<HTML>
<HEAD>
<TITLE>Waciwo canHaveChildren</TITLE>
<SCRIPT LANGUAGE="JavaScript">
function colorAll() {
    for (var i = 0; i < document.all.length; i++) {
        document.all[i].style.color = "red"
    }
}

function colorChildBearing() {
    for (var i = 0; i < document.all.length; i++) {
        if (document.all[i].canHaveChildren) {
            document.all[i].style.color = "red"
        }    
    }
}
</SCRIPT>
</HEAD>
<BODY>
<H1>Waciwo canHaveChildren</H1>
<HR>
<FORM NAME="input">
<INPUT TYPE="button" VALUE="Pokoloruj wszystkie elementy" onClick="colorAll()">
<BR>
<INPUT TYPE="button" VALUE="Usu kolory" onClick="history.go(0)">
<BR>
<INPUT TYPE="button" VALUE="Pokoloruj elementy, ktre mog mie elementy podrzdne" 
?onClick="colorChildBearing()">
</FORM>
<BR>
<HR>

<FORM NAME="output">
<INPUT TYPE="checkbox" CHECKED>Zwyczajne pole wyboru
<P></P>
<INPUT TYPE="text" NAME="access2" VALUE="Przykadowa zawarto pola tekstowego." 
SIZE="40">
<P></P>
</FORM>
<TABLE ID="myTable" CELLPADDING="10" BORDER=2>
<TR>
<TH>Ilo</TH><TH>Opis</TH><TH>Cena</TH>
</TR>
<TBODY>
<TR>
    <TD WIDTH=100>4</TD><TD>Gadet pierwszy</TD><TD>14.96 PLN</TD>
</TR>
<TR>
    <TD>10</TD><TD>Gadet drugi</TD><TD>114.96 PLN</TD>
</TR>
</TBODY>
</TABLE>

</BODY>
</HTML>