// diseger by Jose ricardo castellon torres
var misImagenes= new Array(2)
  misImagenes [0]= "img/ftoo/7.jpg";
  misImagenes [1]= "img/ftoo/8.jpg";
  misImagenes [2]= "img/ftoo/9.jpg";
var i = 0;
//funcion de carga de la primera imagen
function cargarImagen(){
  document.imgSrc.src = misImagenes[i];
}
 
function anterior(){
  if(i<1){
    var NumImagen = i
  } else {
    var NumImagen = i-=1;
  }
  document.imgSrc.src = misImagenes[NumImagen];
}
 
function siguiente(){
  if(i>1){
    var NumImagen = i
  } else {
    var NumImagen = i+=1;
  }
  document.imgSrc.src = misImagenes[NumImagen];
}


function objetoAjax()
{
    var xmlhttp=false;

        if (window.XMLHttpRequest) { // Mozilla, Safari,...
            xmlhttp = new XMLHttpRequest();
            if (xmlhttp.overrideMimeType) {
                //xmlhttp.overrideMimeType('text/xml');
                // Ver nota sobre esta linea al final
            }
        } else if (window.ActiveXObject) { // IE
            try {
                xmlhttp = new ActiveXObject("Msxml2.XMLHTTP");
            } catch (e) {
                try {
                    xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");
                } catch (e) {}
            }
        }

        if (!xmlhttp) {
            alert('Falla :( No es posible crear una instancia XMLHTTP');
            return false;
        }
return xmlhttp;
}  

function MostrarPagina(pagina,id){
	
	cont = document.getElementById(id);
    //cargar la img de espera
	cont.innerHTML = '<center><img style="margin-top:50%" src="espera.gif"></center>';
	ajax=objetoAjax();
	
    ajax.open("POST", pagina);
    ajax.onreadystatechange = function(){
	//	alert (ajax.readyState+" "+ajax.status);
		if (ajax.readyState == 4 && ajax.status == 200) {
			cont.innerHTML = ajax.responseText;
		}
	}
	ajax.send(null);
	
}

function muesta_oculta (pagina,idint){  
	  for(i=0; i < 4; i++){
		 img = document.getElementById('img'+i); 
	      if(idint == i ){
	        img.style.display = 'block';
		  }else{
		    img.style.display = 'none';
		  } 
	  }
    MostrarPagina(pagina,'cambio');
}

function oculta_muestra (linked,dive){
	div = document.getElementById(dive);
	if(div.style.display == 'none'){
	   div.style.display = 'block';
	   linked.style.background = 'url(img/G2.gif) no-repeat right';
	}else if (div.style.display == 'block'){
 		div.style.display = 'none';
	   linked.style.background = 'url(img/G1.gif) no-repeat right';		
	}else{
	  alert (div.style.display );	
	}
}
<!--
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];}}
}
//-->

/*  sesion */
var mousePos = null;
document.onmousemove = mouseMove;
var bool = false;
var id_ = "";
function position (id){
    id_ = id;
	login = document.getElementById(id);
	
    login.style.left = (mousePos.x - 8)+"px";
	login.style.top = (mousePos.y - 8)+"px" ;
	
	login.style.display = "block";
	
}
function position_remove (id){
	id_ = id;
	login = document.getElementById(id);
	//setTimeout('login.style.display = "none"',6000);
	login.style.display = "none";
}

function move(b,id){
	bool = b;
	id_ = id;
} 


function mouseMove(ev){
	ev  = ev || window.event;
	mousePos = mouseCoords(ev);
	
	if(bool){
	  login = document.getElementById(id_);
	
    login.style.left = (mousePos.x - 8)+"px";
	login.style.top = (mousePos.y - 8)+"px" ;
	
	login.style.display = "block";	
	}else{
	  bool = false;
	}
	
}

function mouseCoords(ev){
	if(ev.pageX || ev.pageY){
		return {x:ev.pageX, y:ev.pageY};
	}
	return {
		x:ev.clientX + document.body.scrollLeft - document.body.clientLeft,
		y:ev.clientY + document.body.scrollTop  - document.body.clientTop
	};
}