// JavaScript Document

var elem = "TR";
window.onload = function(){
  if(document.getElementsByTagName){
    var el = document.getElementsByTagName(elem);
      for(var i=0; i<el.length; i++){
        if(el[i].childNodes[0].tagName != "TH"
        && el[i].parentNode.parentNode.className.indexOf("tbl") != -1){
      if(i%2 == 1){
        el[i].className = "on";
        el[i].oldClassName = "on";
        el[i].onmouseout = function(){
                this.className = "on";
        }
    } else {
        el[i].className = "off";
        el[i].oldClassName = "off";
        el[i].onmouseout = function(){
                this.className = "off";
        }
    }
        el[i].onmouseover = function(){
            if(this.className == this.oldClassName)
               {this.className = "hover";}
            if(this.onmouseout == null && this.className != "click"){
          this.onmouseout = function(){
                this.className = this.oldClassName;
          }
             }
}
el[i].onclick = function(){
         if(this.className != "click"){
            this.className = "click";
    } else {
            this.className = this.oldClassName;
         }
       this.onmouseout = null;
     }
    }
   }
  }
}

function hideElement (elementId) {
var element;
if (document.all)
element = document.all[elementId];
else if (document.getElementById)
element = document.getElementById(elementId);
if (element && element.style)
element.style.display = 'none';
}
function showElement (elementId) {
var element;
if (document.all)
element = document.all[elementId];
else if (document.getElementById)
element = document.getElementById(elementId);
if (element && element.style)
element.style.display = '';
}