// Rolover ..................................................................................
function SwitchImg()
{ 
  var rem, keep=0, store, obj, switcher=new Array, history=document.Data;
    for (rem=0; rem < (SwitchImg.arguments.length-2); rem+=3) {
    	store = SwitchImg.arguments[(navigator.appName == 'Netscape')?rem:rem+1];
    if ((store.indexOf('document.layers[')==0 && document.layers==null) ||
        (store.indexOf('document.all[')==0 && document.all==null))
         store = 'document'+store.substring(store.lastIndexOf('.'),store.length);
         obj = eval(store);
    if (obj != null) {
   	   switcher[keep++] = obj;
      switcher[keep++] = (history==null || history[keep-1]!=obj)?obj.src:history[keep];
      obj.src = SwitchImg.arguments[rem+2];
  } }
  document.Data = switcher;
} 

function RestoreImg()
{
  if (document.Data != null)
    for (var rem=0; rem<(document.Data.length-1); rem+=2)
      document.Data[rem].src=document.Data[rem+1];
}
// Final Rolover ............................................................................

// Script para as layers ....................................................................
function MM_reloadPage(init) {  //reloads the window if Nav4 resized
  if (init==true) with (navigator) {if ((appName=="Netscape")&&(parseInt(appVersion)==4)) {
    document.MM_pgW=innerWidth; document.MM_pgH=innerHeight; onresize=MM_reloadPage; }}
  else if (innerWidth!=document.MM_pgW || innerHeight!=document.MM_pgH) location.reload();
}
MM_reloadPage(true);

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_showHideLayers() { //v6.0
  var i,p,v,obj,args=MM_showHideLayers.arguments;
  for (i=0; i<(args.length-2); i+=3) if ((obj=MM_findObj(args[i]))!=null) { v=args[i+2];
    if (obj.style) { obj=obj.style; v=(v=='show')?'visible':(v=='hide')?'hidden':v; }
    obj.visibility=v; }
}
// Final do script para as layers ...........................................................

var run;

function TimeRun(){
	clearTimeout(run);
	run = setTimeout("MM_showHideLayers('institucional','','hide','empresa','','hide','responsabilidade','','hide','academia','','hide','logistica','','hide','cooperados','','hide','produtos','','hide','acucar','','hide','alcool','','hide','imprensa','','hide','servicos','','hide','contatos','','hide');",50);
}


function validarPesquisaSite()
{
	if ( (document.forms['formBuscaSite'].q.value == "") || (document.forms['formBuscaSite'].q.value.length <= 3) ) {
		alert( "Por favor, digite um termo válido para a pesquisa." );
		document.forms['formBuscaSite'].q.focus();
		return false;
	}
	if (document.forms['formBuscaSite'].q.value.length > 30)  {
		alert( "Excedeu o limite de caracteres para a busca." );
		document.forms['formBuscaSite'].q.focus();
		return false;
	}
	return true;
}