This Javascript blatantly stolen from: http://home.cwix.com/~hiker@mci2000.com/bco.htm
of course you'll have to edit this to your personal needs, but...
<![CDATA[
<HEAD>
<SCRIPT language="JavaScript1.1">
<!-- Begin that bad-out flashing light Java-thingy
logo1 = new Image();
logo2 = new Image();
logo3 = new Image();
logo4 = new Image();
logo5 = new Image();
logo6 = new Image();
logo7 = new Image();
logo9 = new Image();
logo10 = new Image();
logo11 = new Image();
logo12 = new Image();
logo13 = new Image();
logo1.src = "lite1.gif";
logo2.src = "lite1.gif";
logo3.src = "lite1.gif";
logo4.src = "lite1.gif";
logo5.src = "lite1.gif";
logo9.src = "lite2.gif";
logo10.src = "lite2.gif";
logo11.src = "lite2.gif";
logo12.src = "lite2.gif";
logo13.src = "lite2.gif";
function big(num){
if (num=="1") document.image1.src=logo9.src;
if (num=="2") document.image2.src=logo10.src;
if (num=="3") document.image3.src=logo11.src;
if (num=="4") document.image4.src=logo12.src;
if (num=="5") document.image5.src=logo13.src;
}
function small(num){
if (num=="1") document.image1.src=logo1.src;
if (num=="2") document.image2.src=logo2.src;
if (num=="3") document.image3.src=logo3.src;
if (num=="4") document.image4.src=logo4.src;
if (num=="5") document.image5.src=logo5.src;
}// End -->
</SCRIPT>
</HEAD>
<BODY BACKGROUND="backg.gif">
<BR>
<TABLE BORDER=0 CELLSPACING=0 CELLPADDING=0 >
<TR>
<TD><A HREF="bel.htm" target="main" onMouseover="big(1)" onMouseout="small(1)"><IMG SRC="lite1.gif" NAME="image1" ALT="A Summary of Christian Beliefs" BORDER=0 ALIGN=TOP></A> </TD>
<TD><A HREF="bel.htm" target="main" onMouseover="big(1)" onMouseout="small(1)"><IMG SRC="but7.gif" ALT="A Summary of Christian Beliefs" BORDER=0></A> </TD>
</TR>
</TABLE>
<TABLE BORDER=0 CELLSPACING=0 CELLPADDING=0 WIDTH="17%" >
<TR>
<TD><A HREF="belief.htm" target="main" onMouseover="big(2)" onMouseout="small(2)"><IMG SRC="lite1.gif" NAME="image2" ALT="Reasons to Believe" BORDER=0 ALIGN=TOP></A> </TD>
<TD><A HREF="belief.htm" target="main" onMouseover="big(2)" onMouseout="small(2)"><IMG SRC="but2.gif" ALT="Reasons to Believe" BORDER=0 HEIGHT=24 WIDTH=117></A></TD>
</TR>
</TABLE>
<TABLE BORDER=0 CELLSPACING=0 CELLPADDING=0 WIDTH="17%" >
<TR>
<TD><A HREF="ba1.htm" target="main" onMouseover="big(3)" onMouseout="small(3)"><IMG SRC="lite1.gif" NAME="image3" ALT="Articles" BORDER=0 ALIGN=TOP></A> </TD>
<TD><A HREF="ba1.htm" target="main" onMouseover="big(3)" onMouseout="small(3)"><IMG SRC="but3.gif" ALT="Articles " BORDER=0 HEIGHT=25 WIDTH=71></A></TD>
</TR>
</TABLE>
<TABLE BORDER=0 CELLSPACING=0 CELLPADDING=0 WIDTH="17%" >
<TR>
<TD><A HREF="qa.htm" target="main" onMouseover="big(4)" onMouseout="small(4)"><IMG SRC="lite1.gif" NAME="image4" ALT="Have a Question?" BORDER=0 ALIGN=TOP></A> </TD>
<TD><A HREF="qa.htm" target="main" onMouseover="big(4)" onMouseout="small(4)"><IMG SRC="but4.gif" ALT="Have a Question?" BORDER=0 HEIGHT=24 WIDTH=107></A></TD>
</TR>
</TABLE>
<TABLE BORDER=0 CELLSPACING=0 CELLPADDING=0 WIDTH="17%" >
<TR>
<TD><A HREF="ara.htm" target="main" onMouseover="big(5)" onMouseout="small(5)"><IMG SRC="lite1.gif" NAME="image5" ALT="Listen to Audio on various topics" BORDER=0 ALIGN=TOP></A> </TD>
<TD><A HREF="ara.htm" target="main" onMouseover="big(5)" onMouseout="small(5)"><IMG SRC="but5.gif" ALT="Listen to Audio on various topics" BORDER=0 HEIGHT=22 WIDTH=98></A></TD>
</TR>
</TABLE>
</BODY>
]]>