fc=true;
fln=false;
fusb=false;
block=false;

function pressKey(e)
{
ec = e.keyCode;
if(!block)switch(ec)
    {
    case 9:e.preventDefault();break;
    case 27:parent.wifi_ssid.length=0;back();break;
    case 13:fc=true;break;
    case 40:if(iid<=mid)perehod_set(+1);fc=true;e.preventDefault();if(fln)ni=1;break;
    case 38:if(iid<=mid)perehod_set(-1);fc=true;e.preventDefault();if(fln)ni=1;break;
    case 37:change(-1);if(fln&&iid<=mid-2)if(menuT[iid-1][0]=='dn')e.preventDefault();break;
    case 39:change(1);if(fln&&iid<=mid-2)if(menuT[iid-1][0]=='dn')e.preventDefault();break;
    case 80:if(fusb){flesh.length=0;load();}break;
    case 81:if(fusb){flesh.length=0;load();}break;
    case 85: // power button
        var power_off = parent.stb.GetStandByStatus();
        if (power_off){
            power_off = false;
            parent.stb.StandBy(0);
        }else{
            power_off = true;
            parent.stb.StandBy(1);
        }
        break;
    }
else e.preventDefault();
}

function back()
{
parent.nextMenu("glavnaya.html");    
}


function perehod_set(set)
{
    iid += set;
    if (iid > mid) {
        iid = mid;
    } else if (iid < 1) {
        iid = 1;
    }

    if ((!document.getElementById("i" + iid) || document.getElementById("i" + iid).style.display == 'none') && iid>1 && iid<mid){
        perehod_set(set);
    }

    document.getElementById("i" + iid).focus();
}

function init(){
 for(i=0;i<mid-2;i++)
        {
        if (!document.getElementById("t"+(i+1))){
            continue;
        }
        document.getElementById("t"+(i+1)).innerHTML=menuT[i][1];
        switch(menuT[i][0])
        {   
            case "select":var dd=document.getElementById("i"+(i+1));
                if(fusb)dd.options.length=0;
                for(j=3;j<menuT[i].length;j+=2)
                {
                s=document.createElement("option");
                s.appendChild(document.createTextNode(menuT[i][j]));
                s.setAttribute("value", menuT[i][j-1]);
                if(menuT[i][j-1]==read.result[pread[i]])s.selected = true;
                dd.appendChild(s);
                }break;
            case "input":document.getElementById("i"+(i+1)).value=read.result[pread[i]];break;
            case "ic":document.getElementById("i"+(i+1)).value=read.result[pread[i]];break;
            case "check":document.getElementById("i"+(i+1)).checked=read.result[pread[i]]=="true"?true:false;break;
            case "text":document.getElementById("t"+(i+1)+"1").innerHTML=menuT[i][2];break;
            case "dn":if(read.result[pread[i]]!=''){var t=read.result[pread[i]].split('.');document.getElementById("i"+(i+1)).value=t[0];document.getElementById("i"+(i+1)+"2").value=t[1];document.getElementById("i"+(i+1)+"3").value=t[2];document.getElementById("i"+(i+1)+"4").value=t[3];}
                else{document.getElementById("i"+(i+1)).value=0;document.getElementById("i"+(i+1)+"2").value=0;document.getElementById("i"+(i+1)+"3").value=0;document.getElementById("i"+(i+1)+"4").value=0;}break;
        }}
}

function sload(){
 var fileref = document.createElement("link");
 fileref.setAttribute("rel", "stylesheet");
 fileref.setAttribute("type", "text/css");
 fileref.setAttribute("href", 'style/okno_' + parent.put + '.css');    
 document.getElementsByTagName("head")[0].appendChild(fileref);
 var html = document.getElementsByTagName('body')[0];
 var img = document.createElement('img');
 img.src = 'http://127.0.0.1/12313432.jpg';
 img.onerror = function(){document.body.removeChild(img);parent.cont.style.visibility='visible';}
 html.appendChild(img);
}

function URLC(url){
    var tt=new Array();
    var a=getIP(url);
    if(a[0]!=0)
    {
       return cIP(a[0])&&a[1]<=65535;
    }
    else return /^http:\/\/[a-zA-Z0-9]{1,}[a-zA-Z0-9._\/-]+$/.test(url);
}

function getIP(url){
    if(/^igmp:\/\/[0-9.]+:[0-9]+$/.test(url))
    {
       tt=url.split(':');
       var tip=tt[1].split('//');
       var a=[tip[1],tt[2],0];
       return a;
    }
    else if(/^(igmp|tftp):\/\/[0-9.]+$/.test(url))
    {
       tt=url.split('//');
       return [tt[1],0,0];
    }
    else if(/^igmp:\/\/[0-9.]+:[0-9]+\//.test(url))
    {
       tt=url.split(':');
       var tip=tt[1].split('//');
       var tput=tt[2].split('/');
       var zput='';
       for(var i=1;i<tput.length;i++)zput+='/'+tput[i];
       var a=[tip[1],tput[0],zput];
       return a;
    }    
    else if(/^(igmp|tftp):\/\/[0-9.]+\//.test(url))
    {
        tt=url.split('/');
        var zput='';
        for(var i=3;i<tt.length;i++)zput+='/'+tt[i];
        return [tt[2],0,zput];        
    }
    else return [0,0,0];
}

function cIP(ip){
    if(ip==''||ip=='0.0.0.0')return false;
    var test=ip.split('.');
    var pip=/^([0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3})$/;
    if(test.length!=4)return false;
    if(pip.test(ip))
    for(var i=0;i<4;i++){if(parseInt(test[i])<0||parseInt(test[i])>255)return false;}
    else return false;
    return true;
}
