//********************************************************************
var Xmd="";
var Ymd="";
var isNav = (navigator.appName.indexOf("Netscape") !=-1);
function handlerMD(e){
Xmd = (isNav) ? e.pageX : event.clientX
Ymd = (isNav) ? e.pageY : event.clientY
}
if (isNav){
//document.captureEvents(Event.MOUSEMOVE);
document.captureEvents(Event.MOUSEDOWN);
//document.captureEvents(Event.MOUSEOVER);
//document.captureEvents(Event.MOUSEUP);
//document.captureEvents(Event.DBLCLICK);
}
//document.onmouseover = handlerMO;
document.onmousedown = handlerMD;
//document.onmouseup = handlerMU;
//document.onmousemove = handlerMM;
//document.ondblclick = handlerDC;

/**********************************************************************************************/
  
function nuevoAjax(){ 
	var xmlhttp=false; 
	try 
	{ 
		// Creacion del objeto AJAX para navegadores no IE
		xmlhttp=new ActiveXObject("Msxml2.XMLHTTP"); 
	}
	catch(e)
	{ 
		try
		{ 
			// Creacion del objet AJAX para IE 
			xmlhttp=new ActiveXObject("Microsoft.XMLHTTP"); 
		} 
		catch(E) { xmlhttp=false; }
	}
	if (!xmlhttp && typeof XMLHttpRequest!='undefined') { xmlhttp=new XMLHttpRequest(); } 

	return xmlhttp; 
   }


function agranda_imagen(src,div,clase){
	var capa=document.getElementById(div);
	capa.innerHTML="<img src='"+src+"' class='"+clase+"' />";
	}
	

function control_mail(mail)
  {
  var filter=/^[A-Za-z][A-Za-z0-9_.]*@[A-Za-z0-9_]+\.[A-Za-z0-9_.]+[A-za-z]$/;
  if (mail.length == 0 ){ 
    return true;
	}
  else{
    if (filter.test(mail)){
      return false;
	  }
    else{
	  return true;
	  }
	}  
  }

function control(frm){
  var indice = frm.habitacion.selectedIndex;
	
  if(frm.habitacion.options[indice].value=="")
    {
	alert("Please, select a room");
	frm.habitacion.focus();
	return false;
	}
 
  var indice = frm.personas.selectedIndex;
  if(frm.personas.options[indice].value=="")
    {
	alert("Please, select number of persons");
	frm.personas.focus();
	return false;
	}
 
 if(frm.nombre.value=="")
    {
	alert("Name is compulsory")
	frm.nombre.focus();
	return false;
	}
 
 if(frm.nombre.apellidos=="")
    {
	alert("")
	frm.apellidos.focus();
	return false;
	}
 		
  
  if(frm.mail.value=="")
    { 
	alert("An e-mail address is compulsory");
    frm.mail.focus();
	return false;
    }
  else
    {
    if(frm.mail.value!=frm.mail2.value)
      { 
	  alert("E-mail addresses do not coincide");
      frm.mail.focus();
	  return false;
      }
    else
	  {
	  resp=control_mail(frm.mail.value);
      if(resp==true)
        {
	    alert("Incorrect e-mail address")
	    frm.mail.focus();
	    return false;
	    }
      }
	}
  }