/* step 3.a: Set the array of icons
     for each image in the navigator bar, replace the corresponding
     image source files and the corresponding link file/url
*/  
//-----------------------------------------------------------------
// NavClass Method - function setBarArray()
//         creates bar instances with correc settings for each bar
//-----------------------------------------------------------------
function setBarArray()	
{	
barArray[1] = new BarClass(1, 
                "images/biography1.gif",  //default image file
	         "images/biography1.gif",  //image for mouseOn
                 "images/biography2.gif",  //image for selected category 
                 "biography.html",    //the link for bar#1
                 "Biography");   //alt tag    
							  
barArray[2] = new BarClass(2,  
                 "images/research1.gif",   
		 "images/research1.gif",
                 "images/research2.gif",
		 "research.html", 
                 "Research Interests");
				 
barArray[3] = new BarClass(3,  
                 "images/publications1.gif",   
		 "images/publications1.gif",
                 "images/publications2.gif",
		 "publications.html", 
                 "Publications");


barArray[4] = new BarClass(4, 
                 "images/home1.gif",   
		 "images/home1.gif",
                 "images/home2.gif",
		 "index.html", 
                 "Home");
					 


}	

//-----------------------------------------------------------------
// step 3.b: Set the parameter numOfBars to total number of the bars (images)
//-----------------------------------------------------------------
function initNav() { 
  var numOfBars= 4;
  barArray = new Array(numOfBars);  // create global barArray to store images
  theNav= new NavClass(numOfBars);  //the parameter - number of the bars in the navagation bar 
  theNav.setBarArray();             //fill barAray with images
}