function get_array (my_father,my_son) {
if (typeof(my_father) == "object") {
if (my_father[my_son] != undefined) {
if (my_father[my_son].length != undefined) {
var my_array = my_father[my_son];
}
else {
var my_array = [my_father[my_son]];
}
}
else {
var my_array = [];
}
}
else {
var my_array = [];
}
return my_array;
}
Please give details of the problem