function $(eid){
	return document.getElementById(eid);
}

 
function getElementsByClass(searchClass,node,tag){
	var classElements = new Array();
	if ( node == null )
		node = document;
	if ( tag == null )
		tag = '*';
	var els = node.getElementsByTagName(tag);
	var elsLen = els.length;
	var pattern = new RegExp("(^|\\s)"+searchClass+"(\\s|$)");
	for (i = 0, j = 0; i < elsLen; i++) {
		if ( pattern.test(els[i].className) ) {
			classElements[j] = els[i];
			j++;
		}
	}
	return classElements;
}
 






//LIVESEARCH.js
	/*
// +----------------------------------------------------------------------+
// | Copyright (c) 2004 Bitflux GmbH                                      |
// +----------------------------------------------------------------------+
// | Licensed under the Apache License, Version 2.0 (the "License");      |
// | you may not use this file except in compliance with the License.     |
// | You may obtain a copy of the License at                              |
// | http://www.apache.org/licenses/LICENSE-2.0                           |
// | Unless required by applicable law or agreed to in writing, software  |
// | distributed under the License is distributed on an "AS IS" BASIS,    |
// | WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or      |
// | implied. See the License for the specific language governing         |
// | permissions and limitations under the License.                       |
// +----------------------------------------------------------------------+
// | Author: Bitflux GmbH <devel@bitflux.ch>                              |
// +----------------------------------------------------------------------+

*/
var LShref=false;
var liveSearchReq = false;
var t = null;
var liveSearchLast = "";
var LSMinimumCharacters=3;

var isIE = false;
// on !IE we only have to initialize it once
if(window.XMLHttpRequest) {
	liveSearchReq = new XMLHttpRequest();
}

function liveSearchInit() {
	var ieversion=new Number(RegExp.$1)
	if (/MSIE (\d+\.\d+);/.test(navigator.userAgent) && (ieversion>=6) ){}//test for MSIE x.x;
	else{
			if(navigator.userAgent.indexOf("Safari") > 0) {
				$('livesearch').addEventListener("keydown",liveSearchKeyPress,false);
				$('livesearch').addEventListener("blur",liveSearchHide,false);
			} else if(navigator.product == "Gecko") {
		
				$('livesearch').addEventListener("keypress",liveSearchKeyPress,false);
				$('livesearch').addEventListener("blur",liveSearchHideDelayed,false);
		
			} else {
				$('livesearch').attachEvent('onkeydown',liveSearchKeyPress);
				$('livesearch').attachEvent("onblur",liveSearchHide,false);
				isIE = true;
			}
		
			$('livesearch').setAttribute("autocomplete","off");
	 
	}
}
 



function liveSearchHideDelayed() {
	window.setTimeout("liveSearchHide()",400);
}

function liveSearchHide() {
	$("LSResult").style.display = "none";
	var highlight = $("LSHighlight");
	if(highlight) {
		highlight.removeAttribute("id");
	}
}

function liveSearchKeyPress(event) {
	if(event.keyCode == 40 )
	//KEY DOWN
	{
		highlight = $("LSHighlight");
		if(!highlight) {
			highlight = $("LSShadow").firstChild.firstChild;
		} else {
			highlight.removeAttribute("id");
			highlight = highlight.nextSibling;
		}
		if(highlight) {
			highlight.setAttribute("id","LSHighlight");
		}
		if(!isIE) { event.preventDefault(); }
	}
	//KEY UP
	else if(event.keyCode == 38 ) {
		highlight = $("LSHighlight");
		if(!highlight) {
			highlight = $("LSResult").firstChild.firstChild.lastChild;
		}
		else {
			highlight.removeAttribute("id");
			highlight = highlight.previousSibling;
		}
		if(highlight) {
				highlight.setAttribute("id","LSHighlight");
		}
		if(!isIE) { event.preventDefault(); }
	}
	//ESC
	else if(event.keyCode == 27) {
		highlight = $("LSHighlight");
		if(highlight) {
			highlight.removeAttribute("id");
		}
		$("LSResult").style.display = "none";
	}
	//BACKSPACE - required for IE
	else if(event.keyCode == 8 && isIE) {

		liveSearchStart();
	}

	//RETURN
	else if(event.keyCode == 13 ) {
		return liveSearchSubmit();
	}
}
function liveSearchStart(){
	if(t){
		window.clearTimeout(t);
	}
	if(document.forms.searchform.q.value.length >= LSMinimumCharacters-1)
		$('LSLoading').className='LSLoadingOn';
	t = window.setTimeout("liveSearchDoSearch()",400);
}

function liveSearchDoSearch() {
	if(typeof liveSearchRoot == "undefined") {
		liveSearchRoot = "";
	}
	if(typeof liveSearchRootSubDir == "undefined") {
		liveSearchRootSubDir = "";
	}
	if(typeof liveSearchParams == "undefined") {
		liveSearchParams2 = "";
	} else {
		liveSearchParams2 = "&" + liveSearchParams;
	}
	if((liveSearchLast != document.forms.searchform.q.value) && (document.forms.searchform.q.value.length >= LSMinimumCharacters)){
		if(liveSearchReq && liveSearchReq.readyState < 15) {
			liveSearchReq.abort();
		}
		if( document.forms.searchform.q.value == "") {
			liveSearchHide();
			liveSearchLast = "";
			return false;
		}
		if(window.XMLHttpRequest) { // branch for IE/Windows ActiveX version
		}
		else if(window.ActiveXObject) {
			liveSearchReq = new ActiveXObject("Microsoft.XMLHTTP");
		}
		liveSearchReq.onreadystatechange= liveSearchProcessReqChange;
		liveSearchReq.open("GET",  "livesearch.php?q=" + escape(document.forms.searchform.q.value) + liveSearchParams2);
		liveSearchLast = document.forms.searchform.q.value;
		liveSearchReq.send(null);
	}
	else{
		$('LSLoading').className='LSLoadingOff';
	}
}

function liveSearchProcessReqChange() {

	if(liveSearchReq.readyState == 4) {
		var  res = $("LSResult");
		res.style.display = "block";
		var  sh = $("LSShadow");

		sh.innerHTML = liveSearchReq.responseText;

	}
	$('LSLoading').className='LSLoadingOff';
}

function liveSearchSubmit() {
	var highlight = $("LSHighlight");
	if(highlight && highlight.firstChild) {
		window.location =highlight.firstChild.nextSibling.getAttribute("href");
		return false;
	}
	else {
		return true;
	}
}

function preview(request){
    //
    var previewNode = $('previewComment');

    if(!previewNode) {
        var lastComment = $('bx_foo');
        var previewNode = document.createElement("div");
        previewNode.id = 'previewComment';
        previewNode.className = 'post_content';
        previewNode = lastComment.parentNode.insertBefore(previewNode,lastComment.nextSibling);

    }
    previewNode.innerHTML = request.responseText;
}


function previewSubmit(test) {
    var name = $('name').value;
    var mail = $('email').value;
    var uri = $('openid_url').value;
    var text = document.forms['bx_foo']['comments'].value;

    var f = document.forms['commentForm'];
	if(typeof liveSearchRoot == "undefined") {
		var liveSearchRoot = "/";
	}

    body = "mail=" + encodeURIComponent(mail) + "&uri="+ encodeURIComponent(uri) + "&text="+ encodeURIComponent(text) + "&name="+ encodeURIComponent(name);
    new ajax (liveSearchRoot + 'inc/bx/php/preview.php', {
        postBody: body,
                method: 'post',
                onComplete: preview
    });


    return false;
}

document.onmousedown=function(){
	if(LShref!=false && LShref!=null){
		document.location=LShref;
	}
}

// END LIVE SEARCH