//查询
function qs_ToSearch()
{
	var s_key = $E("txtkeywords").value;
  
    if( s_key == "")
    {
		$E("txtkeywords").focus();
    }
    else if( s_key == "请输入关键字")
    {
		$E("txtkeywords").value = "";
		$E("txtkeywords").focus();
    }
    else
    {  
   	    try
   	    {
            s_key = encodeURIComponent(s_key);
        }
	    catch(e)
	    {}
	    
	    var currentLocation = "/So";
    	top.location = currentLocation + "?kw=" + s_key;
	    return false;
	}
}


//热门搜索
function qs_HotSearch(hotkw)
{
	kw = hotkw.trim();
	var objkw = $E("txtkeywords");
	if(objkw)
	{
		objkw.value = kw;
	}
	qs_ToSearch();
}