function checkEnter(e){ 

var characterCode;

if(e && e.which){ 

e = e;characterCode = e.which;}else{e = event;characterCode = e.keyCode;};

if(characterCode == 13){

search_keyword= document.getElementById('say_search').value; Search();

}};



function clearIt(oTxt){

  if (oTxt.value==oTxt.defaultValue){

    oTxt.value = "";

  }

}



function resetTxt(oTxt){

  if (oTxt.value==""){

    oTxt.value = oTxt.defaultValue;

  }

}