//Gets the browser specific XmlHttpRequest Object

function getXmlHttpRequestObject() {
	if (window.XMLHttpRequest) {
		return new XMLHttpRequest();
	} else if(window.ActiveXObject) {
		return new ActiveXObject("Microsoft.XMLHTTP");
	} else {
		// alert("Ihr Browser wird nicht untersttzt!\nBitte aktualisieren Sie ihn.");
	}
}

//Our XmlHttpRequest object to get the auto suggest
var searchReq          = getXmlHttpRequestObject();
var searchReqCartridge = getXmlHttpRequestObject();
var eingabefeld ='';
var ausgabefeld ='';



//Called from keyup on the search textbox.
//Starts the AJAX request.
function searchSuggest(voneingabe) {
    if (voneingabe=='eingabe') { eingabefeld = 'eingabe'; ausgabefeld = 'search_suggest'; }
		                  else { eingabefeld = 'eingabe_menu'; ausgabefeld = 'search_suggest_menu'; } 
	
	if (searchReq.readyState == 4 || searchReq.readyState == 0) {
	
		var str = escape(document.getElementById(eingabefeld).value);
		var ss = document.getElementById(ausgabefeld);
		if (str.length>0)
		{
		searchReq.open("GET", 'http://www.stoffel.de/suche_ergebnis.php?search=' + str, true);
		searchReq.onreadystatechange = handleSearchSuggest; 
		searchReq.send(null);
		ss.style.visibility = "visible"; 
		ss.innerHTML = 'Suchvorschläge werden geladen...';
		
		}
		else {ss.style.visibility = "hidden";}
	}		
	
	
}


//Called when the AJAX response is returned.
function handleSearchSuggest() {
	if (searchReq.readyState == 4) {
        var ss = document.getElementById(ausgabefeld) 
		ss.innerHTML = '';
		if (searchReq.status == 200) {
  		  var str = searchReq.responseText.split("\n");
		  if (str.length > 1) {ss.innerHTML += '\n Vorschläge\n';}		
		  for(i=0; i < str.length - 1; i++) {
			  //Build our element string.  This is cleaner using the DOM, but
			  //IE doesn't support dynamically added attributes.
			  var suggest = '<div onmouseover="javascript:suggestOver(this);" ';
			  suggest += 'onmouseout="javascript:suggestOut(this);" ';
			  suggest += 'onclick="javascript:setSearch(this.innerHTML);" ';
			  suggest += 'class="suggest_link">' + str[i] + '</div>';
			  ss.innerHTML += suggest;
		  }
		  if (str.length == 21) { ss.innerHTML += '\n...\n'; }
		  ss.innerHTML += "<br><br>";
		  if (str.length == 1) {ss.style.visibility = "hidden";}
		}
	}
}

//Mouse over function
function suggestOver(div_value) {
	div_value.className = 'suggest_link_over';
}
//Mouse out function
function suggestOut(div_value) {
	div_value.className = 'suggest_link';
}
//Click function
function setSearch(value) {
	document.getElementById(eingabefeld).value = value;
	document.getElementById(ausgabefeld).innerHTML = '';
}

//Called from keyup on the search cartridge textbox.
function searchSuggestCartridge(voneingabe) {
    if (voneingabe=='eingabe') { eingabefeld = 'eingabe'; ausgabefeld = 'search_suggest'; }
		                  else { eingabefeld = 'eingabe_menu_cartridge'; ausgabefeld = 'search_suggest_cartridge_menu'; } 
	
	if (searchReqCartridge.readyState == 4 || searchReqCartridge.readyState == 0) {
	
		var str = escape(document.getElementById(eingabefeld).value);
		var ss = document.getElementById(ausgabefeld);
		if (str.length>0)
		{
		searchReqCartridge.open("GET", 'http://www.stoffel.de/suche_ergebnis_cartridge.php?search=' + str, true);
		searchReqCartridge.onreadystatechange = handleSearchSuggest; 
		searchReqCartridge.send(null);
		ss.style.visibility = "visible"; 
		ss.innerHTML = 'Suchvorschl&auml;ge werden geladen...';
		
		}
		else {ss.style.visibility = "hidden";}
	}		
		
}