converting double to string...

Question

Hi all

i'm a new in C#. I got a problem like this.

I want to obtain any selected item on ListBox. Those ListBox contain numerical value for example 5 , 10 , 12.5 , 30 ......
The problem appear when i want to convert the 12.5 into double, i alwayas got 125.0 not 12.5 it seLf. Here my code to obtain the value from the ListBox

arr variabel is an ArrayList.

            foreach (object itemChecked in listBox1.CheckedItems)
            {
                arr.Add(Double.Parse(itemChecked.ToString()));
            }
 any sugesstion for me ?

thx all.