function ajaxpage(url, containerid){
	document.getElementById(containerid).style.display="block";
	var page_request = false
	if (window.XMLHttpRequest) // if Mozilla, Safari etc
		page_request = new XMLHttpRequest()
	else if (window.ActiveXObject){ // if IE
		try {
			page_request = new ActiveXObject("Msxml2.XMLHTTP")
		} 
		catch (e){
		try{
			page_request = new ActiveXObject("Microsoft.XMLHTTP")
		}
		catch (e){}
		}
	}
	else
	return false
	page_request.onreadystatechange=function(){
	loadpage(page_request, containerid)
	}
	page_request.open('GET', url, true)
	page_request.send(null)
	}
	
	function loadpage(page_request, containerid){
		if (page_request.readyState == 4 && (page_request.status==200 || window.location.href.indexOf("http")==-1))
		document.getElementById(containerid).innerHTML=page_request.responseText
	}
	
	function loadobjs(){
	if (!document.getElementById){
	return;
	}
	for (i=0;i<arguments.length;i++){
	var file=arguments[i]
	var fileref=""
	if (loadedobjects.indexOf(file)==-1){ //Check to see if this object has not already been added to page before proceeding
	if (file.indexOf(".js")!=-1){ //If object is a js file
	fileref=document.createElement('script')
	fileref.setAttribute("type","text/javascript");
	fileref.setAttribute("src", file);
	}
	else if (file.indexOf(".css")!=-1){ //If object is a css file
	fileref=document.createElement("link")
	fileref.setAttribute("rel", "stylesheet");
	fileref.setAttribute("type", "text/css");
	fileref.setAttribute("href", file);
	}
	}
	if (fileref!=""){
	document.getElementsByTagName("head").item(0).appendChild(fileref)
	loadedobjects+=file+" " //Remember this object as being already added to page
	}
	}
}
		
function ocultajax(containerid){
	document.getElementById(containerid).style.display="none";
}