function over(a,obj,nivel){
	if(a==0){
		document.getElementById(obj).height=7;
		document.getElementById(obj).src=(nivel==0)?'castellano/img/'+obj+'over.gif':'img/'+obj+'over.gif';	
	}else{		
		document.getElementById(obj).height=5;
		document.getElementById(obj).src=(nivel==0)?'castellano/img/'+obj+'.gif':'img/'+obj+'.gif';
	}
}

var vent=0
function abrirventana(pag,v,w,h){ 
	eval("vent=window.open('"+pag+"','"+v+"','toolbar=no,location=no,directories=no,status=no,scrollbars=yes,resizable=no,copyhistory=no,width="+w+",height="+h+",left=100,top=30')");	
}

function anima(){
	var left1 = parseInt(document.getElementById('menu').style.left);
	var left2 = parseInt(document.getElementById('logovert').style.left);
	var left3 = parseInt(document.getElementById('vert').style.left);
	var top1 = parseInt(document.getElementById('menu').style.top);
	var top2 = parseInt(document.getElementById('logovert').style.top);
	if ((left1 > 100)&&(top1 < 394)){
		left1-=5;
		left2-=5;
		left3-=5;
		top1+=5;
		top2+=5;
		document.getElementById('escalera').style.zIndex=1;
		document.getElementById('menu').style.left = left1;
		document.getElementById('logovert').style.left = left2;
		document.getElementById('vert').style.left = left3;
		document.getElementById('menu').style.top = top1;
		document.getElementById('logovert').style.top = top2;
		setTimeout("anima()",50);
	}
	if(left1==96) anima1();
}
/*scroll*/
velocidad=3;
var scrolling=false;
var ctop=10;
var cbottom=325;
var cleft=0;
var cright=430;
var left=218;
var top=180;
var estilo;
var eventos;
var layers;
var navegador;
var IE;
var desde=0;
if (navigator.appName=="Netscape"){
	navegador="Netscape";
    estilo="";
    layers="document.layers"
    IE=0;
    events="document."        
}else{
    IE=1;
    navegador="Explorer";
    estilo="style."
    layers="document.all"
    events=""
}
function estilocapa(nombre,propiedad,valor){
    eval(layers+"['"+nombre+"']."+estilo+propiedad+"="+'"'+valor+'"');
}
function capa(nombre,propiedad,valor){
    eval(layers+"['"+nombre+"']."+propiedad+"="+valor);
}
function eventocapa(nombre,evento,hndlr){
    eval(layers+"['"+nombre+"']."+events+evento+"="+hndlr);
}
function valorcapa(nombre,propiedad){
    return eval(layers+"['"+nombre+"']."+estilo+propiedad);
}
function moverCapa(n,d){
    estilocapa(n,"top",top+d)
    if (navegador=="Netscape"){
    	estilocapa(n,"clip.top",(ctop-d));
        estilocapa(n,"clip.bottom",(cbottom-d));
     }
	 else estilocapa(n,"clip","rect("+(ctop-d)+"px "+cright+"px "+(cbottom-d)+"px "+cleft+"px)");        
}
function ocultar(msgnumber){
	estilocapa(msgnumber,"visibility","hidden");
}
function mostrar(number){
    desde=0;
    estilocapa(number,"visibility","visible");
    estilocapa(number,"top",top);
    estilocapa(number,"left",left);
    if(!IE){
    	estilocapa(number,"clip.top",ctop);
        estilocapa(number,"clip.bottom",cbottom);
        estilocapa(number,"clip.left",cleft);
        estilocapa(number,"clip.rigth",cright);
        estilocapa(number,"clip.width",cright-cleft);
    }
	else estilocapa(number,"clip","rect("+ctop+"px "+cright+"px "+cbottom+"px "+cleft+"px)");
}
function abajo(){
	if(!scrolling) return;
    desde-=velocidad; 
	if(desde<-819)return;
    moverCapa("scroll",desde);
    setTimeout('abajo()',1);
}       

function arriba(){
	if(!scrolling) return;
    desde+=velocidad;
	if(desde>0)return;
    moverCapa("scroll",desde);
    setTimeout('arriba()',1);
}

function initarriba(){
	if(!IE) document.layers["arba"].document.captureEvents(Event.MOUSEUP|Event.MOUSEOUT|Event.MOUSEOVER);
 	eventocapa("arba","onmouseup","finarriba");
 	eventocapa("arba","onmouseout","finarriba");
 	scrolling=true;
 	arriba();
}
function initabajo(){
	if(!IE) document.layers["abjo"].document.captureEvents(Event.MOUSEUP|Event.MOUSEOUT);
 	eventocapa("abjo","onmouseup","finabajo");
 	eventocapa("abjo","onmouseout","finabajo");
 	scrolling=true;
 	abajo();
}

function finarriba(){
	scrolling=false;
 	if(!IE) document.layers["arba"].document.releaseEvents(Event.MOUSEUP|Event.MOUSEOUT);
	eventocapa("arba","onmouseup","none");
 	eventocapa("arba","onmouseout","none");
}

function finabajo(){
	scrolling=false;
	if(!IE) document.layers["abjo"].document.releaseEvents(Event.MOUSEUP|Event.MOUSEOUT);
	eventocapa("abjo","onmouseup","none");
	eventocapa("abjo","onmouseout","none");
}

function init(){
	if(!IE){
    	document.layers["abjo"].document.captureEvents(Event.MOUSEDOWN);
        document.layers["arba"].document.captureEvents(Event.MOUSEDOWN);
    }
    eventocapa("abjo","onmousedown","initabajo");
    eventocapa("arba","onmousedown","initarriba");
    mostrar("scroll");
}
function none(){}
/* fin scroll*/


function anima1(){
	var left1 = parseInt(document.getElementById('menu').style.left);
	var left2 = parseInt(document.getElementById('logovert').style.left);
	var left3 = parseInt(document.getElementById('vert').style.left);
	var top1 = parseInt(document.getElementById('menu').style.top);
	var top2 = parseInt(document.getElementById('logovert').style.top);
	if ((left1 > 54)&&(top1 > 194)){
		left1-=5;
		left2-=5;
		left3-=5;
		top1-=5;
		top2-=5;
		document.getElementById('menu').style.left = left1;
		document.getElementById('logovert').style.left = left2;
		document.getElementById('vert').style.left = left3;
		document.getElementById('menu').style.top = top1;
		document.getElementById('logovert').style.top = top2;
		setTimeout("anima1()",50);
	}
	if (top1==262) anima2();
}

function anima2(){
	var left1 = parseInt(document.getElementById('menu').style.left);
	var left2 = parseInt(document.getElementById('logovert').style.left);
	var left3 = parseInt(document.getElementById('vert').style.left);
	var top1 = parseInt(document.getElementById('menu').style.top);
	var top2 = parseInt(document.getElementById('logovert').style.top);
	if((top1>120)&&(left1<66)){
		left1+=5;
		left2+=5;
		left3+=5;
		top1-=5;
		top2-=5;
		document.getElementById('menu').style.left = left1;
		document.getElementById('logovert').style.left = left2;
		document.getElementById('vert').style.left = left3;
		document.getElementById('menu').style.top = top1;
		document.getElementById('logovert').style.top = top2;
		setTimeout("anima2()",50);
	}
	if(top1==177)anima3();
}

function anima3(){
	var left1 = parseInt(document.getElementById('menu').style.left);
	var left2 = parseInt(document.getElementById('logovert').style.left);
	var left3 = parseInt(document.getElementById('vert').style.left);
	var top1 = parseInt(document.getElementById('menu').style.top);
	var top2 = parseInt(document.getElementById('logovert').style.top);
	if((left1<110)&&(top1<320)){
		left1+=5;
		left2+=5;
		left3+=5;
		top1+=5;
		top2+=5;
		document.getElementById('menu').style.left = left1;
		document.getElementById('logovert').style.left = left2;
		document.getElementById('vert').style.left = left3;
		document.getElementById('menu').style.top = top1;
		document.getElementById('logovert').style.top = top2;
		setTimeout("anima3()",50);
	}
	if(top1==222)anima4();
}
function anima4(){
	var left1 = parseInt(document.getElementById('menu').style.left);
	var left2 = parseInt(document.getElementById('logovert').style.left);
	var left3 = parseInt(document.getElementById('vert').style.left);
	var top1 = parseInt(document.getElementById('menu').style.top);
	var top2 = parseInt(document.getElementById('logovert').style.top);
	if((left1<140)&&(top1>306)){
		left1+=5;
		left2+=5;
		left3+=5;
		top1-=5;
		top2-=5;
		document.getElementById('menu').style.left = left1;
		document.getElementById('logovert').style.left = left2;
		document.getElementById('vert').style.left = left3;
		document.getElementById('menu').style.top = top1;
		document.getElementById('logovert').style.top = top2;
		setTimeout("anima4()",50);
	}
}