function majax()
		{
			objetoAjax=false;
			try{
					objetoAjax=new ActiveXObject("Msxml2.XMLHTTP");
			   }
			 catch(e)  
			 	{
					try{
							objetoAjax=new ActiveXObject("Microsoft.XMLHTTP");
						}
					catch(E){objetoAjax=false;}	
				}
			if(!objetoAjax&& typeof XMLHttpRequest!='undefined'){objetoAjax= new XMLHttpRequest();}	
			
			return objetoAjax;
		}
		
function ver_articulo(aid)
		{
		var ajax=majax();		
		var url='/?page=tst';
		var cont=document.getElementById('vermas');
		ajax.open('get',url+'&AID='+aid,true);
		ajax.onreadystatechange=function(){
				if(ajax.readyState==4)
					{	if(ajax.status==200)
							{cont.innerHTML=ajax.responseText;}
						else
							{cont.innerHTML='Cargando...';}	
					}
			}
			ajax.send(null);	
		}

function cambio_articulo(aid)
                {
                var ajax=majax();
                var url='/?page=php_articulos';
                var cont=document.getElementById('cambio_articulo');
                ajax.open('get',url+'&AID='+aid,true);
                ajax.onreadystatechange=function(){
                                if(ajax.readyState==4)
                                        {       if(ajax.status==200)
                                                        {cont.innerHTML=ajax.responseText;}
                                                else
                                                        {cont.innerHTML='Cargando...';}
                                        }
                        }
                        ajax.send(null);
                }