var ajax = new Array();

function getManufacturersList(sel)
{
	var manufacturerCode = sel.options[sel.selectedIndex].value;
	document.getElementById('v_modely').options.length = 0;	// Empty city select box

		var index = ajax.length;
		ajax[index] = new sack();

		ajax[index].requestFile = '/vyhledavani.php?manufacturerCode='+manufacturerCode;	// Specifying which file to get
		ajax[index].onCompletion = function(){ createModels(index) };	// Specify function that will be executed after file has been found
		ajax[index].runAJAX();		// Execute AJAX function

}

function createModels(index)
{
	var obj = document.getElementById('v_modely');
	eval(ajax[index].response);	// Executing the response from Ajax as Javascript code
}