var stripe=function(){
var tables=document.getElementsByTagName("table")
for(var x=0;x!=tables.length;x++){
var table=tables[x]
if(! table){return;}
var tbodies=table.getElementsByTagName("tbody")
for(var h=0;h<tbodies.length;h++){
var even=true
var trs=tbodies[h].getElementsByTagName("tr")
for(var i=0;i<trs.length;i++){
trs[i].onmouseover=function(){
this.className+=" ruled";return false}
trs[i].onmouseout=function(){
this.className=this.className.replace("ruled","");return false}
if(even)
trs[i].className+=" even"
even=!even}}}}
window.onload=stripe