function alternate(id){
if(document.getElementsByTagName){  
   var table = document.getElementById(id);  
   var rows = table.getElementsByTagName("tr");  

   for(i = 1; i < rows.length; i++){          
 //manipulate rows
     if(i % 2 == 0){
       rows[i].className = "even";
     }else{
       rows[i].className = "odd";
     }      
  }
 }
}
function trimAll(sString)
{
while (sString.substring(0,1) == ' ')
{
sString = sString.substring(1, sString.length);
}
while (sString.substring(sString.length-1, sString.length) == ' ')
{
sString = sString.substring(0,sString.length-1);
}
return sString;
}