Need to add custom button to iphone default browser

I need to add custom button in iphone browser (i.e., safari). And i need perform my functionality using safari browser, that happens by default through web services. Before that i need to add a custom button to 开发者_运维技巧start that functionality.

Thanks in advance.

Plz help me - is it possible to do that.

Not possible. You'll have to create your own browser.