// Place your application-specific JavaScript functions and classes here
// This file is automatically included by javascript_include_tag :defaults

/*----------------Functions for menu mouseover IE--------------------*/
sfHover = function() {
	var sfEls = document.getElementById("nav").getElementsByTagName("LI");
	for (var i=0; i<sfEls.length; i++) {	    
		sfEls[i].onmouseover=function() {
			this.className+=" sfhover";
			
		}
		sfEls[i].onmouseout=function() {
			this.className=this.className.replace(new RegExp(" sfhover\\b"), "");
			
		}
	}
}

if (window.attachEvent) window.attachEvent("onload", sfHover);

try {
	document.execCommand('BackgroundImageCache', false, true);
} catch(e) {}

function topPage() {
	document.documentElement.scrollTop = 0;
}

function rotativo(){

var imagens = new Array()
imagens[0]="http://ciahering.investor-relations.com.br/img/foto_interna_1.jpg"; 
imagens[1]="http://ciahering.investor-relations.com.br/img/foto_interna_2.jpg";
imagens[2]="http://ciahering.investor-relations.com.br/img/foto_interna_3.jpg";
imagens[3]="http://ciahering.investor-relations.com.br/img/foto_interna_4.jpg";
imagens[4]="http://ciahering.investor-relations.com.br/img/foto_interna_5.jpg";
imagens[5]="http://ciahering.investor-relations.com.br/img/foto_interna_6.jpg";
imagens[6]="http://ciahering.investor-relations.com.br/img/foto_interna_7.jpg";
imagens[7]="http://ciahering.investor-relations.com.br/img/foto_interna_8.jpg";
imagens[8]="http://ciahering.investor-relations.com.br/img/foto_interna_9.jpg";
imagens[9]="http://ciahering.investor-relations.com.br/img/foto_interna_10.jpg";
imagens[10]="http://ciahering.investor-relations.com.br/img/foto_interna_11.jpg";
imagens[11]="http://ciahering.investor-relations.com.br/img/foto_interna_12.jpg";
imagens[12]="http://ciahering.investor-relations.com.br/img/foto_interna_13.jpg";
imagens[13]="http://ciahering.investor-relations.com.br/img/foto_interna_14.jpg";
imagens[14]="http://ciahering.investor-relations.com.br/img/foto_interna_15.jpg";


var rodando = Math.floor(Math.random()*imagens.length);
document.write('<img src="'+imagens[rodando]+'" border=0 width="542" height="104">');
}