function go(){
    var key = document.getElementById("Key").value.replace(/(^[^\S]+)|([^\S]+$)/g,"");
    if(key!=""){ 
        var f = document.getElementById("searchExhibition");
        f.target = "_blank";
//        var bt = document.getElementById("secYear1").value+"-"+document.getElementById("secMonth1").value+"-"+document.getElementById("secDay1").value;
//        var et = document.getElementById("secYear2").value+"-"+document.getElementById("secMonth2").value+"-"+document.getElementById("secDay2").value;
//        f.action = f.action.replace(".","_bt"+bt+".");
//        f.action = f.action.replace(".","_et"+et+".");
        f.submit();
    }
    return false;
}