var NN; //,displObPlo={STPR1}, displStPr={STPR};

//init;

//function init() {
//alert(document.form1.SP[1].checked);

var browName=navigator.appName;
var browVerze=parseInt(navigator.appVersion);
if (browName=='Netscape' && browVerze==4) { NN=true;} else {NN=false;}

/*
if(displStPr==2){if(!NN){ document.form1.Nem.style.visibility='hidden';
document.form1.OP.style.visibility='hidden';document.form1.Poz.style.visibility='hidden';}
document.form1[5].value='';
document.form1[4].options[3].selected=true;
document.form1[6].options[2].selected=true;	}
//return true;}
*/
function SetGlobal(Fo,v) {
displStPr=v;
if(v==1){
if(!NN){Fo[4].style.visibility='hidden';
		Fo[5].style.visibility='hidden';
		Fo[6].style.visibility='hidden';}
Fo[5].value='';
Fo[4].options[3].selected=true;
Fo[6].options[2].selected=true;	}
else {
if(!NN){Fo[4].style.visibility='visible';
		Fo[5].style.visibility='visible';
		Fo[6].style.visibility='visible';}
Fo[5].value='50';
Fo[4].options[0].selected=true;
Fo[6].options[0].selected=true; }}

function pocetm2(Fo) {
var v=Fo[4].selectedIndex;
if(v==0){
if(!NN){Fo[5].style.visibility='visible';}
Fo[5].value='50'; Fo[5].focus();displObPlo=0; }
else {
if(!NN){Fo[5].style.visibility='hidden';}
Fo[5].value=''; Fo[6].focus();displObPlo=1 }}

function ChangeFoc(Fo,elid) {
if(elid==4){Fo[elid].focus();
Fo[4].options[3].selected=true;
Fo[5].value='';
Fo[6].options[2].selected=true;}
else Fo[elid].focus();}	

function CheckValue(AnyInput) {
if(isNaN(AnyInput.value)||AnyInput.value==''){ alert('zadejte ciselnou hodnotu');
AnyInput.value=''; AnyInput.focus(); return false; }
lFocus=AnyInput.name; return true;}