var CONST_DOC_LAYER = 0;
var CONST_DOC_IMAGE = 1;
var pageLeft = 0;
var pageTop = 0;

var isDOM = false;
var isDocAll = false;
var isDocW3C = false;
var isOpera = false;
var isOpera5 = false;
var isOpera6 = false;
var isOpera7 = false;
var isOpera8 = false;
var isOpera9 = false;
var isMSIE = false;
var isIE = false;
var isNC = false;
var isNC4 = false;
var isNC6 = false;
var isMozilla = false;
var isLayers = false;

var isWindows = false;
var isWin95NT = false;
var isMac = false;
var isMacPPC = false;
var isUnix = false;
var isIE5forMac = false;

var over = "over";
var out = "out";