// JavaScript Document
function c(btn) {
        var test = btn.parentNode;
        for (var i = 0; i < 2; i++) {
            if (test.childNodes[i].tagName == "INPUT" & parseInt(test.childNodes[i].value) < 99) {
                test.childNodes[i].value = parseInt(test.childNodes[i].value) + 1;
            }
        }
    }
    function d(btn) {
        var test = btn.parentNode;
        for (var i = 0; i < 2; i++) {
            if (test.childNodes[i].tagName == "INPUT" & parseInt(test.childNodes[i].value) > 0) {
			
                test.childNodes[i].value = parseInt(test.childNodes[i].value) - 1;
            }
        }
    }