//start dhtml

var remember = new Array();
var remember2 = new Array();
var checkIt;

var DHTML = (document.getElementById || document.all || document.layers);

function show(name,lvl,obj)
{
	if (!DHTML) return;
	checkUserInput();
	if (remember[lvl] && remember[lvl] == name) return;
	if (remember[lvl])
	{
		closeAll(lvl);
	}
	if (name)
	{
		var x = getObj(name);
		x.visibility = 'visible';
	}
	remember[lvl] = name;
	if (obj.parentNode) y = obj.parentNode;
	else if (obj.parentElement) y = obj.parentElement;
	else return;
	if (y.className) return;
	y.className = 'over';
	if (remember2[lvl]) remember2[lvl].className = '';
	remember2[lvl] = y;
}

function closeAll(lvl)
{
	for (i=remember.length - 1;i>=lvl;i--)
	{
		if (remember[i]) //IE4 Mac
		{
			var x = getObj(remember[i]);
			x.visibility = 'hidden';
		}
		remember[i] = null;
		if (remember2[i])
		{
			remember2[i].className = '';
			remember2[i] = null;
		}
	}

}

function checkUserInput()
{
	if (checkIt) clearTimeout(checkIt);
	checkIt = setTimeout('closeAll(1)',30000);
}

function getObj(name)
{
  if (document.getElementById)
  {
    return document.getElementById(name).style;
  }
  else if (document.all)
  {
    return document.all[name].style;
  }
  else if (document.layers)
  {
    return document.layers[name];
  }
  else return false;
}

//end dhtml
 //start resize netscape fix
 


var origWidth = window.innerWidth;

//for ie and netscape
/*alert(screen.availWidth);
//innerWidth works for NN only
alert(window.innerWidth);
alert(window.outerWidth);
//equivalent for IE but must be fired by onload event
alert(document.body.clientWidth );
*/
var origHeight = window.innerHeight;

function reloadPage() {
    if (navigator.appName=="Netscape") {
	
        if (origWidth != window.innerWidth || origHeight != window.innerHeight) {
		
            location.reload();
			
        }
    }else{
	closeAll(1)
	}
}
  
  //ns resize fix
  
var br = false;

if (((navigator.appName.indexOf('Netscape')>=0) && (navigator.appVersion.charAt(0)>=3)) || ((navigator.appName.indexOf('Microsoft') >= 0) && (navigator.appVersion.substring(navigator.appVersion.indexOf('MSIE ')+5,navigator.appVersion.indexOf('MSIE ')+6)>=4))) {
    br = true;
}


if (br){

    img1on = new Image( ); img1on.src = "images/hnav_1_coinfo_on.gif";
    img1off = new Image( ); img1off.src = "images/hnav_1_coinfo_off.gif";
	
	img2on = new Image( ); img2on.src = "images/hnav_2_tech_on.gif";
    img2off = new Image( ); img2off.src = "images/hnav_2_tech_off.gif";
	
	img3on = new Image( ); img3on.src = "images/hnav_3_pipe_on.gif";
    img3off = new Image( ); img3off.src = "images/hnav_3_pipe_off.gif";
	
	img4on = new Image( ); img4on.src = "images/hnav_4_coll_on.gif";
    img4off = new Image( ); img4off.src = "images/hnav_4_coll_off.gif";
	
	img5on = new Image( ); img5on.src = "images/hnav_5_invest_on.gif";
    img5off = new Image( ); img5off.src = "images/hnav_5_invest_off.gif";
	
	img6on = new Image(); img6on.src = "images/hnav_6_career_on.gif";
    img6off = new Image(); img6off.src = "images/hnav_6_career_off.gif";
	
}

// Function to "activate" images

function imgAct(imgName) {
    if (br) {
        document[imgName].src = eval(imgName + "on.src");
    }
}

// Function to "de-activate" images
function imgInact(imgName){
    if (br) { 
        document[imgName].src = eval(imgName + "off.src");
    }
}

   //test
   function getridofit(layerName){
  

//set timerID eq to the settime out so we can abort the time out
 timerId = eval('setTimeout("hideLayer(\''+layerName+'\')",1500)');

  }

// Function to Open Pop-up Windows
function openWindow(URL, name, properties){

	myWindow=window.open(URL, name, properties);

}
/*  This is a generic function that requires that you pass arguments to it. This way you can call this function to open any kind of pop-up window.

An example of how you'd call this with arguments:

<a href="javascript: openWindow('http://www.yahoo.com','yahooWindow','width=500,height=300,scrollbars=yes,resizable=no,toolbar=yes,status=yes,location=yes')">yahoo.com</a>
*/