https://www.mission.net/css/ldsmn.js

1  // this function is needed to work around 
2  // a bug in IE related to element attributes
3  function hasClass(obj) {
4     var result = false;
5     if (obj.getAttributeNode("class") != null) {
6         result = obj.getAttributeNode("class").value;
7     }
8     return result;
9  }   
10
11 function stripe(id) {
12
13    // the flag we'll use to keep track of 
14    // whether the current row is odd or even
15    var even = false;
16  
17    // if arguments are provided to specify the colours
18    // of the even & odd rows, then use the them;
19    // otherwise use the following defaults:
20    var evenColor = arguments[1] ? arguments[1] : "#fff";
21    var oddColor = arguments[2] ? arguments[2] : "#eee";
22  
23    // obtain a reference to the desired table
24    // if no such table exists, abort
25    var table = document.getElementById(id);
26    if (! table) { return; }
27    
28    // by definition, tables can have more than one tbody
29    // element, so we'll have to get the list of child
30    // <tbody>s 
31    var tbodies = table.getElementsByTagName("tbody");
32
33    // and iterate through them...
34    for (var h = 0; h < tbodies.length; h++) {
35    
36     // find all the &lt;tr&gt; elements... 
37      var trs = tbodies[h].getElementsByTagName("tr");
38      
39      // ... and iterate through them
40      for (var i = 0; i < trs.length; i++) {
41
42        // avoid rows that have a class attribute
43        // or backgroundColor style
44        if (! hasClass(trs[i]) &&
45            ! trs[i].style.backgroundColor) {
46 		  
47          // get all the cells in this row...
48          var tds = trs[i].getElementsByTagName("td");
49        
50          // and iterate through them...
51          for (var j = 0; j < tds.length; j++) {
52        
53            var mytd = tds[j];
54
55            // avoid cells that have a class attribute
56            // or backgroundColor style
57            if (! hasClass(mytd) &&
58                ! mytd.style.backgroundColor) {
59        
60              mytd.style.backgroundColor =
61                even ? evenColor : oddColor;
62            
63            }
64          }
65        }
66        // flip from odd to even, or vice-versa
67        even =  ! even;
68      }
69    }
70  }