function askConfirm(txt,url)
{

    if (confirm(txt) == true)

	{

        document.location=url

    	return true;

    }

}



function popup(width, height, url)
{
	var width = width;
	var height = height;
	var top = (window.screen.height/2) - (height/2);
	var left = (window.screen.width/2) - (width/2);
	window.open(url,'Popup','height=' + height + ',width=' + width + ',top=' + top + ', left=' + left + 'scrollbars=yes,modal=1,location=0,menubar=0,resizable=1,toolbar=0,status=0');
}