/************ global variables *************/

var ie = ((navigator.appName=="Microsoft Internet Explorer") && ((parseInt(navigator.appVersion)) >= 4));
var ns6 = (navigator.userAgent.toLowerCase().indexOf('gecko') != -1);
var ns4 = ((navigator.appName=="Netscape") && ((parseInt(navigator.appVersion)) >= 4) && ((parseInt(navigator.appVersion)) < 5));
var mac = false;
mac = (navigator.userAgent.indexOf("Mac") != -1);

onHome = false;
oversomething = false;
somethingson = false;

// netscape 4 does its onMouseOuts differently for divs. ns4mouseouts is the extra script to do it:
ns4mouseouts = '\r<!-- begin onmouseouts for netscape 4 -->\r<script language="javascript" type="text/javascript">\r<!--\r';

masterHTML = '';
masterStyle = '<style type="text/css">\r';
current = new Array('','','','','');

document.onmouseover=checkover;
document.onclick=checkover;



/************ constructor and sitemap *************/

function Item(menuNum, itemNum, itemName, url, children) {
	this.menuNum = menuNum;
	this.num = itemNum;
	this.name = itemName;
	this.url = url;
	this.children = children;
}

sitemap = new Array(
	new Item(0,0,'Contact Us','contact.html',null),
	new Item(1,0,'Products','http://www.mediacomcc.com/products_index.html',
		new Array('',
			new Item(1,1,'High-Speed Internet','http://www.mediacomcc.com/products_internet.html',null),
			new Item(1,2,'Family Cable','http://www.mediacomcc.com/products_familycable.html',null),
			new Item(1,3,'Premium Services','http://www.mediacomcc.com/products_premiumsvcs.html',null),
			new Item(1,4,'Digital Cable','http://www.mediacomcc.com/products_digitalcable.html',null),
			new Item(1,5,'Pay-Per-View','http://www.mediacomcc.com/products_ppv.html',null),
			new Item(1,6,'Video-On-Demand','http://www.mediacomcc.com/products_video.html',null)
		)
	),
	new Item(2,0,'Customer Service','http://www.mediacomcc.com/cstsvc_pledge.html',
		new Array('',
			new Item(2,1,'Service Pledge','http://www.mediacomcc.com/cstsvc_pledge.html',null),
			new Item(2,2,'My Account','https://mdcom.convergentcare.com/mdcom/validateSelfCareCustomer.do?action=initialize',null),
			new Item(2,3,'Help Center','http://www.mediacomcc.com/cstsvc_help.html',null),
			new Item(2,4,'Parental Control','http://www.mediacomcc.com/pdf/parentalcontrols.pdf',null),
			new Item(2,5,'Billing Questions','http://www.mediacomcc.com/cstsvc_billing.html',null),
			new Item(2,6,'User Guide Library','http://www.mediacomcc.com/cstsvc_library.html',null),
			new Item(2,7,'FAQ','cstsvc_faq.html',null)
		)
	),
	new Item(3,0,'Corporate Info','http://www.mediacomcc.com/corporate_aboutus.html',
		new Array('',
			new Item(3,1,'About Us','http://www.mediacomcc.com/corporate_aboutus.html',null),
			new Item(3,2,'Community','http://www.mediacomcc.com/corporate_community.html',null),
			new Item(3,3,'Press Room','http://www.mediacomcc.com/corporate_pressroom.php',null),
			new Item(3,4,'Investor Relations','javascript:investorRelations()',null),
			new Item(3,5,'Career Center','http://www.mediacomcc.com/corporate_career.php',null),
			new Item(3,6,'Local Ad Sales','http://www.onmediaadsales.com',null),
			new Item(3,7,'Code of Ethics','http://www.mediacomcc.com/codeofethics.html',null)
		)
	),
	new Item(4,0,'Home','index.html',null)
);



/************ building functions *************/


function buildTopNav() {

	if (currentSection != -1)
		current[currentSection] = '_on';

	masterTop = '';
	masterTop += '<a href="' + sitemap[0].url + '" onmouseover="select(0)" onmouseout="deselect()" target="_top">';
	masterTop += '<img src="images/nav0' + current[0] + '.gif" alt="' + sitemap[0].name + '" name="n0" width="85" height="32" border="0" id="n0" /></a>';
	masterTop += '<a href="' + sitemap[1].url + '" onmouseover="select(1)" target="_top">';
	masterTop += '<img src="images/nav1' + current[1] + '.gif" alt="' + sitemap[1].name + '" name="n1" width="71" height="32" border="0" id="n1" /></a>';
	masterTop += '<a href="' + sitemap[2].url + '" onmouseover="select(2)" target="_top">';
	masterTop += '<img src="images/nav2' + current[2] + '.gif" alt="' + sitemap[2].name + '" name="n2" width="113" height="32" border="0" id="n2" /></a>';
	masterTop += '<a href="' + sitemap[3].url + '" onmouseover="select(3)" target="_top">';
	masterTop += '<img src="images/nav3' + current[3] + '.gif" alt="' + sitemap[3].name + '" name="n3" width="106" height="32" border="0" id="n3" /></a>';

	if (!onHome) {
		masterTop += '<a href="' + sitemap[4].url + '" onmouseover="select(4)" onmouseout="deselect()" target="_top">';
		masterTop += '<img src="images/nav4' + current[4] + '.gif" alt="' + sitemap[4].name + '" name="n4" width="51" height="29" border="0" id="n4" /></a>';
	}
	document.write(masterTop);

	navOn = new Array();
	navOff = new Array();
	
	for (var i=0; i<=((onHome) ? 4 : 4); i++) {
		navOff[i] = new Image();
		navOff[i].src = "images/nav" + i + ".gif";
		navOn[i] = new Image();
		navOn[i].src = "images/nav" + i + "_on.gif";
	}
}

function buildMenus() {
	currentSection = -1;
	
	for (var i=0; i<((onHome) ? 4 : 4); i++)
		if (sitemap[i].children)
			buildMenu(i);
}

function buildMenu(section) {
	topButtonSizes = new Array(85, 71, 113, 106);	// array of the widths of the menu graphics across the top

	var menuoffset = 145;
	var i;

	for (i=0; i<section; i++)
		menuoffset += topButtonSizes[i];

	if (onHome)
		menuoffset += 107;

	masterStyle += '#menu' + section + ' { position:absolute; width:110; height:10; z-index:1' + section + ';';
	masterStyle += ' left: ' + menuoffset + 'px; top: 52px; visibility: hidden; }\r';

	html = '';	
	html += '<!-- begin menu ' + section + ' -->\r';	
	html += '<div id="menu' + section + '" onMouseOut="hideMenu(this,' + section + ',event.relatedTarget)">\r';
	html += '<table width="110" border="0" cellspacing="1" cellpadding="0"><tr><td bgcolor="#686868">\r';
	html += '<table width="100%" border="0" cellspacing="1" cellpadding="0">';
	masterHTML += html;
	
	for (i=1; i<sitemap[section].children.length; i++)
		buildItem( sitemap[section].children[i] );

	masterHTML += '</table></td></tr></table>\r</div>\r<!-- end menu ' + section + ' -->';

	ns4mouseouts += 'document.menu' + section + '.onmouseout=function(evt) { hideMenu(0,' + section + ',0); };\r';
}

//didIt = false;

function buildItem(itm) {
	html = '';
	html += '<tr id="item' + itm.menuNum + itm.num + '" onClick="window.location=\'' + itm.url + '\'">\r\t';
	html += '<td class="topnav" onMouseOver="this.className=\'topnavon\'" onMouseOut="this.className=\'topnav\'">';

	if (ns4) {
		html += '<ilayer width="108" name="item' + itm.menuNum + itm.num + '">';
		html += '<layer width="108" height="15" onMouseOver="selectItem(' + itm.menuNum + ',' + itm.num + ')"';
		html += ' onMouseOut="deselectItem(' + itm.menuNum + ',' + itm.num + ')">';
	}

	html += '&nbsp;<a href="' + itm.url + '" target="_top">' + itm.name + '&nbsp;</a>';

	if (ns4)
		html += '</layer></ilayer>';
		
	html += '</td>\r</tr>';

/*	if (!didIt) {
		alert(html);
		didIt = true;
	}	*/
	masterHTML += html;
}

function outputHTML() {
	document.writeln('<!-- begin dynamically-generated code -->\r');
	document.writeln(masterHTML);
	document.writeln('<!-- end dynamically-generated code -->\r');
	if (ns4) {
		document.writeln('<script src="js/ns4.js" type="text/javascript" language="javascript"></script>');
		document.writeln(ns4mouseouts);
		document.writeln('// -->\r</script>');
	}
}

function outputStyles() {
	document.writeln(masterStyle);
	document.writeln('</style>');
}



/************ action functions *************/


function checkover() {
	if (!oversomething && somethingson)
		clearAll();
}

function clearAll() {
	oversomething = false;
	somethingson = false;

	for (i=0; i<((onHome) ? 4 : 4); i++) {
		if (i != currentSection)
			document["n" + i].src = navOff[i].src;
		if (i > 0 && i < 4)
			showHideLayers( ("menu" + i),'','hide');
	}
}

// selects a menu item (mostly used for NS4)
function selectItem(menuNum, itemNum) {
	
	oversomething = true;
	somethingson = true;

	if (ns4)
		document.layers["menu" + menuNum].layers["item" + menuNum + itemNum].bgColor = "#FFFFFF";				// select current menu item

}

// deselects a menu item (NS4)
function deselectItem(menuNum, itemNum) {

	if (ns4)
		document.layers["menu" + menuNum].layers["item" + menuNum + itemNum].bgColor = "#D9D9D9";			// deselect current menu item

}


function select(section) {
	oversomething = true;
	somethingson = true;

	for (i=0; i<((onHome) ? 4 : 4); i++)
		if (i != currentSection)
			document["n" + i].src = navOff[i].src;

	for (i=1; i<=3; i++)
		showHideLayers( ("menu" + i),'','hide');

	document["n" + section].src = navOn[section].src;
	
	if (sitemap[section].children)
		showHideLayers( ("menu" + section),'','show');
}

function deselect() {
	oversomething = false;
}

function hideMenu(el, menuNum, target) {
	if ((ie && !el.contains(event.toElement)) || (ns6 && !ns6Contains(el, target)) || ns4) {
		oversomething = false;
		somethingson = true;

		if (ns4)
			checkover();
	} 
}


/***************************
 
general menu code

****************************/


// netscape 6 version of IE's element.contains() function
function ns6Contains(container, containee) {
	var isParent = false;
	do {
		if ((isParent = container == containee))
			break;
		containee = containee.parentNode;
	}
	while (containee != null);
	return isParent;
}

// code for DHTML menus:
function finditem(n, d) {
	var p,i,x;
	if (!d)
		 d=document;
	if ((p=n.indexOf("?"))>0&&parent.frames.length) {
    	d=parent.frames[n.substring(p+1)].document;
    	n=n.substring(0,p);
    }
	if (!(x=d[n])&&d.all)
		x=d.all[n];
	for (i=0;!x&&i<d.forms.length;i++)
		x=d.forms[i][n];
	for (i=0;!x && d.layers && i<d.layers.length;i++)
		x=finditem(n,d.layers[i].document);
	if (!x && document.getElementById)
		x=document.getElementById(n);
	return x;
}

function showHideLayers() {
	var i, p, v, item, args = showHideLayers.arguments;
	for (i=0; i<(args.length-2); i+=3)
		if ((item=finditem(args[i]))!=null) {
			v=args[i+2];
			if (item.style) {
				item=item.style;
				v = (v=='show') ? 'visible' : (v='hide') ? 'hidden' : v;
			}
			item.visibility=v;
		}
}



/************* other site functions ********/

function cabletour() { 
	tourwindow = window.open('swf/digital_cable_tour.html', 'digitalcable','toolbar=no,location=no,status=no,menubar=no,scrollbars=no,resizable=no,width=690,height=425');
	if (window.focus)
		tourwindow.focus();
}

function internettour() { 
	tourwindow = window.open('swf/online_tour.html', 'internet','toolbar=no,location=no,status=no,menubar=no,scrollbars=no,resizable=no,width=690,height=425');
	if (window.focus)
		tourwindow.focus();
}

function ppv(movie) { 
	url = "ppv/" + movie + ".html";
	tourwindow = window.open(url, 'PPVdetail','toolbar=no,location=no,status=no,menubar=no,scrollbars=yes,resizable=no,width=515,height=530');
	if (window.focus)
		tourwindow.focus();
}

function disclaimer(page) { 
	url = 'disclaimer' + page + '.html';
	disclaimerwindow = window.open(url, 'LegalDisclaimers','toolbar=no,location=no,status=no,menubar=no,scrollbars=yes,resizable=yes,width=415,height=500');
	if (window.focus)
		disclaimerwindow.focus();
}

function investorRelations() {
	investorRelationsWindow = window.open('investor_disclaimer.html',
'InvestorRelations','toolbar=no,location=no,status=no,menubar=no,scrollbars=yes,resizable=yes,width=415,height=500');
	if (window.focus)
		investorRelationsWindow.focus();
}

function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}