document.getElementsByClassName = function(className) {
   var children = document.getElementsByTagName('*') || document.all;   
   var elements = new Array();
      for (var i = 0; i < children.length; i++) {
         var child = children[i];
         var classNames = child.className.split(' ');
         for (var j = 0; j < classNames.length; j++) {
            if (classNames[j] == className) {
               elements.push(child);
               break;
            }
         }
      }
   return elements;
} 

function checkform()
 {

    var flaga = false;
    var form = document.forms[1]; 
    var elements = document.getElementsByClassName("dialog");
      for (var i = 0; i < elements.length; i++) 
	{
        elements[i].style.color = 'black';
	elements[i].style.setProperty('font-weight','normal',null);
	} 

    
	      if (form.temat.selectedIndex == 4)
		{
	        document.getElementById("temat").style.color = 'red';
	        document.getElementById("temat").style.setProperty('font-weight','bold',null);
	        flaga = true;
		}    

	      if (form.funkcja.selectedIndex == 7)
		{
	        document.getElementById("funkcja").style.color = 'red';
	        document.getElementById("funkcja").style.setProperty('font-weight','bold',null);
	        flaga = true;
		}    

              if (form.uwagi.value=="" || form.uwagi.value.indexOf('>', 0) >= 0 || form.uwagi.value.indexOf('<', 0) >= 0 || form.uwagi.value.indexOf('"', 0) >= 0 || form.uwagi.value.indexOf('?', 0) >= 0)
                {
                document.getElementById("uwagi").style.color = 'red';
                document.getElementById("uwagi").style.setProperty('font-weight','bold',null);
                flaga = true;
                }


              if (form.imie.value=="" || form.imie.value.indexOf('>', 0) >= 0 || form.imie.value.indexOf('<', 0) >= 0 || form.imie.value.indexOf('"', 0) >= 0 || form.imie.value.indexOf('?', 0) >= 0)
                {
                document.getElementById("imie").style.color = 'red';
                document.getElementById("imie").style.setProperty('font-weight','bold',null);
                flaga = true;
                }

              if (form.nazwisko.value=="" || form.nazwisko.value.indexOf('>', 0) >= 0 || form.nazwisko.value.indexOf('<', 0) >= 0 || form.nazwisko.value.indexOf('"', 0) >= 0 || form.nazwisko.value.indexOf('?', 0) >= 0)
                {
                document.getElementById("nazwisko").style.color = 'red';
                document.getElementById("nazwisko").style.setProperty('font-weight','bold',null);
                flaga = true;
                }

              if (form.telefon.value.indexOf('>', 0) >= 0 || form.telefon.value.indexOf('<', 0) >= 0 || form.telefon.value.indexOf('"', 0) >= 0 || form.telefon.value.indexOf('?', 0) >= 0)
                {
                document.getElementById("telefon").style.color = 'red';
                document.getElementById("telefon").style.setProperty('font-weight','bold',null);
                flaga = true;
                }

	      if (form.email.value=="" || form.email.value.indexOf('@', 0) == -1 || form.email.value.indexOf('.', 0) == -1 || form.email.value.indexOf('>', 0) >= 0 || form.email.value.indexOf('<', 0) >= 0 || form.email.value.indexOf('"', 0) >= 0 || form.email.value.indexOf('?', 0) >= 0)
	        {
	        document.getElementById("email").style.color = 'red';
	        document.getElementById("email").style.setProperty('font-weight','bold',null);
	        flaga = true;
		}
    	      if (form.kod.value.indexOf('>', 0) >= 0 || form.kod.value.indexOf('<', 0) >= 0 || form.kod.value.indexOf('"', 0) >= 0 || form.kod.value.indexOf('?', 0) >= 0)
	        {
	        document.getElementById("kod").style.color = 'red';
	        document.getElementById("kod").style.setProperty('font-weight','bold',null);
	        flaga = true;
	        }
              if (form.miejscowosc.value.indexOf('>', 0) >= 0 || form.miejscowosc.value.indexOf('<', 0) >= 0 || form.miejscowosc.value.indexOf('"', 0) >= 0 || form.miejscowosc.value.indexOf('?', 0) >= 0)
                {
                document.getElementById("miejscowosc").style.color = 'red';
                document.getElementById("miejscowosc").style.setProperty('font-weight','bold',null);
                flaga = true;
                }

	if (flaga == false)
            {
	    form.submit();
            }
        else
            {
            document.getElementById("error").style.setProperty('visibility','visible',null);

            }
 }


function checkorder()
 {

    var flaga = false;
    var form = document.forms[1]; 
    var elements = document.getElementsByClassName("dialog");
      for (var i = 0; i < elements.length; i++) 
	{
        elements[i].style.color = 'black';
	elements[i].style.setProperty('font-weight','normal',null);
	} 

    
	      if (form.funkcja.selectedIndex == 4)
		{
	        document.getElementById("funkcja").style.color = 'red';
	        document.getElementById("funkcja").style.setProperty('font-weight','bold',null);
	        flaga = true;
		}    

              if (form.firma.value.indexOf('>', 0) >= 0 || form.firma.value.indexOf('<', 0) >= 0 || form.firma.value.indexOf('"', 0) >= 0 || form.firma.value.indexOf('?', 0) >= 0)
                {
                document.getElementById("firma").style.color = 'red';
                document.getElementById("firma").style.setProperty('font-weight','bold',null);
                flaga = true;
                }


              if (form.imie.value=="" || form.imie.value.indexOf('>', 0) >= 0 || form.imie.value.indexOf('<', 0) >= 0 || form.imie.value.indexOf('"', 0) >= 0 || form.imie.value.indexOf('?', 0) >= 0)
                {
                document.getElementById("imie").style.color = 'red';
                document.getElementById("imie").style.setProperty('font-weight','bold',null);
                flaga = true;
                }

              if (form.nazwisko.value=="" || form.nazwisko.value.indexOf('>', 0) >= 0 || form.nazwisko.value.indexOf('<', 0) >= 0 || form.nazwisko.value.indexOf('"', 0) >= 0 || form.nazwisko.value.indexOf('?', 0) >= 0)
                {
                document.getElementById("nazwisko").style.color = 'red';
                document.getElementById("nazwisko").style.setProperty('font-weight','bold',null);
                flaga = true;
                }

              if (form.telefon.value.indexOf('>', 0) >= 0 || form.telefon.value.indexOf('<', 0) >= 0 || form.telefon.value.indexOf('"', 0) >= 0 || form.telefon.value.indexOf('?', 0) >= 0)
                {
                document.getElementById("telefon").style.color = 'red';
                document.getElementById("telefon").style.setProperty('font-weight','bold',null);
                flaga = true;
                }

	      if (form.email.value=="" || form.email.value.indexOf('@', 0) == -1 || form.email.value.indexOf('.', 0) == -1 || form.email.value.indexOf('>', 0) >= 0 || form.email.value.indexOf('<', 0) >= 0 || form.email.value.indexOf('"', 0) >= 0 || form.email.value.indexOf('?', 0) >= 0)
	        {
	        document.getElementById("email").style.color = 'red';
	        document.getElementById("email").style.setProperty('font-weight','bold',null);
	        flaga = true;
		}
    	      if (form.kod.value.indexOf('>', 0) >= 0 || form.kod.value.indexOf('<', 0) >= 0 || form.kod.value.indexOf('"', 0) >= 0 || form.kod.value.indexOf('?', 0) >= 0)
	        {
	        document.getElementById("kod").style.color = 'red';
	        document.getElementById("kod").style.setProperty('font-weight','bold',null);
	        flaga = true;
	        }
              if (form.miejscowosc.value.indexOf('>', 0) >= 0 || form.miejscowosc.value.indexOf('<', 0) >= 0 || form.miejscowosc.value.indexOf('"', 0) >= 0 || form.miejscowosc.value.indexOf('?', 0) >= 0)
                {
                document.getElementById("miejscowosc").style.color = 'red';
                document.getElementById("miejscowosc").style.setProperty('font-weight','bold',null);
                flaga = true;
                }

              if (form.uwagi.value.indexOf('>', 0) >= 0 || form.uwagi.value.indexOf('<', 0) >= 0 || form.uwagi.value.indexOf('"', 0) >= 0 || form.uwagi.value.indexOf('?', 0) >= 0)
                {
                document.getElementById("uwagi").style.color = 'red';
                document.getElementById("uwagi").style.setProperty('font-weight','bold',null);
                flaga = true;
                }

	if (flaga == false)
            {
	    form.submit();
            }
        else
            {
            document.getElementById("error").style.setProperty('visibility','visible',null);

            }
 }