function eWin(page,scroll) {
  ewin = window.open(page,'ewin','width=610,height=425,toolbar=no,scrollbars='+scroll+',resizable=no,status=yes');
  ewin.focus()
}
pg = new Image(); pg.src = 'http://spectromedia.com.au/images/sm_'+p+'.gif';
hm = new Image(); hm.src = "http://spectromedia.com.au/images/sm_hm.gif";
wd = new Image(); wd.src = "http://spectromedia.com.au/images/sm_wd.gif";
mm = new Image(); mm.src = "http://spectromedia.com.au/images/sm_mm.gif";
gd = new Image(); gd.src = "http://spectromedia.com.au/images/sm_gd.gif";
cu = new Image(); cu.src = "http://spectromedia.com.au/images/sm_cu.gif";
b1 = new Image(); b1.src = "http://spectromedia.com.au/images/but_up.gif";
b2 = new Image(); b2.src = "http://spectromedia.com.au/images/but_down.gif";

function hm_over() { document.hm.src = b2.src; document.pg.src = hm.src; }
function hm_out() { document.hm.src = b1.src; document.pg.src = pg.src; }
function wd_over() { document.wd.src = b2.src; document.pg.src = wd.src; }
function wd_out() { document.wd.src = b1.src; document.pg.src = pg.src; }
function mm_over() { document.mm.src = b2.src; document.pg.src = mm.src; }
function mm_out() { document.mm.src = b1.src; document.pg.src = pg.src; }
function gd_over() { document.gd.src = b2.src; document.pg.src = gd.src; }
function gd_out() { document.gd.src = b1.src; document.pg.src = pg.src; }
function cu_over() { document.cu.src = b2.src; document.pg.src = cu.src; }
function cu_out() { document.cu.src = b1.src; document.pg.src = pg.src; }