//   <script type="text/javascript" language="javascript">
function jsfPopUp(strTarget, strWinName, strLocation, strLeft, strTop, strHeight, strWidth) {
    / how to determine center coordinates ?? */
    var leftVal = (500 - screen.width) / 2;
    var topVal = (380 - screen.height) / 2;

    var strOptions = "left=" + strLeft + ",top=" + strTop + ",width=" + strWidth + ",height=" + strHeight
         + ",toolbar=0, menubar=0," + "scrollbars=0, resizable=0,location=0, directories=0, status=0"
    if (strLocation == "CENTER") {

    }
    else {

        window.open(strTarget, strWinName, strOptions);
    }
}

function greg
{
window.open("http://www.cnn.com","test",
}

function jsfNewWin(strTarget, strWinName) {
    / how to determine center coordinates ?? */


    var strOptions = "left=0,top=0,width=500,height=400"
         + ",toolbar=1, menubar=1," + "scrollbars=1, resizable=1,location=0, directories=0, status=1"


        window.open(strTarget, strWinName, strOptions);
    
}


function grayOut(vis, options) {
    // Pass true to gray out screen, false to ungray
    // options are optional. This is a JSON object with the following (optional) properties
    // opacity:0-100 // Lower number = less grayout higher = more of a blackout 
    // zindex: # // HTML elements with a higher zindex appear on top of the gray out
    // bgcolor: (#xxxxxx) // Standard RGB Hex color code
    // grayOut(true, {'zindex':'50', 'bgcolor':'#0000FF', 'opacity':'70'});
    // Because options is JSON opacity/zindex/bgcolor are all optional and can appear
    // in any order. Pass only the properties you need to set.
    var options = options || {};
    var zindex = options.zindex || 50;
    var opacity = options.opacity || 70;
    var opaque = (opacity / 100);
    
    var bgcolor = options.bgcolor || '#000000';
    var dark = document.getElementById('darkenScreenObject');
    if (!dark) {
        // The dark layer doesn't exist, it's never been created. So we'll
        // create it here and apply some basic styles.
        // If you are getting errors in IE see: http://support.microsoft.com/default.aspx/kb/927917
        var tbody = document.getElementsByTagName("body")[0];
        var tnode = document.createElement('div'); // Create the layer.
        tnode.style.position = 'absolute'; // Position absolutely
        tnode.style.top = '0px'; // In the top
        tnode.style.left = '0px'; // Left corner of the page
        tnode.style.overflow = 'hidden'; // Try to avoid making scroll bars 
        tnode.style.display = 'none'; // Start out Hidden
        tnode.id = 'darkenScreenObject'; // Name it so we can find it later
        tbody.appendChild(tnode); // Add it to the web page
        dark = document.getElementById('darkenScreenObject'); // Get the object.
    }
    if (vis) {
        // Calculate the page width and height 
        if (document.body && (document.body.scrollWidth || document.body.scrollHeight)) {
            var pageWidth = document.body.scrollWidth + 'px';
            var pageHeight = document.body.scrollHeight + 'px';
        } else if (document.body.offsetWidth) {
            var pageWidth = document.body.offsetWidth + 'px';
            var pageHeight = document.body.offsetHeight + 'px';
        } else {
            var pageWidth = '100%';
            var pageHeight = '100%';
        }
        //set the shader to cover the entire page and make it visible.
        dark.style.opacity = opaque;
        dark.style.MozOpacity = opaque;
        dark.style.filter = 'alpha(opacity=' + opacity + ')';
        dark.style.zIndex = zindex;
        dark.style.backgroundColor = bgcolor;
        dark.style.width = pageWidth;
        dark.style.height = pageHeight;
        dark.style.display = 'block';
    } else {
        dark.style.display = 'none';
    }
}