/***************************************************
 * FILE NAME:       /javascripts/buttons.js
 * -------------------------------------------------
 * PURPOSE:         Contains all navigation
 *					functionality including
 *					drop-downs and rollovers.
 * -------------------------------------------------
 * SPECIAL NOTES:   (None)
 ***************************************************/

function buttonOver(which, show_sub) {
	which_string = new String(which);
	if (which_string.length > 1) {
		doOver(which_string, show_sub);
	}
	doOver(which_string.charAt(0), show_sub);
}

function buttonOut(which, hide_sub) {
	which_string = new String(which);
	if (which_string.length > 1) {
		doOut(which_string, hide_sub);
	}
	doOut(which_string.charAt(0), hide_sub);
}

function doOver(which, show_sub) {
	which_string = new String(which);
	if (show_sub) {
		document.getElementById('submenu' + which).style.display = 'block';
	}
	swapOver(which.charAt(0));
}

function doOut(which, hide_sub) {
	if (hide_sub) {
		document.getElementById('submenu' + which).style.display = 'none';
	}
	swapOut();
}

function swapOver(id) {
	if (navigator.userAgent.indexOf("Internet Explorer") != -1 || navigator.userAgent.indexOf("MSIE") != -1 || navigator.userAgent.indexOf("Safari") != -1) {
		if (id == 1) image1.src = "images/btn_home_over.gif";
		if (id == 2) image2.src = "images/btn_furniture_over.gif";
		if (id == 3) image3.src = "images/btn_about_over.gif";
		if (id == 4) image4.src = "images/btn_showrooms_over.gif";
		if (id == 5) image5.src = "images/btn_contact_over.gif";
	} else {
		if (id == 1) document.image1.src = "images/btn_home_over.gif";
		if (id == 2) document.image2.src = "images/btn_furniture_over.gif";
		if (id == 3) document.image3.src = "images/btn_about_over.gif";
		if (id == 4) document.image4.src = "images/btn_showrooms_over.gif";
		if (id == 5) document.image5.src = "images/btn_contact_over.gif";
	}
}

function swapOut() {
	if (navigator.userAgent.indexOf("Internet Explorer") != -1 || navigator.userAgent.indexOf("MSIE") != -1 || navigator.userAgent.indexOf("Safari") != -1) {
		image1.src = "images/btn_home.gif";
		image2.src = "images/btn_furniture.gif";
		image3.src = "images/btn_about.gif";
		image4.src = "images/btn_showrooms.gif";
		image5.src = "images/btn_contact.gif";
	} else {
		document.image1.src = "images/btn_home.gif";
		document.image2.src = "images/btn_furniture.gif";
		document.image3.src = "images/btn_about.gif";
		document.image4.src = "images/btn_showrooms.gif";
		document.image5.src = "images/btn_contact.gif";
	}
}