//IMAGENES
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) { //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_displayStatusMsg(msgStr) { //v1.0
  status=msgStr;
  document.MM_returnValue = true;
}

//TAMAÑO FUENTE

function fijaTamanoFuente (iTam) {
	setCookie("estilo",iTam);
	cambiaTamanoFuente (iTam);
	return false;
}


function leeYFijaTamanoFuente () {
	var iTam
	iTam = parseInt (getCookie("estilo"));
	if (isNaN(iTam)) iTam = 0;
	cambiaTamanoFuente (iTam);
}

function cambiaTamanoFuente (iTam) {
	var title = ["Texto pequeño", "Texto mediano", "Texto grande"];
	var i, a, main;
	for(i=0; (a = document.getElementsByTagName("link")[i]); i++) {
		if(a.getAttribute("rel").indexOf("style") != -1 && a.getAttribute("title")) {
			a.disabled = true;
			if(a.getAttribute("title") == title[iTam]) a.disabled = false;
		}
	}
}

function setCookie(name, value) {
	var argv = setCookie.arguments;
	var argc = setCookie.arguments.length;
	var expires = (argc > 2) ? argv[2] : null;
	var path = (argc > 3) ? argv[3] : null;
	var domain = (argc > 4) ? argv[4] : null;
	var secure = (argc > 5) ? argv[5] : false;

	document.cookie = name + "=" + escape(value) +
	((expires == null) ? "" : ("; expires=" + expires.toGMTString())) +
	((path == null) ? "" : ("; path=" + path)) +
	((domain == null) ? "" : ("; domain=" + domain)) +
	((secure == true) ? "; secure" : "");
}

function getCookie(name) {
  var dc = document.cookie;
  var prefix = name + "=";
  var begin = dc.indexOf("; " + prefix);
  if (begin == -1) {
    begin = dc.indexOf(prefix);
    if (begin != 0) return null;
  } else begin += 2;

  var end = document.cookie.indexOf(";", begin);
  if (end == -1) end = dc.length;

  return unescape(dc.substring(begin + prefix.length, end));
}

function mostrarSeccionesOrtopedia(){
	var nodo = document.getElementById("secciones_ortopedia");
	nodo.style.display = "block";
}

function ocultarSeccionesOrtopedia(){
	var nodo = document.getElementById("secciones_ortopedia");
	nodo.style.display = "none";
}

function ampliarProductoPopup(producto,imagen) {
	var windowFile = "ampliar_producto.php?producto=" + producto + "&" + "imagen=" + imagen;
	newWindow = window.open(windowFile,"Ampliar","width=600,height=550");
	return false;
}

function cerrarPopup() {
	window.close();
	return false;
}