<!--
/*
common.js 
Revision 03-27-2003
04-18-2003 	fixed some potentially bad code that might cause strict interpreters to error.
03-27-2003	function showLayer :: added leftpos check in the dropdown menu cude for better 
			resizing behavior
03-27-2003	syntax error fixed: replaced assignments to 'undefined' with 'null'... was causing mac
			dropdown menu not to work on less forgiving VMs
*/


/*Depending on environment, rootdir can change
*/


rootdir="";


flashfound  = "";
noflashfound= "";


// Additional Rollover JavaScript added by ActiveEdge 2004 

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_preloadimages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadimages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_findObj(n, d) { //v4.01
  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=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}


// This code tells the navigation what page it's on
function highlight_nav() {
   // Check that the variable exists
   if (typeof(page) != "undefined") {
   	// Check that the variable is not empty
   	if (page != "nil" && page != "") {	
	   // create the variables for the images to be swapped
	   thisImage = "nav_" + page;
	   newImage = rootdir + "images/navigation/" + thisImage + "O.gif";


	   // Swap the images
	   MM_swapImage(thisImage,'',newImage,1);
	}
   }
//   alert (newImage);
}


// This code tells the navigation what page it's on
function highlight_side_nav() {
   // Check that the variable exists
   if (typeof(section) != "undefined") {
   	// Check that the variable is not empty
   	if (section != "nil" && section != "") {	
	   // Change the color of the item
		document.getElementById(item).style.color = "#3E47BF";
		// alert(item);
	}
   }
}


// This is the code for swapping images in the pages (used in all pages EXCEPT index.htm)

function switchImage(whichImage) {
   document.theImage.src = imageArray[whichImage];
   document.getElementById("mainContent").innerHTML = contentArray[whichImage];
}

function prevImage() {
	currentPage--;
	if (currentPage == -1) { currentPage = imageArray.length - 1; }
	switchImage(currentPage);
}

function nextImage() {
	currentPage++;
	if (currentPage == imageArray.length) { currentPage = 0; }
	switchImage(currentPage);

}


// This is the code for spawning the pop up window

function AEWindow(mypage,myname,w,h,scroll)
{
	LeftPosition = (screen.width) ? (screen.width-w)/2 : 0;
	TopPosition = (screen.height) ? (screen.height-h)/2 : 0;
	params =	'height='+h+',width='+w+',top='+TopPosition+',left='+LeftPosition+',scrollbars='+scroll+',noresize,status=0';
	win = window.open(mypage, myname, params);
	if(win.window.focus)
	{
		win.window.focus();
	}

}


// Calculate the menu locations based on the site being centered
function calculateMenu() {

	// Calculate the offset
	// If the window is larger than the enclosing table
	if (document.body.clientWidth < 864) {
		offset = 0;
	}
	else {
		offset = parseInt((document.body.clientWidth - 864)/2);
	}

	// Netscape and Firefox
	if (navigator.appName.indexOf('Netscape') != -1) {
		m1 = 113 + offset + "px";
		m2 = 250 + offset + "px";
		m4 = 450 + offset + "px";
		m5 = 645 + offset + "px";
		m6 = 743 + offset + "px";
		
		
		document.getElementById("menu1").style.left = m1;
		document.getElementById("menu2").style.left = m2;
		document.getElementById("menu4").style.left = m4;
		document.getElementById("menu5").style.left = m5;
		document.getElementById("menu6").style.left = m6;
		
		
	}

	// Internet Explorer
	else {
		document.all.menu1.style.left = 113 + offset;
		document.all.menu2.style.left = 250 + offset;
		document.all.menu4.style.left = 450 + offset;
		document.all.menu5.style.left = 645 + offset;
		document.all.menu6.style.left = 743 + offset;
		
		
	}
}

// Call the routine

if (window.name != "tour") {
	window.onresize= calculateMenu;
}

//calculateMenu();


//-->