lil help plz about auto color

[alesh]

okay i know that title of this topic is not explaining what i want so ill try explain it bellow

if i have this code on page (its not the whole code but ull get what i want)

while ($what = mysql_fetch_array($bla))
    {
     echo "<div class=\"links\"><a href=\"video.php?id=$what[0]\">".htmlspecialchars($what[3])."</a></div><br/>";
    } 

so on the page this will put all the links one after another...
which is okay, i want that lol
but i also want every 2nd background to be another color!

example:

1st link BLACK BACKGROUND color
2nd link WHITE BACKGROUND color
3rd link BLACK BACKGROUND color
4th link WHITE BACKGROUND color 

i hope u understand what i want and i would be greatful 4 any help

[alesh]

here is a visual example what i want

http://chat.2wap.org/index_xhtml.php

you c every 2nd background of chat msg is another color....

[Anshul]

okay i know that title of this topic is not explaining what i want so ill try explain it bellow

if i have this code on page (its not the whole code but ull get what i want)

while ($what = mysql_fetch_array($bla))
    {
     echo "<div class=\"links\"><a href=\"video.php?id=$what[0]\">".htmlspecialchars($what[3])."</a></div><br/>";
    } 

so on the page this will put all the links one after another...
which is okay, i want that lol
but i also want every 2nd background to be another color!

example:

1st link BLACK BACKGROUND color
2nd link WHITE BACKGROUND color
3rd link BLACK BACKGROUND color
4th link WHITE BACKGROUND color 

i hope u understand what i want and i would be greatful 4 any help

it is easy to do

while ($what = mysql_fetch_array($bla))
    {
      $I++;
      if(is_integer($I / 2)) $row = "<div class='iblock'>"; else $row = "<div>";
      echo"$row";
     echo "<div class=\"links\"><a href=\"video.php?id=$what[0]\">".htmlspecialchars($what[3])."</a></div><br/>";
     echo'</div>';
    }

[alesh]

thanX
workS fiiiiiine!!!!