This is LaTeX code:

[latex]
{\lim}\limits_{x\to\ 0}\frac{\frac{sin(sin(sin(sinx)))}{sin(sin(sinx)))}\cdot\frac{sin(sin(sinx))}{sin(sinx)}\cdot\frac{sin(sinx)}{sinx}\cdot\frac{sinx}{x}x\cdot}{\frac{tg(tg(tg(tgx)))}{tg(tg(tgx))}\cdot\frac{tg(tg(tgx))}{tg(tgx)}\cdot\frac{tg(tgx)}{(tgx)}\cdot\frac{tgx}{x}x\cdot}} 
[/latex]