function CheckSearch(objText,strSearchTerm,strSearchMessage)
{
var strTemp=removeBadChar(objText.value);
if(strTemp.length<3||strTemp==strSearchTerm)
{
alert(strSearchMessage);
return false;
}
else
{
window.location.href = "search.aspx?keywords=" + encodeURIComponent(removeBadChar(objText.value));
}
}

function CheckEnterKey(e,obj,strSearchTerm,strSearchMessage)
 { 
  var characterCode 
  if(e && e.which){ 
   e = e
   characterCode = e.which 
  }
  else{
   e = event
   characterCode = e.keyCode 
  }
  if(characterCode == 13){
   CheckSearch(obj,strSearchTerm,strSearchMessage);
   return false;
  }
  else{
   return true;
  }
 }