if (navigator.appName=="Microsoft Internet Explorer") {
var strVerze=navigator.appVersion;
var index=strVerze.indexOf("MSIE");
MajorVersion=strVerze.substring(index+5,index+6);
if (MajorVersion<7) {
document.write ("<style>ul.submenu {position:absolute; top:22px; left:0px; z-index:10; visibility:hidden; } ul.menu li.rozbalHover ul.submenu {display:block;visibility:visible;} li.rozbal {behavior: url(needs/hover.htc);}</style>");
document.write ("<style>ul.submenu_up {position:absolute; top:22px; left:0px; z-index:10; visibility:hidden; } ul.menu_up li.rozbal_upHover ul.submenu_up {display:block;visibility:visible;} li.rozbal_up {behavior: url(needs/hover.htc);}</style>");
}
}