Download method from my uses class to HTML page. Please help!

For three days I think. I dont now why not work!

I created a custom control. Toolbar: System.Windows.Forms.usercontrol

And he added it to the html page.



The my class ToolBar has a method LoadXml ().
On the page I added a button. Pressing this button should call this method. How to call it? In the task just says that i need use javascript?

I have try this:




But not work! Help to understand, I am suffering for three days)))) Please!