function navover() {
	oldSrc=$(this).find("img").attr("src");
	oldSrcParts=oldSrc.split(".");
	imgName=oldSrcParts[0];
	$(this).find("img").attr("src", imgName+"_over.jpg");
}

function navout() {
	oldSrc=$(this).find("img").attr("src");
	$(this).find("img").attr("src", oldSrc.slice(0, -9)+".jpg");
}

function navClick(url) {
	window.location=url;
}

function accordingWindow() {
	accordingWin=window.open('according-to.php', 'accordingToGreen', 'width=600,height=400,resizable=0,menubar=0,location=0,status=0,scrollbars=0');
}

$(document).ready(function() {
	$(".over_yellow").bind("mouseover", navover);
	$(".over_yellow").bind("mouseout", navout);
	$("#glossary").click(function() {
		navClick('glossary.php')
	});
	$("#about").click(function() {
		navClick('about.php')
	});
});