function stripe_table_hasClass(obj) {
	var result = false;
	if (obj.getAttributeNode("class") != null) {
		 result = obj.getAttributeNode("class").value;
	}
	return result;
}	 

function stripe_table(id) {
	var even = false;
	var evenColor = arguments[1] ? arguments[1] : "#F2F2F2";
	var oddColor = arguments[2] ? arguments[2] : "#fff";
	var includeTh = arguments[3] ? true : false;
	var table = document.getElementById(id);
	if (! table) {
		return; 
	}
	var tbodies = table.getElementsByTagName("tbody");
	for (var h = 0; h < tbodies.length; h++) {
		var trs = tbodies[h].getElementsByTagName("tr");
		for (var i = 0; i < trs.length; i++) {
			if (!stripe_table_hasClass(trs[i]) && ! trs[i].style.backgroundColor) {
				var tds = trs[i].getElementsByTagName("td");
				var j=0;
				for (j=0; j<tds.length; j++) {
					var mytd = tds[j];
					if (! stripe_table_hasClass(mytd) && ! mytd.style.backgroundColor) {
						mytd.style.backgroundColor = even ? evenColor : oddColor;
					}
				}
				if(includeTh){
					var ths = trs[i].getElementsByTagName("th");
					for (j=0; j<ths.length; j++) {
						var myth = ths[j];
						if (! stripe_table_hasClass(myth) && ! myth.style.backgroundColor) {
							myth.style.backgroundColor = even ? evenColor : oddColor;
						}
					}
				}
			}
			even =!even;
		}
	}
}



function init() {
	// normalni tabulky
	for(var i=1;i<10;++i){
		var elem = document.getElementById('content_table'+i);
		if(elem){
			stripe_table('content_table'+i);
		} else {
			break;
		}
	}
	// obracene pruhovane tabulky
	for(var i=1;i<10;++i){
		var elem = document.getElementById('content_table_r'+i);
		if(elem){
			stripe_table('content_table_r'+i,'#fff','#F2F2F2');
		} else {
			break;
		}
	}
	//tabulky se servery
	for(var i=1;i<10;++i){
		var elem = document.getElementById('content_table_server'+i);
		if(elem){
			stripe_table('content_table_server'+i,'#fff','#F2F2F2',true);
		} else {
			break;
		}
	}
}

window.onload = init;