var strVisible='';
var timer;
var blnActivated=0;


function makeObj(div,nest){
	if(document.layers){
		if(nest){
			obj=eval("document."+nest+".document."+div);
		}
		else
			obj=eval("document."+div);
		this.css=obj;
	}
	else if(document.all){
		obj=div
		this.css=eval(obj+".style");
	}
	else{
		this.css=eval("document.getElementById(\""+div+"\").style");
	}
	this.show=show;
	this.hide=hide;
	this.delay=delay;
	hidden=(document.layers)?"hide":"hidden"
	visible=(document.layers)?"show":"visible"
}


function show(){
	if (blnActivated==1){
		clearTimeout(timer)
		if(strVisible!=this)
			hide();
		this.css.visibility=visible
		strVisible=this;
	}
	else
		return false;
}

function hide(){
	if(strVisible!="")
		strVisible.css.visibility=hidden;
}

function delay(){
	timer=setTimeout('hide()',0);
}


function init(){
	divCompany=new makeObj('Company');
	divSolutions=new makeObj('Solutions');
	divNewsroom=new makeObj('Newsroom');
	divCareers=new makeObj('Careers');
	divContact=new makeObj('Contact');
	blnActivated=1;
}

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

function newImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}

function changeImages() {
	if (document.images && (preloadFlag == true)) {
		for (var i=0; i<changeImages.arguments.length; i+=2) {
			document[changeImages.arguments[i]].src = changeImages.arguments[i+1];
		}
	}
}

var preloadFlag = false;
function preloadImages() {
	if (document.images) {
		company_over = newImage("images/nav/company_over.gif");
		solutions_over = newImage("images/nav/solutions_over.gif");
		newsroom_over = newImage("images/nav/newsroom_over.gif");
		careers_over = newImage("images/nav/careers_over.gif");
		contact_over = newImage("images/nav/contact_over.gif");
		preloadFlag = true;
	}
}
/***********************************************************************************/


//local variables
var str = '';	//Main menu
var dm = '';	//Drop down menues
var layer = '';	//Main Layer



/*******Main Menu********/
str += '<div style="height:40px; z-index:100; float:left; position:relative; padding:0; margin:0;">';
str += '<img src="images/nav/nav_01.gif" width="12" height="40" border="0">';
str += '<a href="co_overview.html" onmouseover="changeImages(\'company\', \'images/nav/company_over.gif\'); if(blnActivated) {divCompany.show()} else return false;" onmouseout="changeImages(\'company\', \'images/nav/company_off.gif\'); divCompany.hide();"><img name="company" src="images/nav/company_off.gif" width="59" height="40" border="0" alt="Company"></a>'; 
str += '<img src="images/nav/divider.gif" width="2" height="40" border="0">';
str += '<a href="tech_overview.html" onmouseover="changeImages(\'solutions\', \'images/nav/solutions_over.gif\'); if(blnActivated) {divSolutions.show()} else return false;" onmouseout="changeImages(\'solutions\', \'images/nav/solutions_off.gif\'); divSolutions.hide();"><img src="images/nav/solutions_off.gif" alt="Solutions" name="solutions" width="60" height="40" border="0"></a>';
str += '<img src="images/nav/divider.gif" width="2" height="40" border="0">';
str += '<a href="press_releases.html" onmouseover="changeImages(\'newsroom\', \'images/nav/newsroom_over.gif\'); if(blnActivated) {divNewsroom.show()} else return false;" onmouseout="changeImages(\'newsroom\', \'images/nav/newsroom_off.gif\'); divNewsroom.hide();"><img name="newsroom" src="images/nav/newsroom_off.gif" alt="Newsroom" width="67" height="40" border="0"></a>';
str += '<img src="images/nav/divider.gif" width="2" height="40" border="0">';
str += '<a href="careers.html" onmouseover="changeImages(\'careers\', \'images/nav/careers_over.gif\'); if(blnActivated) {divCareers.show()} else return false;" onmouseout="changeImages(\'careers\', \'images/nav/careers_off.gif\'); divCareers.hide();"><img name="careers" src="images/nav/careers_off.gif" alt="Careers" width="50" height="40" border="0"></a>';
str += '<img src="images/nav/divider.gif" width="2" height="40" border="0">';
str += '<a href="contact.html" onmouseover="changeImages(\'contact\', \'images/nav/contact_over.gif\'); if(blnActivated) {divContact.show()} else return false;" onmouseout="changeImages(\'contact\', \'images/nav/contact_off.gif\'); divContact.hide();"><img name="contact" src="images/nav/contact_off.gif" alt="Contact Us" width="71" height="40" border="0"></a>';
str += '<img src="images/nav/nav_01.gif" width="270" height="40" border="0">';
str += '<img src="images/point.gif" width="200" height="40" border="0">';
str += '</div>';

document.write(str);

/***********************************************************************************/
//__________________________________________________________________________________/
/****************************Drop Down Menus****************************************/

//-------------Company-------------------//

dm += '<div id="Company" style="position:absolute; top:31px; left:13px; visibility:hidden; z-index:100; width: 133px; height: 125px;">';
dm += '<table cellpadding="0" cellspacing="0" border="0" width="133" onmouseover="changeImages(\'company\', \'images/nav/company_over.gif\'); if(blnActivated) {divCompany.show()} else return false" onmouseout="changeImages(\'company\', \'images/nav/company_off.gif\'); divCompany.hide()">';
dm += '<tr><td><img src="images/nav/menu_top.gif" width="133" height="8"></td></tr>';
dm += '<tr><td class="menu"><a href="co_overview.html">Company Overview</a></td></tr>';
dm += '<tr><td class="menu_divider">&nbsp;</td></tr>';
dm += '<tr><td class="menu"><a href="management.html">Management Team</a></td></tr>';
dm += '<tr><td class="menu_divider">&nbsp;</td></tr>';
dm += '<tr><td class="menu"><a href="board.html">Board of Directors</a></td></tr>';
dm += '<tr><td class="menu_divider">&nbsp;</td></tr>';
dm += '<tr><td class="menu"><a href="advisors.html">Board of Advisors</a></td></tr>';
dm += '<tr><td class="menu_divider">&nbsp;</td></tr>';
dm += '<tr><td class="menu"><a href="investors.html">Investors</a></td></tr>';
dm += '<tr><td class="menu_divider">&nbsp;</td></tr>';
dm += '<tr><td class="menu"><a href="partners.html">Partners</a></td></tr>';
dm += '<tr><td class="menu_divider">&nbsp;</td></tr>';
dm += '<tr><td class="menu"><a href="customers.html">Customers</a></td></tr>';
dm += '<tr><td><img src="images/nav/menu_bottom.gif" width="133" height="11"></td></tr>';
dm += '</table>';
dm += '</div>';


//-------------Solutions----------------//
dm += '<div id="Solutions" style="position:absolute; top:31px; left:73px; visibility:hidden; z-index:100; width: 133px; height: 118px;">';
dm += '<table cellpadding="0" cellspacing="0" border="0" onmouseover="changeImages(\'solutions\', \'images/nav/solutions_over.gif\'); if(blnActivated) {divSolutions.show()} else return false" onmouseout="changeImages(\'solutions\', \'images/nav/solutions_off.gif\'); divSolutions.hide()">';
dm += '<tr><td><img src="images/nav/menu_top.gif" width="133" height="8"></td></tr>';
dm += '<tr><td class="menu"><a href="tech_overview.html">Technology Overview</a></td></tr>';
dm += '<tr><td class="menu_divider">&nbsp;</td></tr>';
dm += '<tr><td class="menu"><a href="calling.html">Converged Calling</a></td></tr>';
dm += '<tr><td class="menu_divider">&nbsp;</td></tr>';
dm += '<tr><td class="menu"><a href="messaging.html">Converged Messaging</a></td></tr>';
dm += '<tr><td class="menu_divider">&nbsp;</td></tr>';
dm += '<tr><td class="menu"><a href="value_services.html">Value Added Services</a></td></tr>';
dm += '<tr><td class="menu_divider">&nbsp;</td></tr>';
dm += '<tr><td class="menu"><a href="models.html">Deployment Models</a></td></tr>';
dm += '<tr><td><img src="images/nav/menu_bottom.gif" width="133" height="11"></td></tr>';
dm += '</table>';
dm += '</div>';


//-------------Newsroom----------------//
dm += '<div id="Newsroom" style="position:absolute; top:31px; left:136px; visibility:hidden; z-index:100; width: 133px; height: 60px;">';
dm += '<table cellpadding="0" cellspacing="0" border="0" onmouseover="changeImages(\'newsroom\', \'images/nav/newsroom_over.gif\'); if(blnActivated) {divNewsroom.show()} else return false" onmouseout="changeImages(\'newsroom\', \'images/nav/newsroom_off.gif\'); divNewsroom.hide()">';
dm += '<tr><td><img src="images/nav/menu_top.gif" width="133" height="8"></td></tr>';
dm += '<tr><td class="menu"><a href="press_releases.html">Press Releases</a></td></tr>';
dm += '<tr><td class="menu_divider">&nbsp;</td></tr>';
dm += '<tr><td class="menu"><a href="events.html">Events</a></td></tr>';
dm += '<tr><td><img src="images/nav/menu_bottom.gif" width="133" height="11"></td></tr>';
dm += '</table>';
dm += '</div>';


//-------------Careers----------------//
dm += '<div id="Careers" style="position:absolute; top:31px; left:205px; visibility:hidden; z-index:100; width: 133px; height: 60px;">';
dm += '<table cellpadding="0" cellspacing="0" border="0" onmouseover="changeImages(\'careers\', \'images/nav/careers_over.gif\'); if(blnActivated) {divCareers.show()} else return false" onmouseout="changeImages(\'careers\', \'images/nav/careers_off.gif\'); divCareers.hide()">';
dm += '<tr><td><img src="images/nav/menu_top.gif" width="133" height="8"></td></tr>';
dm += '<tr><td class="menu"><a href="careers.html">Careers Overview</a></td></tr>';
dm += '<tr><td class="menu_divider">&nbsp;</td></tr>';
dm += '<tr><td class="menu"><a href="openings.html">Current Openings</a></td></tr>';
dm += '<tr><td><img src="images/nav/menu_bottom.gif" width="133" height="11"></td></tr>';
dm += '</table>';
dm += '</div>';


//-------------Contact----------------//
dm += '<div id="Contact" style="position:absolute; top:31px; left:257px; visibility:hidden; z-index:100; width: 133px; height: 60px;">';
dm += '<table cellpadding="0" cellspacing="0" border="0" onmouseover="changeImages(\'contact\', \'images/nav/contact_over.gif\'); if(blnActivated) {divContact.show()} else return false" onmouseout="changeImages(\'contact\', \'images/nav/contact_off.gif\'); divContact.hide()">';
dm += '<tr><td><img src="images/nav/menu_top.gif" width="133" height="8"></td></tr>';
dm += '<tr><td class="menu"><a href="contact.html">Contact Overview</a></td></tr>';
dm += '<tr><td class="menu_divider">&nbsp;</td></tr>';
dm += '<tr><td class="menu"><a href="support.html">Support Login</a></td></tr>';
dm += '<tr><td><img src="images/nav/menu_bottom.gif" width="133" height="11"></td></tr>';
dm += '</table>';
dm += '</div>';


document.write(dm);

/*********End Drop Down Menus************/