// JavaScript Document

function cambiafoto(name,stado,ext,bajar,nameIMG)
{
	ruta = "http://www.karmafilms.es/blog/";
	
	imgFoto = name;
	
	if(nameIMG)
	{
		imgFoto = nameIMG 	
	}
	
	if(bajar)
	{
		ruta = "../";
	}
	document.images[imgFoto].src = ruta+"images/"+name+stado+"."+ext;
}


function getXMLHttpRequest(){
   var Versiones = [ "MSXML2.XMLHttp.5.0", "MSXML2.XMLHttp.4.0","MSXML2.XMLHttp.3.0", "MSXML2.XMLHttp","Microsoft.XMLHttp"];
	 var aVersions = [ "MSXML2.XMLHttp.5.0", "MSXML2.XMLHttp.4.0","MSXML2.XMLHttp.3.0", "MSXML2.XMLHttp","Microsoft.XMLHttp"]; 
   if (window.XMLHttpRequest){
      return new XMLHttpRequest();
   }
   else if(window.ActiveXObject){
      for(var i = 0; i < aVersions.length; i++){
         try{
            var oXmlHttp = new ActiveXObject(aVersions[i]);
            return oXmlHttp;
         }
         catch(error){
      
         }
      }
   }
}


function controlBoletin()
{
	formu = document.fBoletin;
	
	if((formu.mail.value != "")&&(formu.mail.value != "email")&&(formu.password.value != "")&&(formu.password.value != "contraseņa"))
	{
		
		var xmlhttp = getXMLHttpRequest();
		
		xmlhttp.onreadystatechange = function() 
		{
			if (xmlhttp.readyState == 4) 
			{
				document.getElementById("datosBoletin").innerHTML = xmlhttp.responseText;
			}
		}
		
		xmlhttp.open("POST", "blog_insertBoletin.php", true);
		xmlhttp.setRequestHeader("Content-Type", "application/x-www-form-urlencoded"); 
		xmlhttp.send("email="+formu.mail.value+"&pwd="+formu.password.value);
		
		
	}
}

function backBoletin()
{
	html = '<form name="fBoletin" method="post">'
			+ '<fieldset>'
				+ '<label>'
					+ '<input type="text" name="mail" value="email" />'
				+ '</label>'
				+ '<label>'
					+ '<input type="password" name="password" value="" />'
				+ '</label>'
					+ '<a href="javascript:controlBoletin();" onmouseover="cambiafoto(\'altaboletin\',\'on\',\'jpg\')" onmouseout="cambiafoto(\'altaboletin\',\'\',\'jpg\')"><img src="http://www.karmafilms.es/blog/images/altaboletin.jpg" border=0 name="altaboletin" /></a>'
			+ '</fieldset>'
			+ '</form>';
	
	document.getElementById("datosBoletin").innerHTML = html;
	
}