// JavaScript Document

function applyZebra() {
    var tables = document.getElementsByTagName("table");
    for(var i=0, length=tables.length; i<length; i++) {
        if (tables[i].className.indexOf("zebra")>=0) {
            var tbody = tables[i].getElementsByTagName("tbody");
            var table = (tbody[0]?tbody[0]:tables[i]);
            var trs = table.getElementsByTagName("tr");
            for(var j=0, lengthj=trs.length; j<lengthj; j++) {
                if (j%2==0)
                    trs[j].className='zebrarow';
            }
        }
    }
}