&c='+pname+'&order=price&dir=asc&st=fts';
}

function getPrinterSeries(sel)
{
	var obj = sel.options[sel.selectedIndex].value;
	if(obj.length>0){
		var index = ajax.length;
		ajax[index] = new sack();
		ajax[index].requestFile = '/inkfinder/printsupply.php?action=SERIES&mfg='+obj;	// Specifying which file to get
		ajax[index].onCompletion = function(){ Evaluate(index, 'pSeries') };	// Specify function that will be executed after file has been found
		ajax[index].runAJAX();		// Execute AJAX function
	}
}

function getPrinters(sel)
{
    var mfg = document.getElementById("Brands").options[document.getElementById("Brands").selectedIndex].value;
	var obj = sel.options[sel.selectedIndex].value;
	if(obj.length>0 && mfg.length>0){
		var index = ajax.length;
		ajax[index] = new sack();
		ajax[index].requestFile = '/inkfinder/printsupply.php?action=PRINTERS&mfg='+mfg+'&series='+obj;	// Specifying which file to get
		ajax[index].onCompletion = function(){ Evaluate(index, 'pPrinters') };	// Specify function that will be executed after file has been found
		ajax[index].runAJAX();		// Execute AJAX function
	}
}

function getInks(sel)
{
    var mfg = document.getElementById("Brands").options[document.getElementById("Brands").selectedIndex].value;
    var series = document.getElementById("pSeries").options[document.getElementById("pSeries").selectedIndex].value;
	var printer = sel.options[sel.selectedIndex].value;
	if(printer.length>0 && mfg.length>0 && series.length>0){
		var index = ajax.length;
		ajax[index] = new sack();
		ajax[index].requestFile = '/inkfinder/printsupply.php?action=INKS&mfg='+mfg+'&series='+series+'&printer='+printer;	// Specifying which file to get
		ajax[index].onCompletion = function(){ storeInks(index, 'txtHint') };	// Specify function that will be executed after file has been found
		ajax[index].runAJAX();		// Execute AJAX function
	}
}

function Evaluate(index, objname)
{
    var obj = document.getElementById(objname);
	eval(ajax[index].response);	// Executing the response from Ajax as Javascript code	
}

function storeInks(index, objname) {
    var txt;
    txt = document.getElementById("Brands").options[document.getElementById("Brands").selectedIndex].text;
    txt = txt+" "+document.getElementById("pSeries").options[document.getElementById("pSeries").selectedIndex].text;
    txt = txt+" "+document.getElementById("pPrinters").options[document.getElementById("pPrinters").selectedIndex].text;
    window.location = '/catalogsearch/result/?q='+ajax[index].response+'&c='+txt+'&st=fts';
}

function sack(file) {
	this.xmlhttp = null;

	this.resetData = function() {
		this.method = "POST";
  		this.queryStringSeparator = "?";
		this.argumentSeparator = "&";
		this.URLString = "";
		this.encodeURIString = true;
  		this.execute = false;
  		this.element = null;
		this.elementObj = null;
		this.requestFile = file;
		this.vars = new Object();
		this.responseStatus = new Array(2);
  	};

	this.resetFunctions = function() {
  		this.onLoading = function() { };
  		this.onLoaded = function() { };
  		this.onInteractive = function() { };
  		this.onCompletion = function() { };
  		this.onError = function() { };
		this.onFail = function() { };
	};

	this.reset = function() {
		this.resetFunctions();
		this.resetData();
	};

	this.createAJAX = function() {
		try {
			this.xmlhttp = new ActiveXObject("Msxml2.XMLHTTP");
		} catch (e1) {
			try {
				this.xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");
			} catch (e2) {
				this.xmlhttp = null;
			}
		}

		if (! this.xmlhttp) {
			if (typeof XMLHttpRequest != "undefined") {
				this.xmlhttp = new XMLHttpRequest();
			} else {
				this.failed = true;
			}
		}
	};

	this.setVar = function(name, value){
		this.vars[name] = Array(value, false);
	};

	this.encVar = function(name, value, returnvars) {
		if (true == returnvars) {
			return Array(encodeURIComponent(name), encodeURIComponent(value));
		} else {
			this.vars[encodeURIComponent(name)] = Array(encodeURIComponent(value), true);
		}
	}

	this.processURLString = function(string, encode) {
		encoded = encodeURIComponent(this.argumentSeparator);
		regexp = new RegExp(this.argumentSeparator + "|" + encoded);
		varArray = string.split(regexp);
		for (i = 0; i < varArray.length; i++){
			urlVars = varArray[i].split("=");
			if (true == encode){
				this.encVar(urlVars[0], urlVars[1]);
			} else {
				this.setVar(urlVars[0], urlVars[1]);
			}
		}
	}

	this.createURLString = function(urlstring) {
		if (this.encodeURIString && this.URLString.length) {
			this.processURLString(this.URLString, true);
		}

		if (urlstring) {
			if (this.URLString.length) {
				this.URLString += this.argumentSeparator + urlstring;
			} else {
				this.URLString = urlstring;
			}
		}

		// prevents caching of URLString
		this.setVar("rndval", new Date().getTime());

		urlstringtemp = new Array();
		for (key in this.vars) {
			if (false == this.vars[key][1] && true == this.encodeURIString) {
				encoded = this.encVar(key, this.vars[key][0], true);
				delete this.vars[key];
				this.vars[encoded[0]] = Array(encoded[1], true);
				key = encoded[0];
			}

			urlstringtemp[urlstringtemp.length] = key + "=" + this.vars[key][0];
		}
		if (urlstring){
			this.URLString += this.argumentSeparator + urlstringtemp.join(this.argumentSeparator);
		} else {
			this.URLString += urlstringtemp.join(this.argumentSeparator);
		}
	}

	this.runResponse = function() {
		eval(this.response);
	}

	this.runAJAX = function(urlstring) {
		if (this.failed) {
			this.onFail();
		} else {
			this.createURLString(urlstring);
			if (this.element) {
				this.elementObj = document.getElementById(this.element);
			}
			if (this.xmlhttp) {
				var self = this;
				if (this.method == "GET") {
					totalurlstring = this.requestFile + this.queryStringSeparator + this.URLString;
					this.xmlhttp.open(this.method, totalurlstring, true);
				} else {
					this.xmlhttp.open(this.method, this.requestFile, true);
					try {
						this.xmlhttp.setRequestHeader("Content-Type", "application/x-www-form-urlencoded")
					} catch (e) { }
				}

				this.xmlhttp.onreadystatechange = function() {
					switch (self.xmlhttp.readyState) {
						case 1:
							self.onLoading();
							break;
						case 2:
							self.onLoaded();
							break;
						case 3:
							self.onInteractive();
							break;
						case 4:
							self.response = self.xmlhttp.responseText;
							self.responseXML = self.xmlhttp.responseXML;
							self.responseStatus[0] = self.xmlhttp.status;
							self.responseStatus[1] = self.xmlhttp.statusText;

							if (self.execute) {
								self.runResponse();
							}

							if (self.elementObj) {
								elemNodeName = self.elementObj.nodeName;
								elemNodeName.toLowerCase();
								if (elemNodeName == "input"
								|| elemNodeName == "select"
								|| elemNodeName == "option"
								|| elemNodeName == "textarea") {
									self.elementObj.value = self.response;
								} else {
									self.elementObj.innerHTML = self.response;
								}
							}
							if (self.responseStatus[0] == "200") {
								self.onCompletion();
							} else {
								self.onError();
							}

							self.URLString = "";
							break;
					}
				};

				this.xmlhttp.send(this.URLString);
			}
		}
	};

	this.reset();
	this.createAJAX();
}