gistfile1.txt

window.location = yourscheme://callfunction/parameter1/parameter2?parameter3=value


- (BOOL)webView:(UIWebView*)webView shouldStartLoadWithRequest:(NSURLRequest*)request navigationType:(UIWebViewNavigationType)navigationType {
   NSURL *URL = [request URL]; 
   if ([[URL scheme] isEqualToString:@"yourscheme"]) {
       // parse the rest of the URL object and execute functions
   } 
}


// source http://stackoverflow.com/questions/9473582/ios-javascript-bridge