function openMenu(divname){
  x=document.getElementById(divname).style;
  x.visibility="visible";
}
function closeMenu(divname){
  x=document.getElementById(divname).style;
  x.visibility="hidden";
}

if(window.opera){// Opera
 document.write('<st'+'yle type="text/css">');
 document.write('.childmenu5{margin-top:0px;}');
 document.write('.childmenu5{margin-left:0px;}');
 document.write('</st'+'yle>');
}else if(typeof document.documentElement.style.msInterpolationMode != "undefined"){// IE7
 document.write('<st'+'yle type="text/css">');
 document.write('.childmenu5{margin-top:0px;}');
 document.write('.childmenu5{margin-left:0px;}');
 document.write('</st'+'yle>');
}else if(document.all){// IE6
 document.write('<st'+'yle type="text/css">');
 document.write('.childmenu5{margin-top:0px;}');
 document.write('.childmenu5{margin-left:0px;}');
 document.write('</st'+'yle>');
}