function WIN_spawn(js_src,js_nam,js_wid,js_hgt,js_scroll,js_resize) {
	eval (js_nam + ' = window.open(js_src,js_nam, "toolbar=0,location=0,status=0,directories=0,menubar=0,scrollbars=" + js_scroll + ",resizable=" + (js_resize=="yes"?1:0) + ",maximize=0,width=" + js_wid + ",height=" + js_hgt + ",top=" + ((screen.height) ? (screen.height-js_hgt)/2 : 0) + ",left=" + ((screen.width) ? (screen.width-js_wid)/2 : 0))');
}