jquery get and set value dealing with asp.net control

this demo show that how I get value from the lblSearchType (Label) and populate data into txtKeyword (TextBox) asp.net control when I click different radio button using jquery

$('#<%=rdKeywordSearch.ClientID%>').click(function() {
$('#<%=lblSearchType.ClientID%>').text("Keyword");
$('#<%=txtKeyword.ClientID%>_input').attr("value", "Keyword");
$('#<%=txtKeyword.ClientID%>_input').attr("value", "Enter keyword here...");
});

$('#<%=rdLocationSearch.ClientID%>').click(function() {
$('#<%=lblSearchType.ClientID%>').text("Location");
$('#<%=txtKeyword.ClientID%>_input').attr("value", "Location");
$('#<%=txtKeyword.ClientID%>_input').attr("value", "Enter location here...");
});