// FUNÇÕES DO MOUSEOVER
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_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_preloadImages() { //v3.0
 var d=document; 
 	if (d.images) { 
		if (!d.MM_p) 
			d.MM_p=new Array();
   var i, j=d.MM_p.length, a=MM_preloadImages.arguments; 
	 for (i=0; i<a.length; i++)
   	if (a[i].indexOf("#")!=0) { 
			d.MM_p[j]=new Image; 
			d.MM_p[j++].src=a[i];
		}
	}
}

MM_preloadImages('images/menu_01_on.gif') ;
MM_preloadImages('images/menu_02_on.gif') ;
MM_preloadImages('images/menu_03_on.gif') ;
MM_preloadImages('images/menu_04_on.gif') ;
MM_preloadImages('images/menu_05_on.gif') ;
MM_preloadImages('images/menu_06_on.gif') ;

function showSubmenu() {
	var browserName = navigator.appName ;
	var mydiv = document.getElementById('submenu') ;
	if (mydiv.style.display == 'block') 
		mydiv.style.display = 'none' ;
	else {
		mydiv.style.display = 'block' ;
	}
}