function searchIntro(oEvent)
{
if(oEvent.keyCode)
iAscii = oEvent.keyCode;
else if (oEvent.which)
iAscii = oEvent.which;
else
return false;
if(iAscii == 13)
{oEvent.returnValue=false;
oEvent.cancel = true;
BuildQuery();}}
function BuildQuery(){
var keyword = document.getElementById("search_value").value
if(keyword == ""){
alert("Please enter a search term")
}else{window.location="Search.aspx?keyword=" + keyword}}