verzia = navigator.appVersion.substring(0, 1);

if (navigator.appName == 'Microsoft Internet Explorer'  &&  (verzia >= 4))
{
 document.styleSheets[0].addRule(".podpisie", "font-size: 11px;", 0);
 document.styleSheets[0].addRule(".bigtable", "background-color: black;", 0);
 document.styleSheets[0].addRule(".reklama img", "border-style: solid; border-width: 1px; border-color: gray;", 0);
 document.styleSheets[0].addRule(".vstup", "border: solid 1px gray; background-color: #F9F9F9;", 0);
}


function fref(form)
{
 form.ref.value = escape(top.document.referrer);
}