function ResizeDivs()
        {
            var leftcol = document.getElementById('left-nav-column');
            var maincol = document.getElementById('sale-main-column');
            
            if (leftcol && maincol)
            {                          
                var leftHeight = document.getElementById('left-nav-column').offsetHeight;
                var mainHeight = document.getElementById('sale-main-column').offsetHeight;
                
                var height = Math.max(leftHeight, mainHeight);
                
                if (mainHeight > leftHeight )
                {
                    height -= 13;
                }
                
                leftcol.style.height = (height-5) + 'px';
                maincol.style.height = height + 'px';
                maincol.style.marginBottom = '30px';
            }
        }