//------------------------------------------------------------------------
// Precarga de imágenes --------------------------------------------------
//------------------------------------------------------------------------
function init(){
	MM_preloadImages('./images/horno1.jpg', './images/postre1.jpg', './images/uvas1.jpg', './images/mesa1.jpg');
}

//------------------------------------------------------------------------
// Cambia el mensaje de la barra de estado por el título  ----------------
// de la opción que señala el ratón --------------------------------------
//------------------------------------------------------------------------
function changeStatus(optionPar){
	window.status = optionsMenuTop[optionPar][0];
	return true;
}

function restoreStatus(){
	window.status = "";
	return true;
}

//------------------------------------------------------------------------
// Inicio del menú lateral -----------------------------------------------
//------------------------------------------------------------------------
function initMenu(){
	this.dom=document.getElementById?1:0
	this.ns4=(document.layers && !this.dom)?1:0;

	if (this.ns4) {
		document.write("<LAYER name='menuId'></LAYER>");
	} else {
		document.write("<DIV id='menuId'></DIV>");
	}

}

//------------------------------------------------------------------------
// Dibuja el menú lateral y marca la opción seleccionada -----------------
//------------------------------------------------------------------------
function drawMenu(optionPar){
	this.dom=document.getElementById?1:0
	this.ns4=(document.layers && !this.dom)?1:0;

	var menuStrg = "&nbsp;&nbsp;&nbsp;";

	for (i = 0; i < optionsMenuTop.length; i++){
		if (i == optionPar){
			menuStrg += "<span class='menuTopOn'>" + optionsMenuTop[i][0] + "</span>";
		} else {
			menuStrg += "<a href='javascript:drawMenu(" + i + ");' class='menu' "
			+ " onMouseover='return changeStatus(" + i + ");' onMouseout='return restoreStatus();'>" + optionsMenuTop[i][0] + "</a>";
		}
		
		if (i < (optionsMenuTop.length - 1)){
			menuStrg += " &nbsp;|&nbsp; ";
		}
	}				

   	writeref = this.dom ? document.getElementById("menuId"):this.ie4?document.all["menuId"]:this.ns4?eval("document.layers." +"menuId"+".document"):0;

	if (this.ns4) {
		writeref.write(menuStrg);
		writeref.close();
	} else {
		writeref.innerHTML = menuStrg;
	}
	
	loadMenu(optionPar);
}

//------------------------------------------------------------------------
// Carga la página central -----------------------------------------------
//------------------------------------------------------------------------
function loadMenu(optionPar){
	top.izquierdaFrame.MM_swapImage('imgIzquierda','','./images/' + optionsMenuTop[optionPar][2],1);

	top.mainFrame.location = optionsMenuTop[optionPar][1];
}

//------------------------------------------------------------------------
// Dibuja el Menú del día -------------------------------------------
//------------------------------------------------------------------------
function drawMenuDia(){
}

//------------------------------------------------------------------------
// Funciones para cargar imágenes y cambiarlas ---------------------------
//------------------------------------------------------------------------
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];}}
}

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];}
}