<!--
var ie = navigator.appVersion.match(/MSIE (\d\.\d)/);
var opera = (navigator.userAgent.toLowerCase().indexOf("opera") != -1);


function swapImgR() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function preload() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=preload.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function swapImg() { //v3.0
  var i,j=0,x,a=swapImg.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

function login(){
	if(document.frmLogin.user.value == ''){
		document.frmLogin.user.focus();
		alert('Моля въведете потребителско име!');
	}else if (document.frmLogin.password.value == ''){
		document.frmLogin.password.focus();
		alert('Моля въведете парола!');
	}else{
		document.frmLogin.submit();
	}
}

function checkMail(str){
var filter=/^([a-zA-Z0-9_\.\-])+@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})+$/;
return (filter.test(str));
}

function checkDigit(str){
	var filter=/^\d+\.?\d*$/;
	return filter.test(str);
}

function reg_news(){
	var	user_mail = document.getElementById('user_mail');
	if (checkMail(user_mail.value)){
		document.frmMain.action.value = 'reg_news';
		document.frmMain.id.value = user_mail.value;
		document.frmMain.submit();
	}else{
		user_mail.focus();
		alert('Моля въведете валиден E-mail адрес!');
	}
}

function search(){
	document.frmMain.action.value = 'category';
	document.frmMain.id.value = document.getElementById('search_cb').value;
	document.frmMain.id2.value = document.getElementById('search_txt').value;
	document.frmMain.submit();
}

var req=false;
function create_request(fhandle){
	try{
		req = new XMLHttpRequest(); // Opera 8.0+, Firefox, Safari
		req.onreadystatechange=fhandle;
	}catch (e){
		try{ // IЕ
			req = new ActiveXObject("Msxml2.XMLHTTP");
			req.onreadystatechange=fhandle;
		}catch(e){
			try{
				req= new ActiveXObject("Microsoft.XMLHTTP");
				req.onreadystatechange=fhandle;
			} catch (e){ // Something went wrong
				alert("Моля използвайте някои от следните браузъри: Konqueror, IExplorer 5.0+, Mozilla 1.0+, Netscape 7.1+, Safari 1.2+, Opera 7.6+");
				return false;
			}
		}
	}
}
function get_content(file,paramstr,fhandle){
	create_request(fhandle);
	rand = Math.floor(Math.random()*100000);
	req.open('GET', file + '?rand=' + rand + '&' + encodeURI(paramstr), true);
	req.send(null);
}

function send_content(file,paramstr, data, fhandle){
	create_request(fhandle);
	rand = Math.floor(Math.random()*100000);
	req.open('POST', file + '?rand=' + rand + '&' + encodeURI(paramstr), false);
	req.send(data);
}

function submitForm(evt,frmName){
 evt=(evt)?evt:event;
 var charCode=(evt.charCode)?evt.charCode:((evt.keyCode)?evt.keyCode:((evt.which)?evt.which:0));
 if(charCode==13){frmName.submit();}
}

function goblenar_favorite(){
	title = document.title;
	url = location.href;
	if(window.sidebar){
		window.sidebar.addPanel(title, url, "");
	} else if(document.all){
		window.external.AddFavorite(url, title);
	} else if(window.opera && window.print){
		alert('Please, press Ctrl+D.');
	} else if(window.chrome){
		alert('Please, press Ctrl+D.');
	}
}
//-->