/*超链接提交查询*/
function NUSearch(keyword,obj)
{
    obj.target="_blank";
    obj.href = "http://s.nubb.com/?kw="+encodeURI(keyword);
    obj.click();
    //obj.href ="javascript:void(0)";
}
/*表单提交查询*/
function formSearch(elementnum,obj){
   var kw = obj.elements[elementnum].value;
   obj.target="_blank";
   obj.method="post";
   obj.action = "http://s.nubb.com/?kw="+encodeURI(kw);
   //alert(obj.action);
   return true;
}