/******************************************************************************
* Define a visibilidade de um elemento em DHTML                               *
******************************************************************************/
if (document.images) {

m1_off = new Image(158, 23);m1_off.src = 'image/band_br_off.gif';
m2_off = new Image(158, 23);m2_off.src = 'image/band_eua_off.gif';
m3_off = new Image(158, 23);m3_off.src = 'image/email_off.gif';
m4_off = new Image(158, 23);m4_off.src = 'image/home_off.gif';
m6_off = new Image(158, 23);m6_off.src = 'image/orca_off.gif';
m7_off = new Image(158, 23);m7_off.src = 'image/reservada_off.gif';
m8_off = new Image(158, 23);m8_off.src = 'image/m8_off.gif';
m1_on = new Image(158, 23);m1_on.src = 'image/band_br_on.gif';
m2_on = new Image(158, 23);m2_on.src = 'image/band_eua_on.gif';
m3_on = new Image(158, 23);m3_on.src = 'image/email_on.gif';
m4_on = new Image(158, 23);m4_on.src = 'image/home_on.gif';
m6_on = new Image(158, 23);m6_on.src = 'image/orca_on.gif';
m7_on = new Image(158, 23);m7_on.src = 'image/reservada_on.gif';
m8_on = new Image(158, 23);m8_on.src = 'image/m8_on.gif';

}


function MudarVisibilidade(objId)
{
var nav ;

	if(document.layers) /* netscape 5 e 6*/	
		obj = eval("document."+objId),nav="net";
	else if (document.all) /* explorer */
		obj = eval(objId+".style"),nav ="ie";
			else if(document.getElementById) /* nestcape 7.01*/
				obj = eval(document.getElementById(objId)).style,nav="net";
	
	menuVisible = obj.visibility; // verifica o estado atual da figura
	/* faz a troca da visibilidade da figura */

		if(menuVisible == "visible")
			obj.visibility = "hidden";
		else
			obj.visibility = "visible";
		
	
} /* fim MudarVisibilidade*/ 
function MudarVisibilidadeP(objId,modo)
{
var nav ;

	if(document.layers) /* netscape 5 e 6*/	
		obj = eval("document."+objId),nav="net";
	else if (document.all) /* explorer */
		obj = eval(objId+".style"),nav ="ie";
			else if(document.getElementById) /* nestcape 7.01*/
				obj = eval(document.getElementById(objId)).style,nav="net";
	
	
			obj.visibility = modo;
		
	
} /* fim MudarVisibilidade*/ 

/******************************************************************************
* Oculta todos os discos !!!                          *
******************************************************************************/
function OcultaDiscos()
{
MudarVisibilidadeP('solo','hidden');
MudarVisibilidadeP('titas','hidden');
MudarVisibilidadeP('trilhas','hidden');
MudarVisibilidadeP('outros','hidden');
}
/******************************************************************************
* Faz um swap entre figuras previamente carregadas                            *
******************************************************************************/
function di(id,name){
  if (document.images) {document.images[id].src=eval(name+".src"); }
} /*fim di */


var showMsg = navigator.userAgent != "Mozilla/4.0 (compatible; MSIE 4.0; Mac_PowerPC)";
function dmim(msgStr) {
  document.returnValue = false;
  if (showMsg) { 
    window.status = msgStr;
    document.returnValue = true;
  }
}

/******************************************************************************
* Carrega previamente imagens                                                 *
******************************************************************************/
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];}}
} /*  fim MM_preloadImages */

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_findObj(n, d) { //v3.0
  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); 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 html(sURL, iWidth, iHeight){
		var sOptions = 'height='+iHeight+',width='+iWidth+',resizable=no,scrollbars=no,status=no'
		var g_popupWindow = window.open(sURL,'popSupport',sOptions);
		g_popupWindow.focus();
	}
	
	 function mOvr(src,clrOver) {
 if (!src.contains(event.fromElement)) {
	 src.style.cursor = 'hand';
	 src.bgColor = clrOver;
	}
 }
 function mOut(src,clrIn) {
	if (!src.contains(event.toElement)) {
	 src.style.cursor = 'default';
	 src.bgColor = clrIn;
	}
 }
 function mClk(src) {
if(event.srcElement.tagName=='TD'){
	src.children.tags('A')[0].click();
}
}