function hora(root) {
	
	  var url = root + '/hora';
	
	  var req = false;
	  
	  // For Safari, Firefox, and other non-MS browsers
	  if (window.XMLHttpRequest) {
	  	
	    try {
	    	
	      req = new XMLHttpRequest();
	      
	    } 
		
		catch (e) {
	    	
	      req = false;
	      
	    }
	    
	  } 
	  
	  else if (window.ActiveXObject) {
	  	
	    // For Internet Explorer on Windows
	    
	    try {
	    	
	      req = new ActiveXObject("Msxml2.XMLHTTP");
	      
	    } 
		
		catch (e) {
	    	
	      try {
	      	
	        req = new ActiveXObject("Microsoft.XMLHTTP");
	        
	      } 
		  
		  catch (e) {
	      	
	        req = false;
	        
	      }
	      
	    }
	    
	  }
	 
	  if (req) {
	  	
	    // Synchronous request, wait till we have it all
	    req.open('GET', url, false);
	    
	    req.send(null);
	    
	    return req.responseText;
	    
	  } 
	  
	  else {
	  	
	      alert("Sorry, your browser does not support " +
	      "XMLHTTPRequest objects. This page requires " +
	      "Internet Explorer 5 or better for Windows, " +
	      "or Firefox for any system, or Safari. Other " +
	      "compatible browsers may also exist.");
	      
	  }
	  
}

function AjaxSemResp(url, metodo) {
	
	  var req = false;
	  // For Safari, Firefox, and other non-MS browsers
	  if (window.XMLHttpRequest) {
	    try {
	      req = new XMLHttpRequest();
	    } catch (e) {
	      req = false;
	    }
	  } else if (window.ActiveXObject) {
	    // For Internet Explorer on Windows
	    try {
	      req = new ActiveXObject("Msxml2.XMLHTTP");
	    } catch (e) {
	      try {
	        req = new ActiveXObject("Microsoft.XMLHTTP");
	      } catch (e) {
	        req = false;
	      }
	    }
	  }
	  if (req) {
	    // Synchronous request, wait till we have it all
	    
	    if (metodo == '0') {
	    
	       req.open('GET', url, false);
	       
        }
        
        else {

           req.open('POST', url, true);
        
        }
        
	    req.send(null);
	    
        resultado = req.responseText;
        
        resultado = decodeURIComponent(resultado);
        
        resultado = resultado.replace(/<.*?>/g,'');
	    
	  } else {
	  
	    alert("Sorry, your browser does not support " +
	      "XMLHTTPRequest objects. This page requires " +
	      "Internet Explorer 5 or better for Windows, " +
	      "or Firefox for any system, or Safari. Other " +
	      "compatible browsers may also exist.");
	    return;
	    
	  }
  
}

function ajaxPost(id, url) {

	  var req = false;
	  // For Safari, Firefox, and other non-MS browsers
	  if (window.XMLHttpRequest) {
	    try {
	      req = new XMLHttpRequest();
	    } catch (e) {
	      req = false;
	    }
	  } else if (window.ActiveXObject) {
	    // For Internet Explorer on Windows
	    try {
	      req = new ActiveXObject("Msxml2.XMLHTTP");
	    } catch (e) {
	      try {
	        req = new ActiveXObject("Microsoft.XMLHTTP");
	      } catch (e) {
	        req = false;
	      }
	    }
	  }
	 var element = document.getElementById(id);
	 if (!element) {
	  alert("Bad id " + id +
	   "passed to clientSideInclude." +
	   "You need a div or span element " +
	   "with this id in your page.");
	  return;
	 }
	  if (req) {
	    // Synchronous request, wait till we have it all
	    req.open('POST', url, true);
	    req.send(null);
	    element.innerHTML = req.responseText;
	  } else {
	    element.innerHTML =
	   "Sorry, your browser does not support " +
	      "XMLHTTPRequest objects. This page requires " +
	      "Internet Explorer 5 or better for Windows, " +
	      "or Firefox for any system, or Safari. Other " +
	      "compatible browsers may also exist.";
	  }

}


function ajax(id, url) {
	
	  var req = false;
	  // For Safari, Firefox, and other non-MS browsers
	  if (window.XMLHttpRequest) {
	    try {
	      req = new XMLHttpRequest();
	    } catch (e) {
	      req = false;
	    }
	  } else if (window.ActiveXObject) {
	    // For Internet Explorer on Windows
	    try {
	      req = new ActiveXObject("Msxml2.XMLHTTP");
	    } catch (e) {
	      try {
	        req = new ActiveXObject("Microsoft.XMLHTTP");
	      } catch (e) {
	        req = false;
	      }
	    }
	  }
	 var element = document.getElementById(id);
	 if (!element) {
	  alert("Bad id " + id + 
	   "passed to clientSideInclude." +
	   "You need a div or span element " +
	   "with this id in your page.");
	  return;
	 }
	  if (req) {
	    // Synchronous request, wait till we have it all
	    req.open('GET', url, false);
	    req.send(null);
	    element.innerHTML = req.responseText;
	  } else {
	    element.innerHTML =
	   "Sorry, your browser does not support " +
	      "XMLHTTPRequest objects. This page requires " +
	      "Internet Explorer 5 or better for Windows, " +
	      "or Firefox for any system, or Safari. Other " +
	      "compatible browsers may also exist.";
	  }
	  
}

function ajaxAlert(url, metodo) {
	
	  var req = false;
	  // For Safari, Firefox, and other non-MS browsers
	  if (window.XMLHttpRequest) {
	    try {
	      req = new XMLHttpRequest();
	    } catch (e) {
	      req = false;
	    }
	  } else if (window.ActiveXObject) {
	    // For Internet Explorer on Windows
	    try {
	      req = new ActiveXObject("Msxml2.XMLHTTP");
	    } catch (e) {
	      try {
	        req = new ActiveXObject("Microsoft.XMLHTTP");
	      } catch (e) {
	        req = false;
	      }
	    }
	  }
	  if (req) {
	    // Synchronous request, wait till we have it all
	    
	    if (metodo == '0') {
	    
	       req.open('GET', url, false);
	       
        }
        
        else {

           req.open('POST', url, true);
        
        }
        
	    req.send(null);
	    
        resultado = req.responseText;
        
        resultado = decodeURIComponent(resultado);
        
        resultado = resultado.replace(/<.*?>/g,'');
	    
	    alert(resultado);
	    
	  } else {
	  
	    alert("Sorry, your browser does not support " +
	      "XMLHTTPRequest objects. This page requires " +
	      "Internet Explorer 5 or better for Windows, " +
	      "or Firefox for any system, or Safari. Other " +
	      "compatible browsers may also exist.");
	    return;
	    
	  }
  
}