function popup(url, name, height, width, scrollbars)
{

    
	var popwin;
	"toolbar=yes,status=yes,location=yes,menubar=yes,resizable=yes,scrollbars=yes";
	
	    var opts = 
        "toolbar=yes,status=yes,location=yes,menubar=yes,resizable=yes,scrollbars=yes";

                popwin = window.open("", name,'width=622, height=400, left=0, top=0', opts );
		popwin.focus();
	
	popwin.location = url;
	
}