function searchProductNames() {
	document.getElementById("printDownloads").innerHTML = ""
	deactivateSelect("DownloadProductNames");
	deactivateSelect("OperatingSystem");
	deactivateSelect("DownloadLanguage");

	var b = ($F("Brand"));
	var dt =($F("DownloadType"));
	var pg=($F("ProductGroups"));
	
	if (pg == sSelect) {
		return;
	}

	var pars = new Array()
	
	pars.push("[Client]=\"" + b +"\"");
	
	if (dt != sSelect && dt !=""){
		pars.push("[DownloadType]=\"" + dt +"\"");
	}
		
	if (pg != sSelect && pg !=""){
		pars.push("([ProductGroups]=\"" + pg +"\"+OR+[ProductGroups]=\"a\")");
	}
	
	var query = "QUERY=" + pars.join("+AND+") + "&count=5000&searchmax=5000";
	var myAjax = new Ajax.Request(
        "/" + strDownloadCenterMediaDB  + "/vwDLCenterProductNames?SearchView",
        {	method: 'get', parameters: query, onComplete: updatePN}
    );
}

function  updatePN(originalRequest) {
	var arrRequest = originalRequest.responseText.split("\u00B5\u00B5\u00B5");
  	var arrOptions = arrRequest[1].split("###");
  	var arrUniqueOptions = new Array()
  	for (i=0;i<arrOptions.length;i++){
		var arrProduct = arrOptions[i].split("~~~")
		var one =arrProduct[0] ;
		var two =arrProduct[1];
		var three =$F("Brand") ;
		var four = $F("ProductGroups");
		var counter = i;
		if((one) && (two) && (three) && (four)){
			if ((one + two) == (three + four)) {  		
				pushToArray(arrUniqueOptions,arrProduct[2])	
  			}
  		}
  	}
	addNewOptions("DownloadProductNames",arrUniqueOptions);
	deactivateSelect("OperatingSystem");
	deactivateSelect("DownloadLanguage");
	
}

function searchOperatingSystem() {
	document.getElementById("printDownloads").innerHTML = ""
	deactivateSelect("OperatingSystem");
	deactivateSelect("DownloadLanguage");	
	
	var b = ($F("Brand"));
	var dt =($F("DownloadType"));
	var pg=($F("ProductGroups"));
	var dpn = ($F("DownloadProductNames"));
	if (dpn == sSelect) {
		return;
	}
		
	var pars = new Array()
	
	pars.push("[Client]=\"" + b +"\"");
	
	if (dt != sSelect && dt !=""){
		pars.push("[DownloadType]=\"" + dt +"\"");
		}
	if (pg != sSelect && pg !=""){
		// 10.10.2008 JHP Bug Fix: also include PG=a
		//pars.push("[ProductGroups]=\"" + pg +"\"");
		pars.push("([ProductGroups]=\"" + pg +"\"+OR+[ProductGroups]=\"a\")");
	}
	if (dpn != sSelect && dpn !=""){
		pars.push("[DownloadProductNames]=\"" + b + "~~~" + pg + "~~~" + dpn +"\"");
	}
		
	var query = "QUERY=" + pars.join("+AND+") + "&count=5000&searchmax=5000";
	var myAjax = new Ajax.Request(
        "/" + strDownloadCenterMediaDB  + "/vwDLCenterOperatingSystem?SearchView",
        {	method: 'get', parameters: query, onComplete: updateOS}
    );
}


function searchLanguage() {
	document.getElementById("printDownloads").innerHTML = ""
	deactivateSelect("DownloadLanguage");
	
	var b = ($F("Brand"));
	var dt =($F("DownloadType"));
	var pg=($F("ProductGroups"));
	var dpn = ($F("DownloadProductNames"));
	var os = ($F("OperatingSystem"));
	
	var pars = new Array()
	
	pars.push("[Client]=\"" + b +"\"");
	
	if (dt != sSelect && dt !=""){
		pars.push("[DownloadType]=\"" + dt +"\"");
		}
	if (pg != sSelect && pg !=""){
		// 10.10.2008 JHP Bug Fix: also include PG=a
		//pars.push("[ProductGroups]=\"" + pg +"\"");
		pars.push("([ProductGroups]=\"" + pg +"\"+OR+[ProductGroups]=\"a\")");
	}
	if (dpn != sSelect && dpn !=""){
			pars.push("[DownloadProductNames]=\"" + b + "~~~" + pg + "~~~" + dpn +"\"");
	}
	if (os != sSelect && os !=""){
		pars.push("[OperatingSystem]=\"" + os +"\"");
	}

	var query = "QUERY=" + pars.join("+AND+") + "&count=5000&searchmax=5000";
	var myAjax = new Ajax.Request(
        "/" + strDownloadCenterMediaDB  + "/vwDLCenterDownloadLanguage?SearchView",
        {	method: 'get', parameters: query, onComplete: updateDL}
    );
}




function showDownloads() {
	var b = ($F("Brand"));
	var dt =($F("DownloadType"));
	var pg=($F("ProductGroups"));
	var dpn = ($F("DownloadProductNames"));
	var os = ($F("OperatingSystem"));
	var dl = ($F("DownloadLanguage"));
	
	var pars = new Array()
	
	pars.push("[Client]=\"" + b +"\"");
	
	if (dt != sSelect && dt !=""){
		pars.push("[DownloadType]=\"" + dt +"\"");
		}
	if (pg != sSelect && pg !=""){
		// 10.10.2008 JHP Bug Fix: also include PG=a
		//pars.push("[ProductGroups]=\"" + pg +"\"");
		pars.push("([ProductGroups]=\"" + pg +"\"+OR+[ProductGroups]=\"a\")");
	}
	if (dpn != sSelect && dpn !=""){
		pars.push("[DownloadProductNames]=\"" + b + "~~~" + pg + "~~~" + dpn +"\"");
	}
	if (os != sSelect && os !=""){
		pars.push("[OperatingSystem]=\"" + os +"\"");
	}
	if (dl != sSelect && dl !="" && dl !="Alle"){
		pars.push("([DownloadLanguage]=\"" + dl +"\"+OR+[DownloadLanguage]=\"Alle\")");
	}
		
	var query = "QUERY=" + pars.join("+AND+") + "&count=5000&searchmax=5000&SearchOrder=4";
	var myAjax = new Ajax.Request(
        "/" + strDownloadCenterMediaDB  + "/vwDLCenterPrintDownloads" + b + "?SearchView",
        {	method: 'get', parameters: query, onComplete: printDownloads}
    );
}

function printDownloads(originalRequest) {
		var arrRequest = originalRequest.responseText.split("\u00B5\u00B5\u00B5");
  		document.getElementById("printDownloads").innerHTML = arrRequest[1];
  		// add tracking code to all result entries
		addAllTrackingCode();
}

function  updateOS(originalRequest) {
	var arrRequest = originalRequest.responseText.split("\u00B5\u00B5\u00B5");
	var arrOptions = arrRequest[1].split("###");
	var arrUniqueOptions = new Array()
  	for (i=0;i<arrOptions.length;i++){
		pushToArray(arrUniqueOptions,arrOptions[i])	
	}
  	addNewOptions("OperatingSystem",arrUniqueOptions);
	deactivateSelect("DownloadLanguage");
}

function  updateDL(originalRequest) {
    	var arrRequest = originalRequest.responseText.split("\u00B5\u00B5\u00B5");
  	var arrOptions = arrRequest[1].split("~");
  	var arrUniqueOptions = new Array()
  	for (i=0;i<arrOptions.length;i++){
  		pushToArray(arrUniqueOptions,arrOptions[i])	
  	}
	addNewOptions("DownloadLanguage",arrUniqueOptions);
}

function deactivateSelect(p) {
	document.getElementById(p).length=0;
	sEntry = new Option(sSelect,sSelect, true, true);
	document.getElementById(p).options[0] = sEntry;
	document.getElementById(p).setAttribute("disabled","disabled",0)
}

function addNewOptions(p,strArray){
		document.getElementById(p).length=0;
		var strUndefined = strArray[0].replace(/\n/, "");
		if (strArray.length > 0  && strUndefined != ""){
			strArray.sort()		
			strArray.unshift(sSelect);
			for (i=0;i<strArray.length;i++){
				var optValue = strArray[i].replace(/\n/, "");
				if (p == "DownloadLanguage") {
					if (strArray[i] == sSelect) {
						var optText = strArray[i].replace(/\n/, "");
					}else{
						var optText = strArray[i].replace(/\n/, "");
						optText = arrLanguage[optText];
					}
				}else{
					var optText = strArray[i].replace(/\n/, "");
				}
				sEntry = new Option(optText,optValue, true, true);
				document.getElementById(p).options[i] = sEntry
			};	
			document.getElementById(p).options[0].selected = true
			document.getElementById(p).removeAttribute("disabled",0)
		}else{
			document.getElementById(p).setAttribute("disabled","disabled",0)
		}
}

function isNotInArray (value, array){
	if (array.indexOf(value) == -1 && value !="") {
		return true
	}else{
		return false
	}
}


function pushToArray(arrValues,strValue){
	if (strValue.charCodeAt(0)==32){
		strValue= strValue.substr(1)
	}
	if ( isNotInArray(strValue, arrValues)) {
   		arrValues.push(strValue);
   	}
};

/**
 * Add the tracking code to all download links.
 * @version 1.0 build 08.10.2008
 * @author Jens Polster, SP Integration GmbH
 */
function addAllTrackingCode(){
	// get an array of all search result div nodes
	varResults = document.getElementsByClassName("SingleDownload", $('printDownloads'));
	// add tracking code to all these nodes
	for (var i=0; i < varResults.length; i++) {
		addTrackingCode(varResults[i]);
	}
}

/**
 * Add the tracking code to the onclick event of the link node of the div node containing the download result entry
 * WebTrends tracking code syntax: dcsMultiTrack('DCS.dcsuri' , '###Download URI###' , 'WT.ti' , '###Download Name###');
 * Google Analytics code syntax: pageTracker._trackPageview('###Download URI###');
 * @param {objNode} objNode div tag containing the download data
 * @author Jens Polster, SP Integration
 * @version 1.1 build 23.03.2009 Added Tracking Code for WiredMinds
 * @version 1.0 build 10.10.2008
 */
function addTrackingCode(objNode){
	// get download name
	var strDownloadName = "";
	var arrDownloadNames = document.getElementsByClassName("DLCdownloadName", objNode);
	if (arrDownloadNames) {
		strDownloadName = arrDownloadNames[0].firstChild.data;
	}
	// get link URI
	var strHref = "";
	var arrLinks = document.getElementsByClassName("DLClink", objNode);
	if (arrLinks) {
		strHref = arrLinks[0].getAttribute("href");
	}
	if (strHref != "") {
		// remove protocol and hostname if present
		strHref = processUrl(strHref);
		if (isGAenabled) {
			// create and attach Google Analytics code
			var strGACode = function(){
				pageTracker._trackPageview(strHref);
			};
			Event.observe(arrLinks[0], "click", strGACode);
		}
		if (isWTenabled) {
			// create and attach WebTrends code
			var strWTCode = function(){
				dcsMultiTrack('DCS.dcsuri', strHref, 'WT.ti', strDownloadName);
			};
			Event.observe(arrLinks[0], "click", strWTCode);
		}
		if (isWMenabled) {
			var strMWCode = function () {
				wiredminds.count(strHref.substring(strHref.lastIndexOf("/") + 1))
			}
			Event.observe(arrLinks[0], "click", strMWCode);
		}
	}
}

/**
 * Removes the protocol and hostname from the URL (if present).
 * @param strURL URL to be processed
 * @return strURL without the protocol and host name (starting with the first slash after the //) or simply strURL if no // was found.
 * @version 1.0 build 10.10.2008
 * @author Jens Polster, SP Integration GmbH
 */
function processUrl(strURL) {
	var pos1 = strURL.indexOf("//");
	if (pos1 > -1) {
		var pos2 = strURL.indexOf("/", pos1+2);
		if (pos2 > -1) {
			return strURL.substring(pos2, strURL.length);
		}
	} else {
		return strURL
	}
}