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- function image_load (src) {
- var i=new Image;
- i.src=src;
- return i;
- }
-
-
- function image_change (img, lib, ref) {
- if (!document.images)
- return;
- if ( document.images[img] )
- document.images[img].src = lib[ref].src;
- }
-
- function layer_image_change (div, img, lib, ref) {
- var i;
-
- if (!document.images)
- return;
-
- if (document.layers)
- i = document.layers[div].document.images;
- else
- i = document.all[div].document.images;
-
- i[img].src = lib[ref].src;
- }
-
- function layer_object(name) {
- if (document.layers) {
- if (document.layers[name])
- return document.layers[name];
- } else {
- if (document.all[name])
- return document.all[name];
- }
- }
-
- function layer_size_x (name) {
- if (document.layers) {
- if (document.layers[name])
- return document.layers[name].clip.width;
- } else {
- if (document.all[name])
- return document.all[name].offsetWidth;
- }
- }
-
- function layer_size_y (name) {
- if (document.layers) {
- if (document.layers[name])
- return document.layers[name].clip.height;
- } else {
- if (document.all[name])
- return document.all[name].offsetHeight;
- }
- }
-
- function layer_x(name) {
- if (document.layers) {
- if (document.layers[name])
- return document.layers[name].pageX;
- } else {
- if (document.all[name]) {
- var obj = document.all[name];
- var sum = 0;
- do
- sum += obj.offsetLeft;
- while ( (obj = obj.offsetParent) );
- return sum;
- }
- }
- }
-
- function layer_y(name) {
- if (document.layers) {
- if (document.layers[name])
- return document.layers[name].pageY;
- } else {
- if (document.all[name] && document.all[name].style)
- var obj = document.all[name];
- var sum = 0;
- do
- sum += obj.offsetTop;
- while ( (obj = obj.offsetParent) );
- return sum;
- }
- }
-
- function layer_move (name,x,y) {
- if (document.layers) {
- if (document.layers[name]) {
- document.layers[name].pageX = document.layers[name].left - document.layers[name].pageX + x;
- document.layers[name].pageY = document.layers[name].top - document.layers[name].pageY + y;
- }
- } else {
- if (document.all[name]) {
- var obj = document.all[name];
- var xsum = 0;
- var ysum = 0;
- while ( (obj = obj.offsetParent) ) {
- xsum += obj.offsetLeft;
- ysum += obj.offsetTop;
- }
-
- document.all[name].style.left = x-xsum;
- document.all[name].style.top = y-ysum;
- }
- }
- }
-
- function layer_show (name) {
- if (document.layers) {
- if (document.layers[name])
- document.layers[name].visibility = "show";
- } else {
- if (document.all[name] && document.all[name].style)
- document.all[name].style.visibility = "visible";
- }
- }
-
- function layer_hide (name) {
- if (document.layers) {
- if (document.layers[name])
- document.layers[name].visibility = "hide";
- } else {
- if (document.all[name] && document.all[name].style)
- document.all[name].style.visibility = "hidden";
- }
- }
-
- function window_width() {
- if ( navigator_explorer() )
- return document.body.offsetWidth;
- if ( navigator_netscape() )
- return window.innerWidth+4;
- }
-
- function window_height() {
- if ( navigator_explorer() )
- return document.body.offsetHeight;
- if ( navigator_netscape() )
- return window.innerHeight;
- }
-
-
- function navigator_explorer() {
- return ( navigator.appName.indexOf('Explorer') != -1);
- }
-
- function navigator_netscape() {
- return ( navigator.appName.indexOf('Netscape') != -1);
- }
-