function fgetAllDataTables() {
	if (!document.getElementsByTagName) return false;
	var eleTables = document.getElementsByTagName("table");
	for (var i=0; i < eleTables.length; i++){
		if (eleTables[i].className == "dataTable"){
			fStripes(eleTables[i]);
		}
	}
}

function fStripes(eleTable){
	var eleTableRows = eleTable.getElementsByTagName("tr");
	for (var i=1; i < eleTableRows.length; i++) {
		eleTableRows[i].className = "dataTableBg";
		i++;
	}
}

function addLoadEvent(func) {
	var oldonload = window.onload;
	if (typeof window.onload != 'function') {
		window.onload = func;
	} else {
		window.onload = function() {
			oldonload();
			func();
		}
	}
}

addLoadEvent(fgetAllDataTables);