function req_data(areaid,param)
{
  var xmlhttp = false;
  try {
      xmlhttp = new ActiveXObject("Msxml2.XMLHTTP");
  } catch (e) {
      try {
        xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");
      } catch (E) {
        xmlhttp = false;
      }
  }

  if (!xmlhttp && typeof XMLHttpRequest != 'undefined') {
     xmlhttp = new XMLHttpRequest();
  }
  xmlhttp.onreadystatechange = function(){
    if(xmlhttp.readyState == 1){
       document.getElementById(areaid).innerHTML = "<p><img src='includes/images/waiting.gif' align='middle'> Sebentar... </p>" ;
    }else if(xmlhttp.readyState==4) {
       document.getElementById(areaid).innerHTML = xmlhttp.responseText;
    }
  }
  xmlhttp.open('GET', param);
  xmlhttp.send(null);
}

function kosong(aTextField) {
   var sText = aTextField.value;
   if ((sText.length==0) || (sText==null)) {
      return true;
   }
   else { return false; }
}
function nggoleki(np)
{
   if (kosong(frmsrc.cariku) == false ) {
       var prm = 'libs/db/dbutilx.php?cari=' + frmsrc.cariku.value + '&pg=' + np ;
       req_data('mainconten', prm);
   }
}
function ngenter(e, np){
 var unicode=e.charCode? e.charCode : e.keyCode
    if (unicode == 13){
       nggoleki(np);
       return false;
    }
}