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function Filter(a, b) { var $ = function(e) { return document.getElementById(e); } var ipts = $('filterForm').getElementsByTagName('input'), result = []; for (var i = 0, l = ipts.length; i < l; i++) { if (ipts[i].getAttribute('to') == 'filter') { result.push(ipts[i]); } } if ($(a)) { $(a).value = b; for (var j = 0, len = result.length; j < len; j++) { if (result[j].value == '' || result[j].value == '0') { result[j].parentNode.removeChild(result[j]); } } document.forms['filterForm'].submit(); } return false; }