//var table = document.getElementById(99);
var tables = document.getElementsByTagName("table");
for(t = 0; t < tables.length; t++){
	
	if (tables[t].className == 'Prod') {
	
		var rows = tables[t].getElementsByTagName("tr");   
		for(i = 0; i < rows.length; i++){
			if (i % 2==0) 
				rows[i].className = ""; 
				else
				rows[i].className = "Prodrow"; 
			}
		}
	}