// JavaScript Document

function searchFunc(){
  str= document.searchform.find.value.replace(/^\s+|\s+$/g,"");
   if ((str.length < 3) || (str=='Ключова дума')){
       document.searchform.find.value='';
         alert('Моля, въведете поне три символа в полето за търсене!');
       document.searchform.find.focus();
       exit();
  } else {
     document.searchform.submit();
  }
}

function changeViz(id){
   if (id=="btn1") {
       var element = document.getElementById(id); 
       if (!element) return;
       element.className = "active";
       document.getElementById("btn2").className="";
       //document.getElementById("btn3").className="";
       var element2 = document.getElementById("tt_1"); 
       element2.className = "vi";
       document.getElementById("pictures").className="vi";
       //document.getElementById("video").className="hi";
       document.getElementById("tt_2").className="hi";
  }
  if (id=="btn2") {
       var element = document.getElementById(id); 
       if (!element) return;
       element.className = "active";
       document.getElementById("btn1").className="";
      // document.getElementById("btn3").className="";
       var element2 = document.getElementById("tt_2"); 
       element2.className = "vi";
       document.getElementById("pictures").className="vi";
       //document.getElementById("video").className="hi";
       document.getElementById("tt_1").className="hi";
  }
  if (id=="btn3") {
       var element = document.getElementById(id); 
       if (!element) return;
       element.className = "active";
       document.getElementById("btn1").className="";
       document.getElementById("btn2").className="";
       var element2 = document.getElementById("video"); 
       element2.className = "vi";
       document.getElementById("pictures").className="hi";
       document.getElementById("tt_1").className="hi";
       document.getElementById("tt_2").className="hi";
  }
}

function showdiv (id)
{
       document.getElementById('t_'+id).style.display='block';
       document.getElementById('open_'+id).style.display='none';
       document.getElementById('close_'+id).style.display='block';

}
function closediv (id)
{
       document.getElementById('t_'+id).style.display='none';
       document.getElementById('open_'+id).style.display='block';
       document.getElementById('close_'+id).style.display='none';

}

function copy_info (id, polename) 
{
  var element = document.getElementById(id);
  pole=polename+1;
  element[pole].value = element[polename].value;
 }
 
 function copy_info2 (id, polename1, polename2) 
{
  var element = document.getElementById(id);
  element[polename2].value = element[polename1].value;
 }
 
function inv_params(id, polename, polename2){
 element = document.getElementById(id);
 if (element[polename].value="on") {
   document.getElementById("inv_type").className="vi";
   element[polename2].checked="on";
   document.getElementById("flice").className="vi";
   
   }
 }

function inv_data(inv_type, id ,id2){
    document.getElementById(inv_type).className="vi";
    document.getElementById(id).className="vi";
    document.getElementById(id2).className="hi";
   
}

function method_pay(ind){
    id="pay"+ind;
    document.getElementById(id).className="vi";
     if (ind==1) {
      document.getElementById("pay2").className="hi";
      document.getElementById("pay3").className="hi";
     }
     if (ind==2) {
      document.getElementById("pay1").className="hi";
      document.getElementById("pay3").className="hi";
     }
     if (ind==3) {
      document.getElementById("pay2").className="hi";
      document.getElementById("pay1").className="hi";
     }
}

function changeExc(n){
    var i;
    for (i=1; ; i++)
    {
        var id = "btn" + i.toString();
        var id2 = "d" + i.toString();
        var element = document.getElementById(id);
        var element2 = document.getElementById(id2);
        if (!element) return;
        if (!element2) return;
        if (i == n){
          element.className = element.className == "active" ? "" : "active";
          element2.className = element2.className == "vi" ? "hi" : "vi";
          }
        else{
          element.className = "";
          element2.className = "hi";
          }
    }
}