Onchange event is not working in IE ?

[pankajjain15]

I am developing a web application in which i am showing a combo box having onchange event , when it occurs the form is sumbmitted to the server and list for another combo box is generated.

All above is working fine with firefox , but when comes to use IE , when i select that combo box , it shows me that form is get submitted and also the list for second combo box is generated, the list in combo box 1 say

select item
item 1
item 2
item 3

etc...

suppose when selected item 1 , onchange event occurs and after populating list for second combo box the item slected from combo 1 disappeares and "slect item" is get displayed , dnt know what is happening ??

Please suggest