/* This script and many more are available free online at 
 The JavaScript Source!! http://javascript.internet.com 
 Created by: Stuart Colville | http://muffinresearch.co.uk/ */  
 function getElementsByClassName(strClass, strTag, objContElm) {  
   strTag = strTag || "*";  
   objContElm = objContElm || document;  
   var objColl = objContElm.getElementsByTagName(strTag);  
   if (!objColl.length &&  strTag == "*" &&  objContElm.all) objColl = objContElm.all;  
   var arr = new Array();  
   var delim = strClass.indexOf('|') != -1  ? '|' : ' ';  
   var arrClass = strClass.split(delim);  
   for (var i = 0, j = objColl.length; i < j; i++) {  
     var arrObjClass = objColl[i].className.split(' ');  
     if (delim == ' ' && arrClass.length > arrObjClass.length) continue;  
     var c = 0;  
     comparisonLoop:  
     for (var k = 0, l = arrObjClass.length; k < l; k++) {  
       for (var m = 0, n = arrClass.length; m < n; m++) {  
         if (arrClass[m] == arrObjClass[k]) c++;  
         if (( delim == '|' && c == 1) || (delim == ' ' && c == arrClass.length)) {  
           arr.push(objColl[i]);  
           break comparisonLoop;  
         }  
       }  
     }  
   }  
   return arr;  
 }  
   
 // To cover IE 5.0's lack of the push method  
 Array.prototype.push = function(value) {  
   this[this.length] = value;  
 }