var realheight;

function ini(){
expandirTexto(-20,20,1,70);
// alpha(document.getElementById('text'),0);
//	var div = document.getElementById('text');
//	div.style.overflow = "";
//	div.style.height = "auto";
//	realheight = div.offsetHeight;
//	div.style.overflow = "hidden";
//	div.style.height = "0px";

//fade(0,100,1,20);
}

function fade_end(){
	document.getElementById('text').style.overflow = "";
	document.getElementById('text').style.height = "auto";
}

function fade(inicio, fin, paso, velo) {
 	if (inicio < fin){ 
	    alpha(document.getElementById('text'),inicio);
		var div=document.getElementById('text');
		div.style.overflow = "hidden";
		div.style.height = inicio/100*realheight+"px";
	    inicio=inicio+paso;
	    setTimeout("fade("+inicio+","+fin+","+paso+","+velo+")",velo);
	}else{
		fade_end();
	}
}

function alpha(element, opacity){
	var style = element.style;
	style.opacity = style.MozOpacity = style.KhtmlOpacity = opacity / 100;
	style.filter = "alpha(opacity=" + opacity + ")";
};

 function expandirTexto(inicio, fin, paso, velo) {
 	if (inicio < fin){ 
	    document.getElementById("textoexpand").style.letterSpacing = inicio+"px";
	    inicio=inicio+paso;
	    setTimeout("expandirTexto("+inicio+","+fin+","+paso+","+velo+")",velo);
	}
}