<html xmlns="http://www.w3.org/1999/xhtml" >
if(x == false)
<form id="form1" runat="server">
value="Push Me" />
When you click on the button, runtest1 will execute successfully and runtest2 will throw an error. Now pretend that you don't know exactly where the error was coming from. Take a look at the stack trace and see if you can figure it out.