// JavaScript Document

//Funciones para las imagenes 
//--------------------------------------------------------------------------------------------------

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_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_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];}}
}//----------------------------------------------------------------------------------------------------

//Cambia el color de la celda
function mOvr(src,clrOver) 
  {
    if (!src.contains(event.fromElement)) 
    {
	    src.style.cursor = 'hand';
	    src.bgColor = clrOver;
	  }
  }
  function mOut(src,clrIn) 
  {
	  if (!src.contains(event.toElement)) 
	  {
	    src.style.cursor = 'default';
	    src.bgColor = clrIn;
	  }
  }
   function mClk(src) 
  {
    if(event.srcElement.tagName=='TD')
    {
	    src.children.tags('A')[0].click();
    }
  }
 //-------------------------------------------------------------------------------------
 
 /***************************************************/
/* Validaciones gnerales para el contacto          */
/***************************************************/

function vContacto (email,nombre,mensaje,ciudad)
{
	document.Contacto.Error.value=""
	if(nombre == "" )
	{			
			document.Contacto.Error.value+="El Nombre es un dato requerido.|";
	}
	if(ciudad == "" )
	{			
			document.Contacto.Error.value+="La Ciudad es un dato requerido.|";
			}
	if(email == "" )
	{		
			document.Contacto.Error.value+="El E-mail es un dato requerido.|";
			}
	else
	{
		if(!validaEMail(email))
		{
			document.Contacto.Error.value+="El E-mail proporcinado no es válido.|";
		}
	}

	if(mensaje == "")
	{	
		document.Contacto.Error.value+="No ha escrito ningún comentario.|";
	}

	if(document.Contacto.Error.value == "")
		return true;
	else
		return false;
}




/***************************/
/*   Valida Formato Email  */
/***************************/
function validaEMail(emailStr) 
{
	var emailPat=/^(.+)@(.+)$/ 
	var specialChars="\\(\\)<>@,;:\\\\\\\"\\.\\[\\]" 
	var validChars="\[^\\s" + specialChars + "\]" 
	var quotedUser="(\"[^\"]*\")" 
	var ipDomainPat=/^\[(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})\]$/
	var atom=validChars + '+'
	var word="(" + atom + "|" + quotedUser + ")"
	var userPat=new RegExp("^" + word + "(\\." + word + ")*$")
	var domainPat=new RegExp("^" + atom + "(\\." + atom +")*$")
	var matchArray=emailStr.match(emailPat)
	if (matchArray==null) 
		return false
	var user=matchArray[1]
	var domain=matchArray[2]
	if (user.match(userPat)==null) 
		return false
	var IPArray=domain.match(ipDomainPat)
	if (IPArray!=null) 
	{
		for (var i=1;i<=4;i++) 
		{
			if (IPArray[i]>255) 
				return false
		}
		return true
	}
	var domainArray=domain.match(domainPat)
	if (domainArray==null) 
		return false

	var atomPat=new RegExp(atom,"g")
	var domArr=domain.match(atomPat)
	var len=domArr.length
	if (domArr[domArr.length-1].length<2 || domArr[domArr.length-1].length>3) 
		return false
		
	if (len<2) 
		return false

	return true;
}