function getMake()
{
    var url = 'index.php?controller=Default&action=AjaxLoadMake';
    var pars = 'AjaxAction=GetMake';
    
    var myAjax = new Ajax.Request(
        url, 
        {
            method: 'get', 
            parameters: pars, 
            onComplete: loadMake
        });
    
}

function getModel()
{
    var url = 'index.php?controller=Default&action=AjaxLoadModel';
    var make = $F('make');
    var pars = 'make='+make;
    
    var myAjax = new Ajax.Request(
        url, 
        {
            method: 'get', 
            parameters: pars, 
            onComplete: loadModel
        });
    
}

function loadMake(originalRequest)
{
	var result=originalRequest.responseText;
	var objMake=$('make')
	var objModel=$('model')
	
	FillDropDown(objMake,result);
   
	if(objMake.length == 0)
	{
		objModel.length=0;
		objModel.disabled = true;
		objMake.disabled = true;
	}
	else
	{
		objModel.disabled = false;
		objMake.disabled = false;
		getModel();
	}   

}
function loadModel(originalRequest)
{
	var result=originalRequest.responseText;
	var objModel=$('model')
	
	FillDropDown(objModel,result);
   
	if(objModel.length == 0)
	{
		objModel.length=0;
		objModel.disabled = true;
	}
	else
	{
		objModel.disabled = false;
	}   

}
function FillDropDown(objDDL,result )
{
	var i;
	var piArray = result.split(",");
       
	objDDL.length=0;
	for(i=0;i<piArray.length;i++)
	{
		var opt = piArray[i].toString();
		objDDL.options.add(new Option(opt,opt));
	}
}