// www.ctemag.com/pdf_mags_nav.js
// Created WED 09/24/08 @ 06:00am by ch ( backup = _v01 )
// Revised SUN 09/28/08 @ 08:00pm by ch ( backup = _v02 )
// Revised TUE 09/30/08 @ 06:00am by ch ( backup = _v03 )
// GO LIVE TUE 09/30/08 @ 09:00am by ch - per ds
//   New script to handle navigation through pasteditions - initial implementation

var issue_covers_array = new Array();
issue_covers_array[0] = "/past.editions/covers/0207-cover-small.jpg";
issue_covers_array[1] = "/past.editions/covers/0307-cover-small.jpg";
issue_covers_array[2] = "/past.editions/covers/0407-cover-small.jpg";
issue_covers_array[3] = "/past.editions/covers/0507-cover-small.jpg";
issue_covers_array[4] = "/past.editions/covers/0607-cover-small.jpg";
issue_covers_array[5] = "/past.editions/covers/0707-cover-small.jpg";
issue_covers_array[6] = "/past.editions/covers/0807-cover-small.jpg";
issue_covers_array[7] = "/past.editions/covers/0907-cover-small.jpg";
issue_covers_array[8] = "/past.editions/covers/1007-cover-small.jpg";
issue_covers_array[9] = "/past.editions/covers/1207-cover-small.jpg";
issue_covers_array[10] = "/past.editions/covers/0108-cover-small.jpg";
issue_covers_array[11] = "/past.editions/covers/0802_CoverSm.jpg";
issue_covers_array[12] = "/past.editions/covers/0803_CoverSm.jpg";
issue_covers_array[13] = "/past.editions/covers/0804_cover.jpg";
issue_covers_array[14] = "/past.editions/covers/0805_cover.jpg";
issue_covers_array[15] = "/past.editions/covers/0806-Cover.jpg";
issue_covers_array[16] = "/past.editions/covers/0807-Cover.jpg";
issue_covers_array[17] = "/past.editions/covers/0808_cover.jpg";
issue_covers_array[18] = "/past.editions/covers/0809_cover.jpg";
issue_covers_array[19] = "/past.editions/covers/0810_cover.jpg";
issue_covers_array[20] = "/past.editions/covers/0812-CoverSm.jpg";
issue_covers_array[21] = "/past.editions/covers/0901-Coversm.jpg";
issue_covers_array[22] = "/past.editions/covers/0902-Coversm.jpg";
issue_covers_array[23] = "/past.editions/covers/0903-Cover.jpg";
issue_covers_array[24] = "/past.editions/covers/0904-Cover.jpg";
issue_covers_array[25] = "/past.editions/covers/0905-Cover.jpg";
issue_covers_array[26] = "/past.editions/covers/0906-cover.jpg";
issue_covers_array[27] = "/past.editions/covers/0907-Cover.jpg";
issue_covers_array[28] = "/past.editions/covers/0908-cover.jpg";
issue_covers_array[29] = "/past.editions/covers/0909-Cover.jpg";
issue_covers_array[30] = "/past.editions/covers/0910-Cover.jpg";
issue_covers_array[31] = "/past.editions/covers/0912-Cover.jpg";
issue_covers_array[32] = "/past.editions/covers/1001-Cover2.jpg";
issue_covers_array[33] = "/past.editions/covers/1002-Cover.jpg";
issue_covers_array[34] = "/past.editions/covers/1003-Cover2.jpg";
issue_covers_array[35] = "/past.editions/covers/1004-Cover.jpg";
issue_covers_array[36] = "/past.editions/covers/1005-Cover2.jpg";
issue_covers_array[37] = "/past.editions/covers/1006-Cover-sm.jpg";
issue_covers_array[38] = "/past.editions/covers/1007-Cover-sm.jpg";

var issue_pdfs_array = new Array();
issue_pdfs_array[0] = "/past.editions/pdf/February2007.pdf";
issue_pdfs_array[1] = "/past.editions/pdf/March2007.pdf";
issue_pdfs_array[2] = "/past.editions/pdf/April2007.pdf";
issue_pdfs_array[3] = "/past.editions/pdf/May2007.pdf";
issue_pdfs_array[4] = "/past.editions/pdf/June2007.pdf";
issue_pdfs_array[5] = "/past.editions/pdf/July2007.pdf";
issue_pdfs_array[6] = "/past.editions/pdf/August2007.pdf";
issue_pdfs_array[7] = "/past.editions/pdf/September2007.pdf";
issue_pdfs_array[8] = "/past.editions/pdf/October2007.pdf";
issue_pdfs_array[9] = "/past.editions/pdf/December2007.pdf";
issue_pdfs_array[10] = "/past.editions/pdf/CTE_0801.pdf";
issue_pdfs_array[11] = "/past.editions/pdf/February2008.pdf";
issue_pdfs_array[12] = "/past.editions/pdf/March2008.pdf";
issue_pdfs_array[13] = "/past.editions/pdf/April2008.pdf";
issue_pdfs_array[14] = "/past.editions/pdf/May2008.pdf";
issue_pdfs_array[15] = "/past.editions/pdf/June2008.pdf";
issue_pdfs_array[16] = "/past.editions/pdf/July2008.pdf";
issue_pdfs_array[17] = "/past.editions/pdf/August2008.pdf";
issue_pdfs_array[18] = "/past.editions/pdf/Sept2008.pdf";
issue_pdfs_array[19] = "/past.editions/pdf/October2008.pdf";
issue_pdfs_array[20] = "/past.editions/pdf/December2008.pdf";
issue_pdfs_array[21] = "/past.editions/pdf/January2009.pdf";
issue_pdfs_array[22] = "/past.editions/pdf/February2009.pdf";
issue_pdfs_array[23] = "/past.editions/pdf/March2009.pdf";
issue_pdfs_array[24] = "/past.editions/pdf/April2009.pdf";
issue_pdfs_array[25] = "/past.editions/pdf/May2009.pdf";
issue_pdfs_array[26] = "/past.editions/pdf/June2009.pdf";
issue_pdfs_array[27] = "/past.editions/pdf/July2009.pdf";
issue_pdfs_array[28] = "/past.editions/pdf/August2009.pdf";
issue_pdfs_array[29] = "/past.editions/pdf/September2009.pdf";
issue_pdfs_array[30] = "/past.editions/pdf/October2009.pdf";
issue_pdfs_array[31] = "/past.editions/pdf/December2009.pdf";
issue_pdfs_array[32] = "/past.editions/pdf/January2010.pdf";
issue_pdfs_array[33] = "/past.editions/pdf/February2010.pdf";
issue_pdfs_array[34] = "/past.editions/pdf/March2010.pdf";
issue_pdfs_array[35] = "/past.editions/pdf/April2010.pdf";
issue_pdfs_array[36] = "/past.editions/pdf/May2010.pdf";
issue_pdfs_array[37] = "/past.editions/pdf/June2010.pdf";
issue_pdfs_array[38] = "/past.editions/pdf/July2010.pdf";

var issue_title_array = new Array();
issue_title_array[0] = "Feb 2007";
issue_title_array[1] = "Mar 2007";
issue_title_array[2] = "Apr 2007";
issue_title_array[3] = "May 2007";
issue_title_array[4] = "Jun 2007";
issue_title_array[5] = "Jul 2007";
issue_title_array[6] = "Aug 2007";
issue_title_array[7] = "Sep 2007";
issue_title_array[8] = "Oct 2007";
issue_title_array[9] = "Dec 2007";
issue_title_array[10] = "Jan 2008";
issue_title_array[11] = "Feb 2008";
issue_title_array[12] = "Mar 2008";
issue_title_array[13] = "Apr 2008";
issue_title_array[14] = "May 2008";
issue_title_array[15] = "Jun 2008";
issue_title_array[16] = "Jul 2008";
issue_title_array[17] = "Aug 2008";
issue_title_array[18] = "Sep 2008";
issue_title_array[19] = "Oct 2008";
issue_title_array[20] = "Dec 2008";
issue_title_array[21] = "Jan 2009";
issue_title_array[22] = "Feb 2009";
issue_title_array[23] = "Mar 2009";
issue_title_array[24] = "Apr 2009";
issue_title_array[25] = "May 2009";
issue_title_array[26] = "June 2009";
issue_title_array[27] = "July 2009";
issue_title_array[28] = "Aug 2009";
issue_title_array[29] = "Sep 2009";
issue_title_array[30] = "Oct 2009";
issue_title_array[31] = "Dec 2009";
issue_title_array[32] = "Jan 2010";
issue_title_array[33] = "Feb 2010";
issue_title_array[34] = "Mar 2010";
issue_title_array[35] = "Apr 2010";
issue_title_array[36] = "May 2010";
issue_title_array[37] = "June 2010";
issue_title_array[38] = "July 2010";

image1 = new Image();
image1.src = "lt_arrow_ylw.gif";

image2 = new Image();
image2.src = "rt_arrow_ylw.gif";

var ImgNum = 38;
var ImgLength = issue_covers_array.length - 1;
var right_nav_inactive = '   ';
var left_nav_inactive = '   ';

/* to embed single quote marks do this
var b = 'I\'m a JavaScript "hacker".'
*/

var new_left_nav_active = '<a href="javascript://" onmouseover="image1.src=\'lt_arrow_ylw.gif\';" onmouseout="image1.src=\'lt_arrow_bl.gif\';" onClick="chgImg(-1);"><img name="image1" src="lt_arrow_bl.gif" border=0></a>';

var new_right_nav_active = '<a href="javascript://" onmouseover="image2.src=\'rt_arrow_ylw.gif\';" onmouseout="image2.src=\'rt_arrow_bl.gif\';" onClick="chgImg(+1);"><img name="image2" src="rt_arrow_bl.gif" border=0></a>';

function chgImg(direction) {
   if (document.images) {
      ImgNum = ImgNum + direction;
      
      document.pdf_cover.src = issue_covers_array[ImgNum];
      document.getElementById('pdf_doc').href= issue_pdfs_array[ImgNum];
      document.getElementById('issue_title').innerHTML= issue_title_array[ImgNum];
      
      if (ImgNum == 38) {
         document.getElementById('td_right_nav').innerHTML= right_nav_inactive;
      } else {
         document.getElementById('td_right_nav').innerHTML= new_right_nav_active;
      } 
      if (ImgNum == 0) {
         document.getElementById('td_left_nav').innerHTML= left_nav_inactive;
      } else {
         document.getElementById('td_left_nav').innerHTML= new_left_nav_active;
      } 
   }
}