Hello BByrd,

This macro can be run after you have started Internet Explorer. It will find the form named "reportForm" , locate the input button "Download" and then click the button for you. The macro will inform you if either the form or button can not be found.
' Thread:  http://www.excelforum.com/excel-programming/808002-submit-ie-form-with-same-name-different-values.html
' Poster:  BByrd
' Written: January 04, 2012
' Author:  Leith Ross

Sub ClickDownloadButton()

    Dim btn As Object
    Dim frm As Object
    Dim Found As Boolean
    Dim ieApp As Object
    Dim ieDoc As Object
    Dim ieForms As Object
    Dim ieBtns As Object
    Dim Shell As Object
    
        Set Shell = CreateObject("Shell.Application")
        Set ieApp = Shell.Windows(0)
        Set ieDoc = ieApp.Document
        
            Set ieForms = ieDoc.getElementsByTagName("form")
        
            For Each frm In ieForms
                If frm.Name = "reportForm" Then
                   Found = True: Exit For
                End If
            Next frm
            
            If Not Found Then
               MsgBox "The Form ""reportForm"" was not found in this document.", vbCritical
               Exit Sub
            End If
            
                Set ieBtns = frm.getElementsByTagName("input")
                
                For Each btn In ieBtns
                    If btn.Value = "Download" Then
                       btn.Click: Exit Sub
                    End If
                Next btn
                
            MsgBox "The Input Button ""Download"" was found on this Form.", vbCritical
            
End Sub