I navigated to this site in Google Chrome. Entered zip only (left other fields empty), clicked Search and nothing happened.

In any case, did you try suggestions from the referenced thread?

>https://www.labcorp.com/wps/portal/findalab
>
>1 - I have typed my zipcode.
>
>2- got the map.
>
>I clicked on a button that I have on the form
>
>

>
>RELEASE webx1
>
>Thisform.RemoveObject("webx1")
>
>*---------- setting class library to frx2any.vcx
>cOldClassLib = Set("CLASSLIB")
>Set Classlib To "vatp.vcx" Additive
>
>Thisform.AddObject("webx1","webx")
>
>Thisform.webx1.Visible=.T.
>
>Thisform.webx1.registerAsBrowser= .T.
>
>Thisform.webx1.Top=0
>Thisform.webx1.Left=0
>Thisform.webx1.Height=630
>Thisform.webx1.Width=this.Width
>
>Thisform.webx1.Navigate("https://www.labcorp.com/wps/portal/findalab")
>
>*---------- resetting back CLASSLIB
>Set Classlib To &cOldClassLib
>
>

>
>I remove the old webx1 and I create a new one.
>
>I navigate to that address
>
>and there is the old map ....