<!-- ************************* codigo de validacion ************************* -->
     

function contacto_Validator(theForm)
{

  if (contacto.nombre.value == "")
  {
    alert("Escriba un valor para el campo \"Nombre\".");
    contacto.nombre.focus();
    return (false);
  }






if (contacto.email.value == "")
  {
    alert("Escriba un valor para el campo \"e-mail\".");
    contacto.email.focus();
    return (false);
  }


if (contacto.ciudad.value == "")
  {
    alert("Escriba un valor para el campo \"Pais o Ciudad\".");
    contacto.ciudad.focus();
    return (false);
  }

if (contacto.mensaje.value == "")
  {
    alert("Escriba un valor para el campo \"Mensaje\".");
    contacto.mensaje.focus();
    return (false);
  }




  return (true);
}


<!-- ************************* fin codigo de validacion ************************* -->

<!-- ************************* codigo de validacion 2 ************************* -->
function validar(){			
	var formu=validar.arguments[0]
	var llave=true
	var cadena="Faltó completar los siguientes campos:\n"
	for(i=1;i<validar.arguments.length;i+=2){
	cual=validar.arguments[i]
	if(cual.value==""){
		llave=false
		foco=i
		cadena+="\t- "+validar.arguments[i+1]+"\n"
		}
	}
	if(llave){
		document.forms[formu].submit()
		}
	else{
		cadena+="Gracias."
		alert(cadena)
		}
}

<!-- ************************* fin codigo de validacion2 ************************* -->


<!-- ************************* codigo de rollovers ************************* -->

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];}
}

<!-- ************************* codigo de ventanas ************************* -->


function abrir(dire,ancho,alto){
	dire2="imagen.asp?dire="+dire
	nueva=window.open(dire2,"ooo","width="+ancho+", height="+alto+", scrollbars=0, resizable=0")
}
function abrir2(dire,ancho,alto){
	dire2="imagen2.asp?dire="+dire
	nueva1=window.open(dire2,"ooo","width="+ancho+", height="+alto+", scrollbars=0, resizable=0")
}

	function MM_findObj(n, d) {
  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 && document.getElementById) x=document.getElementById(n); return x;
}


function MM_showHideLayers() { 
  var i,p,v,obj,args=MM_showHideLayers.arguments;
  for (i=0; i<(args.length-2); i+=3) if ((obj=MM_findObj(args[i]))!=null) { v=args[i+2];
	if (obj.style) { obj=obj.style; v=(v=='show')?'visible':(v='hide')?'hidden':v; }
	obj.visibility=v; }
}



<!-- ************************* codigo de banners ************************* -->
     
var i = 1;
banner1= new Image();
banner1.src = "imagenes/banner/1.gif";
banner2 = new Image();
banner2.src = "imagenes/banner/2.gif";

var links = new Array
/* 
Put your link between the quotation marks " and " if they are outside of the domain make 
sure that you indicate that with something like: http://www.mydomain.com/thislink.html  
*/
links[1] = "#"
links[2] = "#" 

var description = new Array
description[1] = "banner 1"
description[2] = "banner 2"


function loadBanner(){

        var time= new Date();
        hours= time.getHours();
        mins= time.getMinutes();
        secs= time.getSeconds();
        closeTime=hours*3600+mins*60+secs;
        closeTime+=10;	/* Change this number to increase decrease the rotation speed */
        Timer();

}

function Timer(){
        var time= new Date();
        hours= time.getHours();
        mins= time.getMinutes();
        secs= time.getSeconds();
        curTime=hours*3600+mins*60+secs
        if (curTime>=closeTime){
		if (i < 2){
			i++;
			document.banner.src = eval("banner" + i + ".src");
		}
		else{
			i = 1;
			document.banner.src = eval("banner" + i + ".src");
		}
		loadBanner();
	}
        else{
                window.setTimeout("Timer()",1000)}

}

function clickLink(){
	top.location = links[i]
}

function descript(){
	window.status = description[i]
}

function nothing() {
	window.status=""
}
<!-- ************************* find de codigo de banners ************************* -->