function productSearchManufacturer() {
	if ($F('productsearch_manufacturer') > 0) {
	    $('productsearch_range_container').innerHTML = '<select id="productsearch_range" name="productsearch_range"><option value="-1">- Loading... -</option></select>';         
	    $('productsearch_product_container').innerHTML = '<select id="productsearch_product" name="productsearch_product"><option value="-1">- No products -</option></select>'; 
	    $('searchform').action = '';
	    new ajax ('/ajax_productsearch_ranges.html', {postBody: 'manufacturerId='+($F('productsearch_manufacturer')), update: $('productsearch_range_container')});     	} 
}  


function productSearchRange() {
	if ($F('productsearch_range') > 0) {
	    $('productsearch_product_container').innerHTML = '<select id="productsearch_product" name="productsearch_product"><option value="-1">- Loading... -</option></select>';         
	    new ajax ('/ajax_productsearch_products.html', {postBody: 'manufacturerId='+($F('productsearch_manufacturer'))+'&rangeId='+($F('productsearch_range')), update: $('productsearch_product_container')});     
	} 
} 


function productSearchProduct() {
	if ($F('productsearch_product') != -1) {        
	    $('searchform').action = $F('productsearch_product');
	} 
}