//------------------------------------------------
function showpopup(url)
{
	h = screen.height -100
	w = screen.width - 100
	showDialog('popup.php?' + url, w, h);
}

//------------------------------------------------
function showDialog(url, width, height)
{
	return showWindow(url, false,false, true, true, false, false, false, true, true, width, height, 0, 0);
}
//------------------------------------------------
function showWindow(url, isStatus,isMenubar, isResizeable, isScrollbars, isToolbar, isLocation, isFullscreen, isTitlebar, isCentered, width, height, top, left)
{
	if (isCentered)
	{
		top = 0;
		left = (screen.width - width) / 2;
	}

	open(url, '_blank', 'status=' + (isStatus ? 'yes' : 'no') + ','
	+ 'menubar=' + (isMenubar ? 'yes' : 'no') + ','								 
	+ 'resizable=' + (isResizeable ? 'yes' : 'no') + ','
	+ 'scrollbars=' + (isScrollbars ? 'yes' : 'no') + ','
	+ 'toolbar=' + (isToolbar ? 'yes' : 'no') + ','
	+ 'location=' + (isLocation ? 'yes' : 'no') + ','
	+ 'fullscreen=' + (isFullscreen ? 'yes' : 'no') + ','
	+ 'titlebar=' + (isTitlebar ? 'yes' : 'no') + ','
	+ 'height=' + height + ',' + 'width=' + width + ','
	+ 'top=' + top + ',' + 'left=' + left);
}