var delai=0; var pix=0; var pixmax=0; var inc=0;

function scrolling(nb,delay,increment) {
	pixmax=nb; delai=delay; pix=0; inc=increment;
	setTimeout("scroll()",delai);
}

function scroll() {
	pix=pix+inc;
	self.scrollBy(0,inc);
	if (pix<pixmax) {setTimeout("scroll()",delai);}
}