Here is the source:

<FORM>
<TABLE>
<TR><TD>Click here to see what happens<TD>
<BUTTON type="button" 
        name="myButton" value="myValue"         
        onclick="location='ILLLocation.html';">
RELOCATE</BUTTON>
<TR><TD>Click here to see another window function<TD>
<BUTTON type="button" 
        name="alertButton" value="alertValue" 
        onclick="alert('You clicked the ALERT button!')">
ALERT</BUTTON>
<TR><TD>Click here for more<TD>
<BUTTON type="button" 
        name="confirmButton" value="confirmValue" 
        onclick="if (confirm('Confirmed'))
                    {alert('GREAT!')}
                 else
                    {document.write('SHAME!')}">
CONFIRM</BUTTON>
<TR><TD>Click here for a prompt dialog box<TD>
<BUTTON type="button" 
        name="promptButton" value="promptValue"
        onclick="this.form.data.value=prompt('Please type in a value')">
PROMPT</BUTTON>
<TD><INPUT type="text" name="data">
</TABLE>
</FORM>