colorbackgroundbad='#FFF2FF';
colorboxbad='#FFFF99';
colorbackgroundok='#FFFFFF';
colorboxok='#00CC00';

function checkmail(){
  v=document.forms.cForm.posEmail.value;
  re=/^[a-zA-Z0-9_\.\-]+@([a-zA-Z0-9\-]+\.)+[a-zA-Z]{2,4}$/;
  if (!re.test(v)){
    t=document.getElementById('mailt');
    t.innerHTML='  невалиден e-mail';
    t.style.backgroundColor=colorbackgroundbad;
    c=document.getElementById('mailc');
    c.style.backgroundColor=colorboxbad;
	var but = document.getElementById('sendContactEmail');
	but.style.display = "none";
  }
  else{
    t=document.getElementById('mailt');
    t.innerHTML='  OK';
    t.style.backgroundColor=colorbackgroundok;
    c=document.getElementById('mailc');
    c.style.backgroundColor=colorboxok;
	var but = document.getElementById('sendContactEmail');
	but.style.display = "block";
  }
}
function updatest(){
  if (document.forms.cForm.posParentcat.options[document.forms.cForm.posParentcat.selectedIndex].value){
    t=document.getElementById('pcatt');
    t.innerHTML='  OK';
    t.style.backgroundColor=colorbackgroundok;
    c=document.getElementById('pcatc');
    c.style.backgroundColor=colorboxok;
  }
  else {
    t=document.getElementById('pcatt');
    t.innerHTML='  избери';
    t.style.backgroundColor=colorbackgroundbad;
    c=document.getElementById('pcatc');
    c.style.backgroundColor=colorboxbad;
  }
  if (document.forms.cForm.posSubcat.options[document.forms.cForm.posSubcat.selectedIndex].value){
    t=document.getElementById('catt');
    t.innerHTML='  OK';
    t.style.backgroundColor=colorbackgroundok;
    c=document.getElementById('catc');
    c.style.backgroundColor=colorboxok;
  }
  else {
    t=document.getElementById('catt');
    t.innerHTML='  избери';
    t.style.backgroundColor=colorbackgroundbad;
    c=document.getElementById('catc');
    c.style.backgroundColor=colorboxbad;
  }
}

function updatesub(){
  c=document.forms.cForm.posSubcat.options;
  c.length=1;
  a=categories[document.forms.cForm.posParentcat.options[document.forms.cForm.posParentcat.selectedIndex].value];
  if (a && a.length)
    for (i=0; i<a.length; i++){
      p=a[i].split("|");
      c[c.length]=new Option(p[1], p[0], true, true);
    }
  document.forms.cForm.posSubcat.selectedIndex=0;
  updatest();
}
function checklen(obj, idbase, regexp, maxlen, regerr, lenerr){
  err='';
  if (!regexp.test(obj.value)){
    t=document.getElementById(idbase+'t');
    t.innerHTML='&nbsp; '+regerr;
    t.style.backgroundColor=colorbackgroundbad;
    c=document.getElementById(idbase+'c');
    c.style.backgroundColor=colorboxbad;
  }
  else{
    obj.value=obj.value.substr(0, maxlen);
    t=document.getElementById(idbase+'t');
    t.innerHTML='&nbsp; '+lenerr.replace("%s", maxlen-obj.value.length);
    t.style.backgroundColor=colorbackgroundok;
    c=document.getElementById(idbase+'c');
    c.style.backgroundColor=colorboxok;
  }
}

function addEvent(elm, evType, fn, useCapture) {
	if (elm.addEventListener) { 
	elm.addEventListener(evType, fn, useCapture); 
	return true; 
	}
	else if (elm.attachEvent) { 
	var r = elm.attachEvent('on' + evType, fn); 
	EventCache.add(elm, evType, fn);
	return r; 
	}
	else {
	elm['on' + evType] = fn;
	}
}
function getEventSrc(e) {
	if (!e) e = window.event;

	if (e.originalTarget)
	return e.originalTarget;
	else if (e.srcElement)
	return e.srcElement;
}
function addLoadEvent(func) {
var oldonload = window.onload;
	if (typeof window.onload != 'function') {
	window.onload = func;
	} else {
	window.onload = 
		function() {
		oldonload();
		func();
		}
	}
}
var EventCache = function(){
	var listEvents = [];
	return {
		listEvents : listEvents,
	
		add : function(node, sEventName, fHandler, bCapture){
			listEvents.push(arguments);
		},
	
		flush : function(){
			var i, item;
			for(i = listEvents.length - 1; i >= 0; i = i - 1){
				item = listEvents[i];
				
				if(item[0].removeEventListener){
					item[0].removeEventListener(item[1], item[2], item[3]);
				};
				
				/* From this point on we need the event names to be prefixed with 'on" */
				if(item[1].substring(0, 2) != "on"){
					item[1] = "on" + item[1];
				};
				
				if(item[0].detachEvent){
					item[0].detachEvent(item[1], item[2]);
				};
				
				item[0][item[1]] = null;
			};
		}
	};
}();


addEvent(window,'unload',EventCache.flush, false);
function validateFields() {
var frmEl = document.getElementById('cForm');
var posUrl = document.getElementById('posUrl');
var posParentcat = document.getElementById('posParentcat');
var posSubcat = document.getElementById('posSubcat');
var posTitle = document.getElementById('posTitle');
var posText = document.getElementById('posText');
var posIme = document.getElementById('posIme');
var posFamily = document.getElementById('posFamily');
var posEmail = document.getElementById('posEmail');
var posPhone = document.getElementById('posPhone');
var strCC = document.getElementById('selfCC');
var whiteSpace = /^[\s]+$/;
if ( posEmail.value == '' || posParentcat.value == '' || posTitle.value == '' || posUrl.Text == '' || posUrl.value == '' || posIme.value == '' || posFamily.value == '' || posPhone.value == '' || posText.value == '' || whiteSpace.test(posText.value) ) {
		alert("Всички полета са задължителни!");
	}	
	else {
		sendPosEmail();
	}
}
function sendPosEmail () {
	var success = document.getElementById('emailSuccess');
	var posUrl = document.getElementById('posUrl');
	var posParentcat = document.getElementById('posParentcat');
	var posSubcat = document.getElementById('posSubcat');
	var posTitle = document.getElementById('posTitle');
	var posText = document.getElementById('posText');
	var posIme = document.getElementById('posIme');
	var posFamily = document.getElementById('posFamily');
	var posEmail = document.getElementById('posEmail');
	var posPhone = document.getElementById('posPhone');
	var strCC = document.getElementById('selfCC').value;
	var page = "/ajax/form/scripts/xmlHttpRequest_A.php?contact=true&xml=true";
	
	showContactTimer(); // quickly begin the load bar
	success.style.display = 'none'; // hide the success bar (incase this is a multi-email
	
	// convert (&, +, =) to string equivs. Needed so URL encoded POST won't choke.
	var str1 = posUrl.value;
	str1 = str1.replace(/&/g,"**am**");
	str1 = str1.replace(/=/g,"**eq**");
	str1 = str1.replace(/\+/g,"**pl**");
	var str2 = posParentcat.value;
	str2 = str2.replace(/&/g,"**am**");
	str2 = str2.replace(/=/g,"**eq**");
	str2 = str2.replace(/\+/g,"**pl**");
	var str3 = posSubcat.value;
	str3 = str3.replace(/&/g,"**am**");
	str3 = str3.replace(/=/g,"**eq**");
	str3 = str3.replace(/\+/g,"**pl**");
	var str4 = posTitle.value;
	str4 = str4.replace(/&/g,"**am**");
	str4 = str4.replace(/=/g,"**eq**");
	str4 = str4.replace(/\+/g,"**pl**");
	var str5 = posText.value;
	str5 = str5.replace(/&/g,"**am**");
	str5 = str5.replace(/=/g,"**eq**");
	str5 = str5.replace(/\+/g,"**pl**");
	var str6 = posIme.value;
	str6 = str6.replace(/&/g,"**am**");
	str6 = str6.replace(/=/g,"**eq**");
	str6 = str6.replace(/\+/g,"**pl**");
	var str7 = posFamily.value;
	str7 = str7.replace(/&/g,"**am**");
	str7 = str7.replace(/=/g,"**eq**");
	str7 = str7.replace(/\+/g,"**pl**");
	var str8 = posEmail.value;
	str8 = str8.replace(/&/g,"**am**");
	str8 = str8.replace(/=/g,"**eq**");
	str8 = str8.replace(/\+/g,"**pl**");
	var str9 = posPhone.value;
	str9 = str9.replace(/&/g,"**am**");
	str9 = str9.replace(/=/g,"**eq**");
	str9 = str9.replace(/\+/g,"**pl**");
	
	var stuff = "selfCC="+strCC+"&posUrl="+str1+"&posParentcat="+str2+"&posSubcat="+str3+"&posTitle="+str4+"&posText="+str5+"&posIme="+str6+"&posFamily="+str7+"&posEmail="+str8+"&posPhone="+str9;
	loadXMLPosDoc(page,stuff)
}
function showContactTimer () {
	var loader = document.getElementById('loadBar');
	loader.style.display = 'block';
	var formLayer = document.getElementById('contactFormArea');
	formLayer.style.display = 'none';
	sentTimer = setTimeout("hideContactTimer()",6000);
}

function hideContactTimer () {
	var loader = document.getElementById('loadBar');
	var success = document.getElementById('emailSuccess');
	var fieldArea = document.getElementById('contactFormArea');
	var inputs = fieldArea.getElementsByTagName('input');
	var formLayer = document.getElementById('contactFormArea');
	var inputsLen = inputs.length;
	var tAreas = fieldArea.getElementsByTagName('textarea');
	var tAreasLen = tAreas.length;
	// Hide the load bar alas! Done Loading
	loader.style.display = "none";
	success.style.display = "block";
	formLayer.style.display = 'block';
	success.innerHTML = '<strong style="color:green;">'+grabPosXML("confirmation")+'</strong>';
	// Now Hijack the form elements
	for ( i=0;i<inputsLen;i++ ) {
		if ( inputs[i].getAttribute('type') == 'text' ) {
			inputs[i].value = '';
		}
	}
	for ( j=0;j<tAreasLen;j++ ) {
		tAreas[j].value = '';
	}
}

function ajaxContact() {
var frmEl = document.getElementById('cForm');
addEvent(frmEl, 'submit', validateFields, false);
frmEl.onsubmit = function() { return false; }
}
addEvent(window, 'load',ajaxContact, false);
var pos; // variable for posting information
function loadXMLPosDoc(url,posData) {
    // branch for native XMLHttpRequest object
    if (window.XMLHttpRequest) {
        pos = new XMLHttpRequest();
        pos.onreadystatechange = processPosChange;
        pos.open("POST", url, false);
		pos.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
        pos.send(posData);
    // branch for IE/Windows ActiveX version
    } else if (window.ActiveXObject) {
        pos = new ActiveXObject("Microsoft.XMLHTTP");
        if (pos) {
            pos.onreadystatechange = processPosChange;
            pos.open("POST", url, false);
			pos.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
            pos.send(posData);
        }
    }
}

function grabPosXML (tagName) {
return pos.responseXML.documentElement.getElementsByTagName(tagName)[0].childNodes[0].nodeValue;
}

function processPosChange() {
    // page loaded "complete"
    if (pos.readyState == 4) {
        // page is "OK"
        if (pos.status == 200) {
			if ( grabPosXML("posStatus") == 'NOTOK' ) { 
				alert('There were problems Sending Email. Please check back in a couple minutes');
			}
		}
	}
}

function handleEnter (field, event) {
		var keyCode = event.keyCode ? event.keyCode : event.which ? event.which : event.charCode;
		if (keyCode == 13) {
			var i;
			for (i = 0; i < cForm.form.elements.length; i++)
				if (field == cForm.form.elements[i])
					break;
			i = (i + 1) % cForm.form.elements.length;
			cForm.form.elements[i].focus();
			return false;
		} 
		else
		return true;
	}