var newwindow;
function poptastic(url)
{
	newwindow=window.open(url,'name','height=100,width=400');
	if (window.focus) {newwindow.focus()}
}
var newwindowx;
function popup(url,width,height,name,scrollbars)
{
	newwindowx=window.open(url,''+name+'','scrollbars='+scrollbars+',height='+height+',width='+width+',top=' + (screen.height-height)/2 + ',left=' + (screen.width-width)/2 + ',resizable=yes');
	if (window.focus) {
		newwindowx.focus()
	}
}