function createCookie(name,value,days) {
	if (days) {
		var date = new Date();
		date.setTime(date.getTime()+(days*24*60*60*1000));
		var expires = "; expires="+date.toGMTString();
	}
	else var expires = "";
	document.cookie = name+"="+value+expires+"; path=/; domain=.arkansasonline.com";
	window.location.reload( true );
}


function readCookie(name) {
	var nameEQ = name + "=";
	var ca = document.cookie.split(';');
	for(var i=0;i < ca.length;i++) {
		var c = ca[i];
		while (c.charAt(0)==' ') c = c.substring(1,c.length);
		if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
	}
	return null;
}

function eraseCookie(name) {
	createCookie(name,"",-1);
}

function showWeatherDialog(e) {
	var posx = 0;
	var posy = 0;
	if( !e ) {
		if( window.event ) {
		//Internet Explorer
			e = window.event;
		} else {
			//total failure, we have no way of referencing the event
			return;
		}
	}

	if (e.pageX || e.pageY) 	{
		posx = e.pageX;
		posy = e.pageY;
	}
	else if (e.clientX || e.clientY) 	{
		posx = e.clientX + document.body.scrollLeft
			+ document.documentElement.scrollLeft;
		posy = e.clientY + document.body.scrollTop
			+ document.documentElement.scrollTop;
	}
	// posx and posy contain the mouse position relative to the document
	

	document.getElementById("weather_zip").style.display = "block";
}

function saveZipCode() {
	if( (document.getElementById("z").value.length!=5) || (isNaN(parseInt(document.getElementById("z").value)) ) ) {
		alert("Invalid zip code.");
		return(false);
	} else {
		createCookie("z",document.getElementById("z").value,1000);
		document.getElementById("weather_zip").style.display="none";
	}
}


function setZipCode()
{
	if(document.getElementById("z").value=="Enter your zipcode") {
		document.getElementById("z").value="";
	}
}

function cancelZipCode()
{
	if(readCookie("z")) {
		document.getElementById("z").value=(readCookie("z"));
	} else {
		document.getElementById("z").value="Enter your zipcode";
	}
	document.getElementById('weather_zip').style.display='none';

}