Open link which is inside iframe using JQuery

I have IFrame

on my page and a link inside it, I want to open this link immediately after opening my page. for example I have a page index.html

and inside this page I have IFrame

and inside this IFrame

I have a link like

<a href="http://google.com">google</a>

      

        
        
        
      

    

now i want to open this link when index.html

i download i want to know how to do it using JQuery

or javascript?