//<--

function fill_form(paramfeed, paramset)
{	
	var xmlHttp;	
	 
	try
    {       
		// Firefox, Opera 8.0+, Safari
		xmlHttp=new XMLHttpRequest();    
	}
  	catch (e)
    {       
		try
    	{           
			// Internet Explorer 
			xmlHttp=new ActiveXObject("Msxml2.XMLHTTP"); 
		}
    	catch (e)
    	{      
			try
   			{       
	 			xmlHttp=new ActiveXObject("Microsoft.XMLHTTP");        
			}
    		catch (e)
    		{        
			alert("Your browser does not support AJAX!");        
			return false;        
			}      
		}    
	}  
	
	//get the value of the dropdown
	var param_value = document.getElementById(paramfeed);
	var value = param_value.value;
	var url = "";
	document.getElementById("textonuevomodelos").style.color="#707070";
	document.getElementById("nuevomodelos").style.display="none";
	xmlHttp.onreadystatechange=function()
      {
      if(xmlHttp.readyState==3)
        {
			var formlemenet = document.getElementById(paramset).disabled=true;
        }
	  else if(xmlHttp.readyState==4)
        {
			document.getElementById("form_"+paramset).innerHTML=xmlHttp.responseText;
        }
      }
	if(value>0 && paramset=="modelos"){  
		var url2 = "select_"+paramfeed+".php?param="+paramset+"&value="+value;
		xajax_viewModelo(paramset,value);
		
	}
	if(value<0){  
		document.getElementById("nuevomodelos").style.display="block";
	}
	if(url){
		xmlHttp.open("GET",url,true);
    	xmlHttp.send(null);
	}
}