--- /dev/null
+// -*- Java -*-
+//
+// Overlay.js, adapted from Floating image II on dynamicdrive.com
+/* Usage:
+<html>
+<head>
+<script LANGUAGE="JavaScript1.2" src="overlay.js"></script>
+...rest of head...
+</head>
+<body onload="overlaySetup(corner)">
+<div id="overlayDiv" STYLE="position:absolute;visibility:visible;">
+...body of overlay...
+</div>
+...rest of page...
+*/
+
+var overlayNS4 = document.layers ? 1 : 0;
+var overlayIE = document.all ? 1 : 0;
+var overlayNS6 = document.getElementById && !document.all ? 1 : 0;
+
+var overlayPadX = 15;
+var overlayPadY = 15;
+var overlayDelay = 60;
+
+var overlayCorner = 'ur'; // ul, ll, ur, lr, uc, lc, cl, cr
+
+function overlayRefresh() {
+ var overlayLx = 0;
+ var overlayLy = 0;
+
+ var overlayX = 0;
+ var overlayY = 0;
+ var overlayW = 0;
+ var overlayH = 0;
+ var contentH = 0;
+
+ var links = document.getElementsByTagName("body")[0];
+
+ if (overlayIE) {
+ overlayLx = document.body.clientWidth;
+ overlayLy = document.body.clientHeight;
+
+ if (document.body.parentElement) {
+ // For IE6
+ overlayLx = document.body.parentElement.clientWidth;
+ overlayLy = document.body.parentElement.clientHeight;
+ }
+
+ overlayH = overlayDiv.offsetHeight;
+ overlayW = body.offsetWidth; // overlayDiv.offsetWidth;
+ contentH = body.offsetHeight;
+ } else if (overlayNS4) {
+ overlayLy = window.innerHeight;
+ overlayLx = window.innerWidth;
+ overlayH = document.overlayDiv.clip.height;
+ overlayW = body.clip.width; // document.overlayDiv.clip.width;
+ contentH = body.clip.height;
+ } else if (overlayNS6) {
+ var odiv = document.getElementById('overlayDiv');
+
+ overlayLy = window.innerHeight;
+ overlayLx = window.innerWidth;
+ overlayH = odiv.offsetHeight;
+ overlayW = odiv.offsetWidth; // body.offsetWidth;
+ contentH = odiv.offsetHeight;
+ }
+
+ if (overlayCorner == 'ul') {
+ overlayX = overlayPadX;
+ overlayY = overlayPadY;
+ } else if (overlayCorner == 'cl') {
+ overlayX = overlayPadX;
+ overlayY = (overlayLy - overlayH) / 2;
+ } else if (overlayCorner == 'll') {
+ overlayX = overlayPadX;
+ overlayY = (overlayLy - overlayH) - overlayPadY;
+ } else if (overlayCorner == 'ur') {
+ overlayX = (overlayLx - overlayW) - overlayPadX;
+ overlayY = overlayPadY;
+ } else if (overlayCorner == 'cr') {
+ overlayX = (overlayLx - overlayW) - overlayPadX;
+ overlayY = (overlayLy - overlayH) / 2;
+ } else if (overlayCorner == 'lr') {
+ overlayX = (overlayLx - overlayW) - overlayPadX;
+ overlayY = (overlayLy - overlayH) - overlayPadY;
+ } else if (overlayCorner == 'uc') {
+ overlayX = (overlayLx - overlayW) / 2;
+ overlayY = overlayPadY;
+ } else { // overlayCorner == 'lc'
+ overlayX = (overlayLx - overlayW) / 2;
+ overlayY = (overlayLy - overlayH) - overlayPadY;
+ }
+
+ if (overlayIE) {
+ overlayDiv.style.left=overlayX;
+ overlayDiv.style.top=overlayY+document.body.scrollTop;
+
+ if (contentH > overlayLy) {
+ overlayDiv.style.visibility = "hidden";
+ }
+ } else if (overlayNS4) {
+ document.overlayDiv.pageX=overlayX;
+ document.overlayDiv.pageY=overlayY+window.pageYOffset;
+ document.overlayDiv.visibility="visible";
+
+ if (contentH > overlayLy) {
+ document.overlayDiv.style.visibility = "hidden";
+ }
+ } else if (overlayNS6) {
+ var div = document.getElementById("overlayDiv");
+ var leftpx = overlayX;
+ var toppx = overlayY+window.pageYOffset;
+ var widthpx = overlayW;
+
+ div.style.left = leftpx + "px";
+ div.style.top = toppx + "px";
+ div.style.width = widthpx + "px";
+
+ if (contentH > overlayLy) {
+ div.style.visibility = "hidden";
+ } else {
+ div.style.visibility = "visible";
+ }
+ }
+}
+
+function onad() {
+ loopfunc();
+}
+
+function loopfunc() {
+ overlayRefresh();
+ setTimeout('loopfunc()',overlayDelay);
+}
+
+function overlaySetup(corner) {
+ overlayCorner = corner;
+
+ if (overlayIE || overlayNS4 || overlayNS6) {
+ onad();
+ }
+}
git.stg.codes / stg.git / blobdiff