var objeto =new Array();
function POST_AJAX(url,variables,div_response,i)
{  	objeto[i] = false;
	if (window.XMLHttpRequest) { // Mozilla, Safari,...
	   objeto[i] = new XMLHttpRequest();
	   if (objeto[i].overrideMimeType) {
		objeto[i].overrideMimeType('text/xml');
	   }
	} else if (window.ActiveXObject) { // IE
	   try {
		  objeto[i] = new ActiveXObject("Msxml2.XMLHTTP");
	   } catch (e) {
		  try {
			 objeto[i] = new ActiveXObject("Microsoft.XMLHTTP");
		  } catch (e) {}
	   }
	}
	if (!objeto[i]) {
	   alert("No se puede crear la instancia XMLHTTP");
	   return false;
	}
	objeto[i].onreadystatechange = function(){
	 if ((objeto[i].readyState==4) && (objeto[i].status==200))                     
	   {	document.getElementById(div_response).innerHTML = objeto[i].responseText;    
	   }
	}  
	objeto[i].open("POST", url, true); 
	objeto[i].setRequestHeader("Content-type", "application/x-www-form-urlencoded"); 
	objeto[i].setRequestHeader("Content-length", variables.length);
	objeto[i].setRequestHeader("Connection", "close");
	objeto[i].send(variables); 
}
function read_info(p)
{	variables="p="+p;
	document.getElementById('information_div').innerHTML = '<center>Cargando...<br><img src="/admin/images/load_ajax.gif" width="51" height="7"/></center>';
	POST_AJAX('ajax/read_file.php', variables,'information_div',0);
} 
function comments_e(n,vars) 
{ 	if(n!=1)
	{	variables = 'n='+n+'&'+vars;
	}
	else
	{	var Formulario = document.getElementById('comments_frm');
		var longitudFormulario = Formulario.elements.length;
		var variables = "";
		var sepCampos = "";
		
		for (var i=0; i<=Formulario.elements.length-1; i++)
		 {	var str = Formulario.elements[i].value;
		 	do {	str = str.replace('&#160;','');
			} while(str.indexOf('&#160;') >= 0);
			
		 	variables += sepCampos+Formulario.elements[i].name + '=' + str;
			sepCampos="&";
		 }
		 variables += '&n=' + n +'&'+vars;
	}
	document.getElementById('comments_div').innerHTML = '<center>Cargando...<br><img src="/admin/images/load_ajax.gif" width="51" height="7"/></center>';
	POST_AJAX('ajax/comments_e.php', variables,'comments_div',1);
}
function getcomments_e(n,vars) 
{ 	if(n!=1)
	{	variables = 'n='+n+'&'+vars;
	}
	else
	{	var Formulario = document.getElementById('comments_frm');
		var longitudFormulario = Formulario.elements.length;
		var variables = "";
		var sepCampos = "";
		
		for (var i=0; i<=Formulario.elements.length-1; i++)
		 {	var str = Formulario.elements[i].value;
		 	do {	str = str.replace('&#160;','');
			} while(str.indexOf('&#160;') >= 0);
			
		 	variables += sepCampos+Formulario.elements[i].name + '=' + str;
			sepCampos="&";
		 }
		 variables += '&n=' + n +'&'+vars;
	}
	document.getElementById('getcomments_div').innerHTML = '<center>Cargando...<br><img src="/admin/images/load_ajax.gif" width="51" height="7"/></center>';
	POST_AJAX('ajax/get_comments.php', variables,'getcomments_div',2);
}