var DHTML = (document.getElementById || document.all || document.layers);
    
    function ap_getObj(name)
    {
        if (document.getElementById) 
        {
            return document.getElementById(name).style;
        }
        else if (document.all) 
        {
            return document.all[name].style;
        } 
        else if (document.layers) 
        {
            return document.layers[name];
        }
    } 
    
    function toggleTbody(id)
    {
        if (document.getElementById) {
            var tbod = document.getElementById(id);
            if (tbod && typeof tbod.className == 'string') {
                if (tbod.className == 'off') {
                    tbod.className = 'on';
                } else {
                    tbod.className = 'off';
                }
            }
        }
        return false;
    }


function FilterNumeric()
{
    var re;
    //alert (event.keyCode) ;
    if (event.keyCode<48)
    {
        event.returnValue=false;
    }
    if (event.keyCode>57)
    {	
        if (event.keyCode!=190)
        {
            event.returnValue=false;
        }
    }
}

    function ap_showWaitMessage(div,flag)
    {
        if (!DHTML)
            return;
        var x = ap_getObj(div);
        x.width = '100%';
        x.height = '100%';
        x.visibility = (flag) ? 'visible':'hidden';
        if(! document.getElementById)
            if(document.layers)
                x.left=280/2;
        return true;
    }