function popup(page,x,y,scroll){
		var win= null;
		var winl = (screen.width-x)/2;
		var wint = (screen.height-y)/2;
		var settings  ='height='+y+',';
		settings +='width='+x+',';
		settings +='top='+wint+',';
		settings +='left='+winl+',';
		settings +='scrollbars='+scroll+',';
		settings +='resizable=yes';
		win=window.open(page,"tore_popup",settings);
		if(parseInt(navigator.appVersion) >= 4){win.window.focus();}
	}