function MM_reloadPage(init) {  //reloads the window if Nav4 resized
  if (init==true) with (navigator) {if ((appName=="Netscape")&&(parseInt(appVersion)==4)) {
    document.MM_pgW=innerWidth; document.MM_pgH=innerHeight; onresize=MM_reloadPage; }}
  else if (innerWidth!=document.MM_pgW || innerHeight!=document.MM_pgH) location.reload();
}
MM_reloadPage(true);

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 MM_validateForm() { //v4.0
  var i,p,q,nm,test,num,min,max,errors='',args=MM_validateForm.arguments;
  for (i=0; i<(args.length-2); i+=3) { test=args[i+2]; val=MM_findObj(args[i]);
    nnm = args[i];
    if (val) { nm=val.name; if ((val=val.value)!="") {
      if (test.indexOf('isEmail')!=-1) { p=val.indexOf('@');
        if (p<1 || p==(val.length-1)) errors+='- '+nnm+' ei ole õige e-maili aadress.\n';
      } else if (test!='R') { num = parseFloat(val);
        if (isNaN(val)) errors+='- '+nnm+' peab sisaldama numbrit.\n';
        if (test.indexOf('inRange') != -1) { p=test.indexOf(':');
          min=test.substring(8,p); max=test.substring(p+1);
          if (num<min || max<num) errors+='- '+nm+' peab olema number vahemikus '+min+' kuni '+max+'.\n';
    } } } else if (test.charAt(0) == 'R') errors += '- Väli "'+nnm+'" on täitmata.\n'; }
  } if (errors) alert('Tellimust ei saa täita, paranda järgmised vead:\n\n'+errors);
  document.MM_returnValue = (errors == '');
}

/**
* Pops up a new window in the middle of the screen
*/
function popupWindow(mypage, myname, w, h, scroll) {
	w+=16;
	h+=16;
	var winl = (screen.width - w) / 2;
	var wint = (screen.height - h) / 2;
	winprops = 'height='+h+',width='+w+',top='+wint+',left='+winl+',scrollbars='+scroll+',resizable'
	win = window.open(mypage, myname, winprops)
	if (parseInt(navigator.appVersion) >= 4) { win.window.focus(); }
}

function recalcAmount() {
	var frm = document.forms['tvorm'];
	var maxel = frm.elements.length;
	var maxorders = 0;
	
	for(i=0;i<maxel;i++) {
		var obj = frm.elements[i];
		if(
			(obj.id != 'Kool') || 
			(obj.id != 'Aadress') || 
			(obj.id != 'Telefon') || 
			(obj.id != 'Email') 
		) 
		{
			var iobj = parseInt(obj.value);
			if(!isNaN(iobj)) {
				maxorders += iobj;
			}
		}
	}
	document.getElementById('cart-amount').innerHTML = maxorders;
}