var packageSrc = new Object();
function selectPackageSource(field, city){
var cities = packageSrc[city];
if(typeof (cities) != 'undefined') {
field.length = cities.length + 1;
for (var i = 1; i < field.length; i++) {
var city_arr = cities[i-1].split("|");
field[i].value = city_arr[0];
field[i].text = city_arr[1];
}
field[0].value = -1;
field[0].text = "-- ALL --";
field.selectedIndex = 0;
} else {
field.length = 0;
}
}