function header(){
document.write("<table border=0 width=75%\
CELLSPACING = 3 CELLPADDING = 0> <TR>\
<TD><A HREF = 'mission.html'><IMG SRC ='buttons/f_mission.gif'></A></TD>\
<TD><A HREF = 'news.html'><IMG SRC ='buttons/f_news.gif'></A></TD>\
<TD><A HREF = 'register.html'><IMG SRC ='buttons/signup.gif' BORDER=0>\
</A></TD>\
<TD><A HREF = 'start.html'><IMG SRC ='buttons/f_chapters.gif'></A></TD> </TR>\
	</center></TABLE>");
}