function setImageOn(x)
{
	eval("document." + x + ".src='../images/" + x + "_on.gif'");
	getRandImg();
}

function setImageOff(x)
{
	eval("document." + x + ".src='../images/" + x + "_off.gif'");
}

function getRandImg()
{
	eval("document.randImg.src='../php/getRandomImage.php?tag=" + getRandomNumber() + "'");
}

function getDayNow()
{
var d = new Date().getDay();
switch (d)
{
	case 0: return "sunday";
	case 1: return "monday";
	case 2: return "tuesday";
	case 3: return "wednesday";
	case 4: return "thursday";
	case 5: return "friday";
	case 6: return "saturday";
}
}

function getRandomNumber()
{
	return Math.random();
}