help please ie based javascript problem

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mustafaneguib mustafaneguib is offline Offline
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help please ie based javascript problem

 
0
  #1
Jun 24th, 2008
hey guys how are you all?
i am recieving the following error in all my pages except my homepage on internet explorer.

JavaScript / DHTML / AJAX Syntax (Toggle Plain Text) 
  1. Line: 49
  2. Char: 1
  3. Error: 'null' is null or not an object
  4. Code: 0
  5. URL : http://www.worldofpakistan.net/register.phpLine: 49
  6. Char: 1
  7. Error: 'null' is null or not an object
  8. Code: 0
  9. URL : http://www.worldofpakistan.net/register.php

following is the page code.

php Syntax (Toggle Plain Text) 
  1. <!DOCTYPE html
  2.      PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
  3.      "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
  4.  
  5. <html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en">
  6.  
  7.  
  8. <head><title>MN Tech Solutions Blog Software--Registeration Page</title>
  9. <meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1" />
  10. <meta name="keyword" content="" />
  11. <meta name="description" content=" " />
  12. <meta http-equiv="content-language" content="en" />
  13.  
  14.  
  15. <script type="text/javascript" src="nifty.js"></script>
  16.  
  17.  
  18.  
  19. <!--Software House: MN Tech Solutions-->
  20. <!--Designer/Programmer: Mustafa Neguib-->
  21. <!--Date Project Started: 17th June 2008-->
  22. <?php
  23. include 'browsercheck.php';
  24. ?>
  25.  
  26. <style type="text/css">
  27. <!--
  28.  
  29.  
  30.  
  31. -->
  32. </style>
  33.  
  34.  
  35. </head>
  36. <body>
  37.  
  38.  
  39. <div id="div1">
  40.  
  41.  <script type="text/javascript">
  42. window.onload=function(){
  43. if(!NiftyCheck())
  44.     return;
  45. Rounded("div#first","#EFF6F9","#9BD1FA");
  46. Rounded("div#second","#EFF6F9","#9BD1FA"); 
  47. Rounded("div#third","#EFF6F9","#9BD1FA"); 
  48. }
  49. </script> 
  50.  
  51. <div id="div2">
  52.  
  53. <div id="div8">
  54. <img src="logo.jpg" title="Banner" alt="Banner" />
  55. </div>
  56.  
  57. </div>
  58.  
  59. <div id="div3">
  60.  
  61. <div id="main">
  62. <ul>
  63. <li><a href="index.php" title="Home Page">Home Page</a></li>
  64. <li><a href="login.php?abcdghsjau=1" title="Login Page">Login</a></li>
  65. <li><a href="show.php" title="Read an Article">Read an Article</a></li>
  66.  
  67. </ul>
  68.  
  69. </div>
  70.  
  71. </div>
  72.  
  73.  
  74.  
  75.  
  76. <div id="div4">
  77. <div id="first">
  78. <h2>Registration Page</h2>
  79. <p>
  80. Please fill out the following form in order to register on this site.
  81. Also provide a real email address as we will send updates to you at the email address provided.
  82. </p>
  83.  
  84.  
  85. <form method="post" action="insertuser.php">
  86.  
  87. <p>
  88. First Name: <input type="text" name="fname" />
  89. </p>
  90. <p>
  91. Last Name: <input type="text" name="lname" />
  92. </p>
  93. <p>
  94. Username: <input type="text" name="username" />
  95. </p>
  96. <p>
  97. Password: <input type="password" name="password" />
  98. </p>
  99. <p>
  100. Email: <input type="text" name="email" />
  101. </p>
  102. <p>
  103. Country: <input type="text" name="country" />
  104. </p>
  105. <p>
  106. Age: <input type="text" name="age" />
  107. </p>
  108.  
  109. <p>
  110. <input type="submit" value="submit" name="Submit" />
  111.  
  112. <input type="reset" value="Clear All" name="reset" />
  113. </p>
  114.  
  115. </form>
  116.  
  117.  
  118. </div>
  119. </div>
  120.  
  121. <div id="div7">
  122. <?php include'copyright.html';?>
  123. </div>
  124.  
  125.  
  126.  
  127.  
  128. </div>
  129. </body>
  130. </html>

when i remove the following code from the page the error goes away, but when i put it back inside the error comes back.

javascript Syntax (Toggle Plain Text) 
  1. <script type="text/javascript">window.onload=function(){if(!NiftyCheck())    return;Rounded("div#first","#EFF6F9","#9BD1FA");Rounded("div#second","#EFF6F9","#9BD1FA"); Rounded("div#third","#EFF6F9","#9BD1FA"); }</script> <script type="text/javascript">window.onload=function(){if(!NiftyCheck())    return;Rounded("div#first","#EFF6F9","#9BD1FA");Rounded("div#second","#EFF6F9","#9BD1FA"); Rounded("div#third","#EFF6F9","#9BD1FA"); }</script>


the following is the javascript file contain teh function.

javascript Syntax (Toggle Plain Text) 
  1. function NiftyCheck(){
  2. if(!document.getElementById || !document.createElement)
  3.     return(false);
  4. var b=navigator.userAgent.toLowerCase();
  5. if(b.indexOf("msie 5")>0 && b.indexOf("opera")==-1)
  6.     return(false);
  7. return(true);
  8. }
  9.  
  10. function Rounded(selector,bk,color,size){
  11. var i;
  12. var v=getElementsBySelector(selector);
  13. var l=v.length;
  14. for(i=0;i<l;i++){
  15.     AddTop(v[i],bk,color,size);
  16.     AddBottom(v[i],bk,color,size);
  17.     }
  18. }
  19.  
  20. function RoundedTop(selector,bk,color,size){
  21. var i;
  22. var v=getElementsBySelector(selector);
  23. for(i=0;i<v.length;i++)
  24.     AddTop(v[i],bk,color,size);
  25. }
  26.  
  27. function RoundedBottom(selector,bk,color,size){
  28. var i;
  29. var v=getElementsBySelector(selector);
  30. for(i=0;i<v.length;i++)
  31.     AddBottom(v[i],bk,color,size);
  32. }
  33.  
  34. function AddTop(el,bk,color,size){
  35. var i;
  36. var d=document.createElement("b");
  37. var cn="r";
  38. var lim=4;
  39. if(size && size=="small"){ cn="rs"; lim=2}
  40. d.className="rtop";
  41. d.style.backgroundColor=bk;
  42. for(i=1;i<=lim;i++){
  43.     var x=document.createElement("b");
  44.     x.className=cn + i;
  45.     x.style.backgroundColor=color;
  46.     d.appendChild(x);
  47.     }
  48. el.insertBefore(d,el.firstChild);
  49. }
  50.  
  51. function AddBottom(el,bk,color,size){
  52. var i;
  53. var d=document.createElement("b");
  54. var cn="r";
  55. var lim=4;
  56. if(size && size=="small"){ cn="rs"; lim=2}
  57. d.className="rbottom";
  58. d.style.backgroundColor=bk;
  59. for(i=lim;i>0;i--){
  60.     var x=document.createElement("b");
  61.     x.className=cn + i;
  62.     x.style.backgroundColor=color;
  63.     d.appendChild(x);
  64.     }
  65. el.appendChild(d,el.firstChild);
  66. }
  67.  
  68. function getElementsBySelector(selector){
  69. var i;
  70. var s=[];
  71. var selid="";
  72. var selclass="";
  73. var tag=selector;
  74. var objlist=[];
  75. if(selector.indexOf(" ")>0){  //descendant selector like "tag#id tag"
  76.     s=selector.split(" ");
  77.     var fs=s[0].split("#");
  78.     if(fs.length==1) return(objlist);
  79.     return(document.getElementById(fs[1]).getElementsByTagName(s[1]));
  80.     }
  81. if(selector.indexOf("#")>0){ //id selector like "tag#id"
  82.     s=selector.split("#");
  83.     tag=s[0];
  84.     selid=s[1];
  85.     }
  86. if(selid!=""){
  87.     objlist.push(document.getElementById(selid));
  88.     return(objlist);
  89.     }
  90. if(selector.indexOf(".")>0){  //class selector like "tag.class"
  91.     s=selector.split(".");
  92.     tag=s[0];
  93.     selclass=s[1];
  94.     }
  95. var v=document.getElementsByTagName(tag);  // tag selector like "tag"
  96. if(selclass=="")
  97.     return(v);
  98. for(i=0;i<v.length;i++){
  99.     if(v[i].className==selclass){
  100.         objlist.push(v[i]);
  101.         }
  102.     }
  103. return(objlist);
  104. }

please help
thanx in advance
Last edited by mustafaneguib; Jun 24th, 2008 at 3:57 pm.
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R0bb0b R0bb0b is offline Offline
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Re: help please ie based javascript problem

 
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  #2
Jun 24th, 2008
I've never used that script but it sounds like this type of error:
I don't see <div>s that match up to these two lines:
javascript Syntax (Toggle Plain Text) 
  1. Rounded("div#second","#EFF6F9","#9BD1FA"); 
  2. Rounded("div#third","#EFF6F9","#9BD1FA");
Last edited by R0bb0b; Jun 24th, 2008 at 10:18 pm.
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mustafaneguib mustafaneguib is offline Offline
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Re: help please ie based javascript problem

 
0
  #3
Jun 25th, 2008
the missing divs was the problem. the problem has been solved. thanx
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