var newWin;

function openNewWindow(page)
{
    if (null != newWin && !newWin.closed) closeNewWindow();
    
    newWin=window.open(page,'','width=300,height=300,scrollbars=yes,resizable=yes,screenX=0,screenY=0,top=0,left=0,status=yes,menubar=yes,directories=yes,location=yes,toolbar=yes');

    newWin.focus();
}

function openNewWindowFullControl(page,width,height,scrollbars,resizable,screenX,screenY,top,left,status,menubar,directories,location,toolbar)
{
    if (null != newWin && !newWin.closed) closeNewWindow();

    var props = 'width=' +width +',height=' +height +',scrollbars=' +scrollbars +',resizable=' +resizable  +',screenX=' +screenX +',screenY=' +screenY +',top=' +top +',left=' +left +',status=' +status +',menubar=' +menubar +',directories=' +directories +',location=' +location +'toolbar=' +toolbar;

    newWin=window.open(page,'',props);

    newWin.focus();
}


function openNewWindowWH(page, width, height)
{
   if (null != newWin  && !newWin.closed)  closeNewWindow();

   var props = 'width=' +width +',height=' +height +',scrollbars=yes,resizable=yes,screenX=0,screenY=0,top=0,left=0,status=yes,menubar=yes,directories=yes,location=yes,toolbar=yes';

    newWin=window.open(page,'',props);

    newWin.focus();
}

function closeNewWindow()
{
   newWin.close();
   this.focus();
}