// JavaScript Document
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_nbGroup(event, grpName) { //v6.0
  var i,img,nbArr,args=MM_nbGroup.arguments;
  if (event == "init" && args.length > 2) {
    if ((img = MM_findObj(args[2])) != null && !img.MM_init) {
      img.MM_init = true; img.MM_up = args[3]; img.MM_dn = img.src;
      if ((nbArr = document[grpName]) == null) nbArr = document[grpName] = new Array();
      nbArr[nbArr.length] = img;
      for (i=4; i < args.length-1; i+=2) if ((img = MM_findObj(args[i])) != null) {
        if (!img.MM_up) img.MM_up = img.src;
        img.src = img.MM_dn = args[i+1];
        nbArr[nbArr.length] = img;
    } }
  } else if (event == "over") {
    document.MM_nbOver = nbArr = new Array();
    for (i=1; i < args.length-1; i+=3) if ((img = MM_findObj(args[i])) != null) {
      if (!img.MM_up) img.MM_up = img.src;
      img.src = (img.MM_dn && args[i+2]) ? args[i+2] : ((args[i+1])? args[i+1] : img.MM_up);
      nbArr[nbArr.length] = img;
    }
  } else if (event == "out" ) {
    for (i=0; i < document.MM_nbOver.length; i++) {
      img = document.MM_nbOver[i]; img.src = (img.MM_dn) ? img.MM_dn : img.MM_up; }
  } else if (event == "down") {
    nbArr = document[grpName];
    if (nbArr)
      for (i=0; i < nbArr.length; i++) { img=nbArr[i]; img.src = img.MM_up; img.MM_dn = 0; }
    document[grpName] = nbArr = new Array();
    for (i=2; i < args.length-1; i+=2) if ((img = MM_findObj(args[i])) != null) {
      if (!img.MM_up) img.MM_up = img.src;
      img.src = img.MM_dn = (args[i+1])? args[i+1] : img.MM_up;
      nbArr[nbArr.length] = img;
  } }
}
function sobre_tabla(td,color){td.style.cursor='hand';td.bgColor=color;}
function fuera_de_tabla(td,color){td.style.cursor='default';td.bgColor=color;}

function validateForm() {
	var formObj = 'document.form1';		
	arrayLen = formElement.length;
	//validation routine
	for (a = 0; a < arrayLen; a++) {
		if (eval(formObj+'.'+formElement[a])) {
			if (eval(formObj+'.'+formElement[a]).name.indexOf("mail") > -1){
				 if (checkEmail(eval(formObj+'.'+formElement[a]).value) == false) {
				 return false;
				 }
			}
			if (!eval(formObj+'.'+formElement[a]).value){
				msg(alertMsg[a]);
				location.hash = "#";
				eval(formObj+'.'+formElement[a]).focus();
				return false;
				}
			}
		}
	//submitting data
	eval(formObj).submit();
}

function msg(txt) {
	txt_ = "<div class='msgLbl' align='center'>"+txt+"</div>";
	document.getElementById('alertDiv').innerHTML = txt_
	if (txt != "") {
		setTimeout ('clearMsg()', 10000);
		}
	}

function clearMsg() {
	document.getElementById('alertDiv').innerHTML = "&nbsp;";	
	}
	
function setWindow(){
	window.focus();
	self.resizeTo(document.body.scrollWidth+30, document.body.scrollHeight-20 );
	}

function showComments(id, blg, com) {
	frmStatus = document.getElementById('frameStatus_'+id).value;
	if (frmStatus == 0 ) { 
		document.getElementById('showComments_'+id).innerHTML = "<iframe allowtransparency='yes' frameborder='0' src='blog_.asp?tid="+id+"&blogId="+blg+"' align='middle' id='commentsFrame"+id+"'  scrolling='no' marginheight='0' marginwidth='0' class='iframe' >";
		document.getElementById('frameStatus_'+id).value = 1;
		} else {
		document.getElementById('showComments_'+id).innerHTML = "";
		document.getElementById('frameStatus_'+id).value = 0;
		}
	
}

function showComments_(id, blg, com) {
	frmStatus = 0
	if (frmStatus == 0 ) { 
		document.getElementById('showComments_'+id).innerHTML = "<iframe allowtransparency='yes' frameborder='0' src='blog_.asp?tid="+id+"&blogId="+blg+"&hash="+com+"' align='middle' id='commentsFrame"+id+"' marginheight='0' marginwidth='0' scrolling='no' width='500'>";
		document.location.hash ="topico"+id;
		document.getElementById('frameStatus_'+id).value = 1;
		} else {
		document.getElementById('showComments_'+id).innerHTML = "";
		document.getElementById('frameStatus_'+id).value = 0;
		}
	
}

function checkIt(string){
	var detect = navigator.userAgent.toLowerCase();
	place = detect.indexOf(string) + 1;
	thestring = string;
	return place;
	}
	
function resizeFrame(id) {
		if (checkIt('opera')){	
		
		parent.document.getElementById('commentsFrame'+id).height = document.body.scrollHeight+20;
 		}
 	parent.document.getElementById('commentsFrame'+id).height = document.body.scrollHeight+20;
	}

function comprobarClave(){
	if (document.form1.pwd_) {
		if ((document.form1.pwd.value != "" ) && (document.form1.pwd.value != document.form1.pwd_.value)){
			msg("Las contraseñas deben de coincidir en ambos campos.")
			location.hash = "#";
			return false;
			} else  {
			if ((document.form1.pwd.value != "" ) && (document.form1.pwd.value.length < 6 )) {
				msg("Su contraseña debe de ser mayor de 6 caracteres.");
				location.hash = "#";
				return false;
				}
			return true;
			}
		}
	}

function checkEmail(email) {
	if (/^\w+([\.-]?\w+)*@\w+([\.-]?\w+)*(\.\w{2,3})+$/.test(email)) {
		return true;
		} else {
		alert("Debe introducir una dirección de correo válida")
		location.hash = "#";
		return false;
		}
}		

function showImgPreview(obj, imgName) {
	document.getElementById(imgName).src = obj.value;
	}

function checkIt(string){
	var detect = navigator.userAgent.toLowerCase();
	place = detect.indexOf(string) + 1;
	thestring = string;
	return place;
	}
function setBlogImage() {
	if (checkIt('explorer')) {
		document.getElementById('blogImage').style = "height:120px"
	} else {
		document.getElementById('blogImage').style = "max-height:120px"
	}
}