nN = navigator.appName;

function fsearch(str) {
    if(document.fform.myradio[0].checked) {
        open('http://yandex.ru/yandsearch?text=' + str + '&serverurl=' + document.location.hostname);
    } else {
        open('http://yandex.ru/yandsearch?text=' + str);
    }
}

function MouseUpHandler(e) {
    if(nN == 'Netscape' || nN == 'Opera') {
        if(document.getSelection()) {
            str = document.getSelection();

            newstr = str.replace(/\n+/g, ' ');
            str = newstr.replace(/\ +/g, ' ');

            if(str.length > 100){
                var i;
                i = 0;
                str = str.slice(0, 100);
                i = str.lastIndexOf(' ');

                if(i > 0){
                    str = str.slice(0, i);
                }
            }

            document.fform.strf.value = str;
        }
    } else if(nN == 'Microsoft Internet Explorer') {
        if(document.selection.createRange()) {
            var range = document.selection.createRange();
            var str = range.text;
        }

        if(str) {
            str = str.replace(/\ +/g, " ");
            document.fform.strf.value = str;
        }
    }
    return true;
}

if(window.Event) {
    document.captureEvents(Event.MOUSEUP);
}

document.onmouseup = MouseUpHandler;