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 ReadCookie (name) {

	var namearg = name + "=";

	var nlen = namearg.length;

	var clen = document.cookie.length;

	var i = 0;

	while (i < clen) {

		var j = i + nlen;

		if (document.cookie.substring(i, j) == namearg) {

			var endpos = document.cookie.indexOf (";", j);

			if (endpos == -1) endpos = document.cookie.length;

			return unescape(document.cookie.substring(j, endpos));

		}

		i = document.cookie.indexOf(" ", i) + 1;

		if (i == 0) break;

	}

	return null;

}

//'navegacionIzquierda''noticias'

function WriteCookie (name, value) {

	var expdate=new Date();

	// expire cookie in 10 years by default

	expdate.setTime(expdate.getTime()+10*365*24*60*60*1000);

	document.cookie = name + "=" + escape (value) + "; expires=" + expdate.toGMTString();

}





function pintarNav( cual){

	obj = MM_findObj(cual);

	obj.href = '#';

	obj.style.color = '#086393';

	obj.style.cursor = 'text';

}

 

 function MM_reloadPage(init) {  //reloads the window if Nav4 resized

  if (init==true) with (navigator) {if ((appName=="Netscape")&&(parseInt(appVersion)==4)) {

    document.MM_pgW=innerWidth; document.MM_pgH=innerHeight; onresize=MM_reloadPage; }}

  else if (innerWidth!=document.MM_pgW || innerHeight!=document.MM_pgH) location.reload();

}

MM_reloadPage(true);



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_openBrWindow(theURL,winName,features) { //v2.0

  window.open(theURL,winName,features);

}

function completo(obj,nombre,tipo){
	if(tipo=='int'){
		if ((obj.value=='')||(isNaN(obj.value))){
			return "\n* "+nombre+" debe ser completado con números.";
		}
		else {
			return "";
			}
	}
	else if(obj.value==''){
		return "\n* "+nombre+' debe ser completado.';
	}
	else {
		return "";
	}
}


//-------------------------------------------------

function emailvalido(obj,nombre) {
	msg="";
	if(obj.value!=""){
		var reg1 = /(@.*@)|(\.\.)|(@\.)|(\.@)|(^\.)/;
		var reg2 = /^.+\@(\[?)[a-zA-Z0-9\-\.]+\.([a-zA-Z]{2,4}|[0-9]{1,3})(\]?)$/;
		if (reg1.test(obj.value) || !reg2.test(obj.value)){
			msg= "\n* "+nombre+' es inválido.'
		}
	}
	return msg
}