Finding out the particular windows in wpf

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C#

WPF

hi

i had designed a window with a name of "windowname" , in programm iam calling the window and showing the window at many moretime liks

for(int i==0;i<=10;i++)
{
windowname openwindow= new windowname();
openwindow.title=i;
openwindow.show();
}

so here i am calling the windows dynamically ,but now i need to call the window that contains the title as "6"


so how can i call that window

through programming ;



please give me the idea
thankq