function City(level) {
var cat1 = $("select#sehir1").val();
var cat2 = $("select#sehir2").val();
var cat3 = $("select#sehir3").val();
var cat4 = $("select#sehir4").val();
$.ajax({
type: "GET",
data: "cat1=" + cat1 + "&cat2=" + cat2 + "&cat3=" + cat3 + "&cat4=" + cat4 + '&level=' + level+'&class=',
url: "https://www.ilansatis.net/com/common/js/selectCityF.php",
success: function(msg){
$("#sehir"+level+"div1").html(msg).show();
}
});
}