// Search site
function checkSearchFields(objForm)
{	
		if(trim(objForm.keywords.value) == "") {
			alert("Please enter your keyword(s)");
			objForm.keywords.focus();
			return false;
		}
		else {
			return true;
		}
}

/*** keep alive ***/
document.write("<script type=\"text/javascript\" src=\"assets/scripts/EdeptiveAjax.js\"></script>");
var goAjax = null;
function keepAlive() {
	var strUrl = "";
	var sTiming = document.lastChild.lastChild.innerHTML;
	var sParams = "";

	sTiming = sTiming.substring(sTiming.lastIndexOf("<!--"));
	sTiming = sTiming.substring(5, sTiming.indexOf(" -->"));
	strUrl = window.location.protocol + "//" + window.location.host + "/webservices/keep_alive.asmx/PingWithTiming";
	sParams = "Timing=" + sTiming;
	try {
		goAjax = new EdeptiveAjax();
		goAjax.postRequest(strUrl, sParams, onKeepAliveResponse);
	} catch(e) {
		setTimeout("keepAlive()", 1000*1);
	}
}
function onKeepAliveResponse() {
	if(goAjax.checkReadyState("keepAlive", "ping.", "ping..", "ping...") == "OK") {
		if(document.getElementById("keepAlive")) {
			var response = goAjax.request.responseXML.documentElement;
			document.getElementById("keepAlive").innerText = "sid=" + getText(response.firstChild);
		}
		setTimeout("keepAlive()", 1000*60);
	}
}
setTimeout("keepAlive()", 1000*2);