// JavaScript Document
function changeTab(id){
  if (id=="lice") {
    var element = document.getElementById(id);
    if (!element) return;
    id2 = 'firm';
   
 }
  if (id=="firm") {
    var element = document.getElementById(id);
    if (!element) return;
    id2 = 'lice';
   
 }
    var form2 = document.getElementById(id2);
    form2.className = "hi";
    var form1 = document.getElementById(id);
    form1.className = form1.className == "vi";
  
}


 
function checkReg(id){
var count = 0;
var str = '';
var el = document.getElementById(id); 
    for(x=0; x<el.elements["site_cat[]"].length; x++){
        if(el.elements["site_cat[]"][x].checked==true){
            str += el.elements["site_cat[]"][x].value + ',';
            count++;
        }
    }
 
    if(count==0){
        alert ("Трябва да изберете поне 1 категория");
        return false;
    }
    else if(count>3){
        alert ("Може да изберете до 3 категории!");
        return false;
    }
    else {
       return true;
       document.form[id].submit();
    }
}

function Show(n)
{
    var i;
    for (i=1; ; i++)
    {
        var id = "xx_" + i.toString();
        var element = document.getElementById(id);
        if (!element) return;
        if (i == n)
          element.className = element.className == "vi" ? "hi" : "vi";
        else
          element.className = "hi";
    }
}
function Close(n)
{
    var i;
    for (i=1; ; i++)
    {
        var id = "xx_" + i.toString();
        var element = document.getElementById(id);
        if (!element) return;
        if (i == n)
          element.className = element.className == "hi" ? "vi" : "hi";
        else
                  element.className = "vi";
    }
}