// JavaScript Document

if (document.images) {
	SrcArr = new Array ("home","about","costs","contact");
	ImgArr = new Array ();
	for (i in SrcArr) {
		ImgArr[i] = new Image ();
		ImgArr[i].src =  "img/m_"+SrcArr[i] + "_over.gif";
	}
}

function mnu(imgsrc,ImVsbl,imgpos) {
	imgfullsrc=imgsrc+imgpos
	document.images[imgfullsrc].src = "img/m_"+imgsrc+(ImVsbl ? "_over" : "")+".gif";
}