//Open popup window
function InvokePopupWindow(url, title)
{    
    var w = 800, h = 600;

    if (document.all || document.layers) {
       w = screen.availWidth;
       h = screen.availHeight;
    }

    var popWidth = 800, popHeight = 600;

    var leftPos = (w-popWidth)/2, topPos = (h-popHeight)/2;

    var popWindow = window.open(url, title,'scrollbars=1,menubars=0,location=0,status=0,titlebar=0,toolbar=0,left=' + leftPos + ',top=' + topPos + ',height=' + popHeight + ',width=' + popWidth + ',resizable=1,modal=0');
    popWindow.focus();
 }
 
 function InvokePrintableWindow(url, title)
{    
    var w = 480, h = 600;

    if (document.all || document.layers) {
       w = screen.availWidth;
       h = screen.availHeight;
    }

    var popWidth = 900, popHeight = 600;

    var leftPos = (w-popWidth)/2, topPos = (h-popHeight)/2;

    var popWindow = window.open(url, title,'scrollbars=1,menubars=0,location=0,status=0,titlebar=0,toolbar=1,left=' + leftPos + ',top=' + topPos + ',height=' + popHeight + ',width=' + popWidth + ',resizable=1,modal=0');
    popWindow.focus();
 }