Introducing DOCJSLIB, Part I: DOCJSLIB Code - Doc JavaScript | WebReference

Introducing DOCJSLIB, Part I: DOCJSLIB Code - Doc JavaScript


The DOCJSLIB Code

<HTML>
<HEAD>
</HEAD>
<BODY>
<SCRIPT LANGUAGE="JavaScript1.2">
<!--
// Copyright (c) 2000 internet.com Corp.
// http://www.webreference.com/js/
// License is granted if and only if this entire
// copyright notice is included. By Yehuda Shiran.
// Begin docjslib version 1.0. Released Oct 11, 1998.
// This is docjslib library.
// It begins in this comment and continues until
// the matching comment, "End docjslib ...".
// It should not be normally touched.
// docjslib is a cross-browser library.
// You should not worry about the browser in your code.
// This version includes the following functions:
//   getSrc (gets the image URL of a DHTML element)
//   setSrc (sets the image URL of a DHTML element)
//   makeImage (creates a DHTML element)
var IE4 = (document.all) ? true : false;
var NS4 = (document.layers) ? true : false;
function getSrc(id) {
  if (NS4) {return eval("document." + id + ".document." + id + "img.src")}
  else {return eval("document.all." + id + "img.src")}
}
function setSrc(id, url) {
  if (NS4) {eval("document." + id + ".document." + id + "img").src = url}
  else {eval("document.all." + id + "img").src = url}
}
function makeImage(imgID,          // given id
                   imgURL,         // image URL
                   imgHeight,      // image height
                   imgWidth,       // image width
                   imgAlt,         // alternative image
                   posFromLeft,    // absolute position from left of window
                   posFromTop,     // absolute position from top of window
                   clickParam1,    // parameter passed to "onclick" handler
                   clickParam2)    // parameter passed to "onclick" handler
  {
  document.write(
    '<STYLE TYPE="text/css">',
    '#', imgID, ' {',
      'position: absolute;',
      'left: ', posFromLeft, ';',
      'top: ', posFromTop, ';',
      'width: ', imgWidth, ';',
      'z-index: 1',
    '}',
    '</STYLE>',
    '<DIV ID="', imgID, '">',
    '<A HREF="javascript:', "handleImageClick('", imgID, "'", ',',
    clickParam1, ',', clickParam2, ')">',
    '<IMG NAME="', imgID, 'img" ID="', imgID, 'img" SRC="', imgURL, '" ALT="',
    imgAlt, '" BORDER="0" ', 'HEIGHT="', imgHeight, '" WIDTH="', imgWidth, '">',
    '</A></DIV>'
  );
}
//
// End docjslib Version 1.0
//
// -->
</SCRIPT>
</BODY>
</HTML>

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Created: October 12, 1998
Revised: October 12, 1998

URL: http://www.webreference.com/js/column27/docjslib.html