disable zoom

-(UIView *)hitTest:(CGPoint)point withEvent:(UIEvent *)event {	
	NSSet *touches = [event allTouches];
	BOOL forwardToSuper = YES;
	for (UITouch *touch in touches) {
		if ([touch tapCount] >= 2) {
			// prevent this 
			forwardToSuper = NO;
		}		
	}
	if (forwardToSuper){
		//return self.superview;
		return [super hitTest:point withEvent:event];
	}
	else {
		// Return the superview as the hit and prevent
		// UIWebView receiving double or more taps
		return self.superview;
	}
}