function submitProductsComparison(){

	var objForm = document.getElementById('cpbform');
	var cmpCtrls = getElementsByClass('ctrl_products_cmp');
	var cmpPrds = document.getElementById('comparison_products');
	cmpPrds.value = '';
	for(var cmp_k = cmpCtrls.length-1; cmp_k>=0; cmp_k--){
		if(!cmpCtrls[cmp_k].checked)continue;
		cmpPrds.value += ' '+cmpCtrls[cmp_k].value;
	}
	if ( cmpPrds.value != '' )objForm.submit();

}