.topheader_cz {
     background-image: url("https://webarchiv.lib.cas.cz:443/wayback/20090724123529/http://www.uochb.cz/custom/img/4/bg_4.jpg"); 
}
.topheader_en{
     background-image: url("https://webarchiv.lib.cas.cz:443/wayback/20090724123529/http://www.uochb.cz/custom/img/4/bg_4en.jpg"); 
}






/*
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     ALL OTHER CONTENT MAY ALSO BE PROTECTED BY COPYRIGHT (17 U.S.C.
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*/