javascript: (function() {
    var txt = document.getSelection();
    var txt0 = txt.replace(/\s+/g, '').replace(/^[_(]|[,.)]$/g, '').replace(/^[hх]..[pп]:\/\//i, 'http://').replace(/^[fф].[pп]:\/\//i, 'ftp://').replace(/^ftp\./i, 'ftp://ftp.');
    if (txt0.length > 0) {
        if (txt0.match(/^opera:.+/i)) {
            window.open(txt0);
            return
        };
        var temp = txt0.match(/(https?:\/\/)?(.+\.(?:ac|ad|ae|af|ag|ai|al|am|an|ao|aq|ar|as|at|au|aw|ax|az|ba|bb|bd|be|bf|bg|bh|bi|bj|bm|bn|bo|br|bs|bt|bw|by|bz|ca|cc|cd|cf|cg|ch|ci|ck|cl|cm|cn|co|cr|cu|cv|cx|cy|cz|de|dj|dk|dm|do|dz|ec|ee|eg|er|es|et|eu|fi|fj|fk|fm|fo|fr|ga|gd|ge|gf|gg|gh|gi|gl|gm|gn|gp|gq|gr|gs|gt|gu|gw|gy|hk|hm|hn|hr|ht|hu|id|ie|il|im|in|io|iq|ir|is|it|je|jm|jo|jp|ke|kg|kh|ki|km|kn|kp|kr|kw|ky|kz|la|lb|lc|li|lk|lr|ls|lt|lu|lv|ly|ma|mc|me|md|mg|mh|mk|ml|mm|mn|mo|mp|mq|mr|ms|mt|mu|mv|mw|mx|my|mz|na|nc|ne|nf|ng|ni|nl|no|np|nr|nu|nz|om|pa|pe|pf|pg|ph|pk|pl|pn|pr|ps|pt|pw|py|qa|re|ro|rs|ru|rw|sa|sb|sc|sd|se|sg|sh|si|sk|sl|sm|sn|sr|st|sv|sy|sz|tc|td|tf|tg|th|tj|tk|tl|tm|tn|to|tr|tt|tv|tw|tz|ua|ug|uk|us|uy|uz|va|vc|ve|vg|vi|vn|vu|wf|ws|ye|za|zm|zw|bl|eh|mf|bv|gb|pm|sj|so|um|yt|com|edu|gov|int|mil|net|org|biz|info|pro|name|museum|coop|aero|idv).*)/i);
        if (temp) {
            temp[1] = temp[1] ? temp[1] : 'http://';
            window.open(temp[1] + temp[2])
        } else {
            window.open('http://www.baidu.com/baidu?wd=' + encodeURIComponent(txt) + '&tn=cnopera&ie=utf-8').focus()
        }
    }
})();
 

原來沒有使用txt0這個臨時變數...導致搜尋時壓縮了空格...修復之