$(document).ready(function(){
//mesafe
$("#il_1").change(function(){
						   $("#sonuc").html('<img src="_img/loader.gif" width="32" height="32" alt="" />');
						   var il_1 = $(this).val();
						   var il_2 = $("#il_2").val();
							 $.post("maliyetbul.php", { il_1: il_1, il_2: il_2 },
							  function(data_il_1){
								$("#sonuc").html(data_il_1);
							  });
});
$("#il_2").change(function(){
						   $("#sonuc").html('<img src="_img/loader.gif" width="32" height="32" alt="" />');
						   var il_2 = $(this).val();
						   var il_1 = $("#il_1").val();
						   if(il_2 == '0'){
							   $("#sonuc").html('<span id="sonuc-km">?</span>');
							   }
							   else{
								$.post("maliyetbul.php", { il_1: il_1, il_2: il_2 },
							  function(data_il_2){
								$("#sonuc").html(data_il_2);
							  });
								   }
});
						   
						   });