var newwindow;
function poptastic(url)
{
	var winl=(screen.width-1024) / 2;
	var wint=(screen.height-768) / 2;
	newwindow=window.open(url,'name',"height=620,width=750,top="+wint+",left="+winl+"")
	if (window.focus) {newwindow.focus()}
}
function poptastic2(url)
{
	var winl=(screen.width-1024) / 2;
	var wint=(screen.height-768) / 2;
	newwindow=window.open(url,'name',"height=560,width=750,top="+wint+",left="+winl+"")
	if (window.focus) {newwindow.focus()}
}