/***********************************************
* AnyLink Drop Down Menu- © Dynamic Drive (www.dynamicdrive.com)
* This notice MUST stay intact for legal use
* Visit http://www.dynamicdrive.com/ for full source code
***********************************************/

// Engineering & Design menu1
var menu1=new Array()
menu1[0]='<a href="mscengineeringdesign.php">MSC Engineering & Design</a>'
menu1[1]='<a href="structuralhullengineering.php">Structural Hull Engineering & Design</a>'
menu1[2]='<a href="marineengineering.php">Marine Engineering & Design</a>'
menu1[3]='<a href="mechanicalengineering.php">Mechanical Engineering & Design</a>'
menu1[4]='<a href="electricalengineering.php">Electrical Engineering & Design</a>'
menu1[5]='<a href="electronicsengineering.php">Electronics Engineering & Design</a>'
menu1[6]='<a href="lcacengineering.php">LCAC Engineering & Design</a>'

// Technical services menu2
var menu2=new Array()

menu2[0]='<a href="technicalservices.php">MSC Technical Services</a>'
menu2[1]='<a href="logisticssupport.php">Logistics Support</a>'
menu2[2]='<a href="computeranalysis.php">Computer Analysis</a>'
menu2[3]='<a href="maintenanceplanning.php">Maintenance & Planning</a>'		
menu2[4]='<a href="testinspection.php">Test & Inspection</a>'


// About MSC menu3		
var menu3=new Array()
menu3[0]='<a href="history.php">MSC History</a>'
menu3[1]='<a href="portfolio.php">Projects Portfolio</a>'
menu3[2]='<a href="clients.php">Clients</a>'
menu3[3]='<a href="brochures.php">Brochures</a>'		
menu3[4]='<a href="references.php">Related Links</a>'	
		
		
var menuwidth="300px"// //default menu width 165px
var menubgcolor='#003366'  //menu bgcolor
var disappeardelay=400  //menu disappear speed onMouseout (in miliseconds) 250
var hidemenu_onclick="yes" //hide menu when user clicks within menu?

/////No further editting needed

var ie4=document.all
var ns6=document.getElementById&&!document.all

if (ie4||ns6)
document.write('<div id="dropmenudiv" style="visibility:hidden;width:'+menuwidth+';background-color:'+menubgcolor+'" onMouseover="clearhidemenu()" onMouseout="dynamichide(event)"></div>')

function getposOffset(what, offsettype){
var totaloffset=(offsettype=="left")? what.offsetLeft : what.offsetTop;
var parentEl=what.offsetParent;
while (parentEl!=null){
totaloffset=(offsettype=="left")? totaloffset+parentEl.offsetLeft : totaloffset+parentEl.offsetTop;
parentEl=parentEl.offsetParent;
}
return totaloffset;
}


function showhide(obj, e, visible, hidden, menuwidth){
if (ie4||ns6)
dropmenuobj.style.left=dropmenuobj.style.top="-500px"
if (menuwidth!=""){
dropmenuobj.widthobj=dropmenuobj.style
dropmenuobj.widthobj.width=menuwidth
}
if (e.type=="click" && obj.visibility==hidden || e.type=="mouseover")
obj.visibility=visible
else if (e.type=="click")
obj.visibility=hidden
}

function iecompattest(){
return (document.compatMode && document.compatMode!="BackCompat")? document.documentElement : document.body
}

function clearbrowseredge(obj, whichedge){
var edgeoffset=0
if (whichedge=="rightedge"){
var windowedge=ie4 && !window.opera? iecompattest().scrollLeft+iecompattest().clientWidth-15 : window.pageXOffset+window.innerWidth-15
dropmenuobj.contentmeasure=dropmenuobj.offsetWidth
if (windowedge-dropmenuobj.x < dropmenuobj.contentmeasure)
edgeoffset=dropmenuobj.contentmeasure-obj.offsetWidth
}
else{
var topedge=ie4 && !window.opera? iecompattest().scrollTop : window.pageYOffset
var windowedge=ie4 && !window.opera? iecompattest().scrollTop+iecompattest().clientHeight-15 : window.pageYOffset+window.innerHeight-18
dropmenuobj.contentmeasure=dropmenuobj.offsetHeight
if (windowedge-dropmenuobj.y < dropmenuobj.contentmeasure){ //move up?
edgeoffset=dropmenuobj.contentmeasure+obj.offsetHeight
if ((dropmenuobj.y-topedge)<dropmenuobj.contentmeasure) //up no good either?
edgeoffset=dropmenuobj.y+obj.offsetHeight-topedge
}
}
return edgeoffset
}

function populatemenu(what){
if (ie4||ns6)
dropmenuobj.innerHTML=what.join("")
}


function dropdownmenu(obj, e, menucontents, menuwidth){
if (window.event) event.cancelBubble=true
else if (e.stopPropagation) e.stopPropagation()
clearhidemenu()
dropmenuobj=document.getElementById? document.getElementById("dropmenudiv") : dropmenudiv
populatemenu(menucontents)

if (ie4||ns6){
showhide(dropmenuobj.style, e, "visible", "hidden", menuwidth)

dropmenuobj.x=getposOffset(obj, "left")
dropmenuobj.y=getposOffset(obj, "top")
dropmenuobj.style.left=dropmenuobj.x-clearbrowseredge(obj, "rightedge")+"px"
dropmenuobj.style.top=dropmenuobj.y-clearbrowseredge(obj, "bottomedge")+obj.offsetHeight+"px"
}

return clickreturnvalue()
}

function clickreturnvalue(){
if (ie4||ns6) return false
else return true
}

function contains_ns6(a, b) {
while (b.parentNode)
if ((b = b.parentNode) == a)
return true;
return false;
}

function dynamichide(e){
if (ie4&&!dropmenuobj.contains(e.toElement))
delayhidemenu()
else if (ns6&&e.currentTarget!= e.relatedTarget&& !contains_ns6(e.currentTarget, e.relatedTarget))
delayhidemenu()
}

function hidemenu(e){
if (typeof dropmenuobj!="undefined"){
if (ie4||ns6)
dropmenuobj.style.visibility="hidden"
}
}

function delayhidemenu(){
if (ie4||ns6)
delayhide=setTimeout("hidemenu()",disappeardelay)
}

function clearhidemenu(){
if (typeof delayhide!="undefined")
clearTimeout(delayhide)
}

if (hidemenu_onclick=="yes")
document.onclick=hidemenu

//************************************************
// Form validation
//************************************************
// JavaScript Document

// whitespace characters
var whitespace = " \t\n\r";

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

// Check whether string s is empty.
function isEmpty(s)
{ return ((s == null) || (s.length == 0)) }

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

function isWhitespace (s)
{
   var i;

   // Is s empty?
   if (isEmpty(s)) return true;

   // Search through string's characters one by one
   // until we find a non-whitespace character.
   // When we do, return false; if we don't, return true.

   for (i = 0; i < s.length; i++)
   {
		// Check that current character isn't whitespace.
		var c = s.charAt(i);

		if (whitespace.indexOf(c) == -1) return false;
   }

   // All characters are whitespace.
   return true;
}
function MM_jumpMenu(targ,selObj,restore){ //v3.0
  eval(targ+".location='"+selObj.options[selObj.selectedIndex].value+"'");
  if (restore) selObj.selectedIndex=0;
}

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

function ForceEntry(val, str) {
   var strInput = new String(val.value);

   if (isWhitespace(strInput)) {
		alert(str);
		return false;
   } else
		return true;

}

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

function ValidateRanking() {
   // This function ensures document.forms[0].nRanking.value >=1 && <= 10

   if (parseInt(document.forms[0].nRanking.value) >= 1 && parseInt(document.forms[0].nRanking.value) <=10)
		return true;
   else
		return false;
}

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

function ValidateData() {

   	var CanSubmit = false;
	var custName1 = document.getElementById("txtCustomerName")
	var custName2 = document.getElementById("txtAddress")
	var custName3 = document.getElementById("txtPhone")
	
	custName1.className = '';
	custName2.className = '';
	custName3.className = '';
	
   // Check to make sure that the full name field is not empty.
   CanSubmit = ForceEntry(document.forms.frmContact.txtCustomerName,"Please provide a customer name.");
	
	if(CanSubmit == false)
	{
		custName1.focus();
		custName1.className = 'error';
		return false;
	}
	
   CanSubmit = ForceEntry(document.forms.frmContact.txtAddress,"Please supply an address.");
	if(CanSubmit == false)
	{
		custName2.focus();
		custName2.className = 'error';
		return false;
	}
	
   CanSubmit = ForceEntry(document.forms.frmContact.txtPhone,"Please supply a phone number.");
	if(CanSubmit == false)
	{
		custName3.focus();
		custName3.className = 'error';
		return false;
	}
	
}