function initialize()
    {
        equal_columns();
    }

function equal_columns()
    {
        var leftcol = document.getElementById('leftcol');
        var rightcol = document.getElementById('rightcol');
        
        alert(leftcol.style.height);
    }

function NumbersOnly(e)
    {
        if(e.keyCode > 47 && e.keyCode < 58)
            {
                return true;
            }
        else
            {
                return false;
            }
    }