bell345

function doMath()
{
    var mathCond = document.getElementById("mcond").value;
    if ((mathCond == "x") || (mathCond == "*") || (mathCond == "times") || (mathCond == "multiply"))
        var output = multiplyMath();
    else if ((mathCond == "+") || (mathCond == "add") || (mathCond == "plus"))
        var output = addMath();
    else if ((mathCond == "-") || (mathCond == "subtract") || (mathCond == "minus"))
        var output = subtractMath();
    else if ((mathCond == "/") || (mathCond == "divide"))