uibutton *button123 = [UIButton buttonWithType:UIButtonTypeRoundedRect];
button123.frame = CGRectMake(50, 388, 80, 25);
[button123 setTitle:@"Send email" forState:UIControlStateNormal];
[button123 setUserInteractionEnabled:YES];
[button123.titleLabel setFont:[UIFont boldSystemFontOfSize:10]];
[self.view addSubview

UIView*)button123];
[self.view bringSubviewToFront

UIView*)button123];
[button123 addTarget:self action:@selector(ur method

forControlEvents:UIControlEventTouchUpInside];
put this wher u want 2 add ur button ...in web view.......