I am passing one variable successfully
any body help me to pass two variables to ajax page

$.ajax({
type: "POST",
url: "fetch_st_name.php",
data: "sid=" + sid,
cache: false,
beforeSend: function() {
$('#display1').html('<img src="loader.gif" alt="" width="24" height="24">');
},
success: function(html) {

$("#display1").html(html);
}
});

I am passing one variable. data: "sid=" + sid,
i want to pass multiple variable
any body help me

var data = 'key='+ value + '&key='+ value;
or
var m_data = new FormData();
m_data.append( 'key', value);
m_data.append( 'key', value);

if ur pbm is solved ....marked as solved