// Javascript PopUp Function
function openwin(url,wid,height) 
{
var xwin,ywin,s;
    if ( window.screen )
    {
        xwin = (screen.width-400)/2;
        ywin = (screen.height-300)/3;
    }
    else
    {
        xwin = 100;
        ywin = 100;
    }
    s = "width=" + wid + ",height=" + height + ",left=" + xwin + ",top=" + ywin;
	window.open(url,'script', s + "toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=no,resizable=no,copyhistory=no");
}