/* 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/btn_contact1.gif",  //default image file
	             "images/btn_contact2.gif",  //image for mouseOn
                 "images/btn_contact3.gif",  //image for selected category 
                 "contact.html",    //the link for bar#1
                 "Contact Us");   //alt tag    
							  
 barArray[2] = new BarClass(2,  
              "images/btn_reg1.gif",   
		      "images/btn_reg2.gif",
              "images/btn_reg3.gif",
		      "regulations_toc.html", 
              "Regulations");

 barArray[3]= new BarClass(3,  
              "images/btn_bio1.gif",
		      "images/btn_bio2.gif",
		      "images/btn_bio3.gif", 
		      "biology_toc.html",
              "Biology Safety");
 	 
barArray[4] = new BarClass(4, 
              "images/btn_chem1.gif", 
   		      "images/btn_chem2.gif",
  		      "images/btn_chem3.gif",
		      "chemistry_toc.html",
              "Chemistry Safety"); 
 
barArray[5]= new BarClass(5,  
             "images/btn_irad1.gif", 
   		     "images/btn_irad2.gif",
  		     "images/btn_irad3.gif",
	 	     "ionrad_toc.html", 
             "Ionizing Radiation");
	 				 
barArray[6]= new BarClass(6,  
             "images/btn_nonirad1.gif", 
   		     "images/btn_nonirad2.gif",
  		     "images/btn_nonirad3.gif",
	 	     "nonionrad_toc.html", 
             "Non-Ionizing Radiation");
	 				 
barArray[7]= new BarClass(7,  
             "images/btn_laser1.gif", 
   		     "images/btn_laser2.gif",
  		     "images/btn_laser3.gif",
	 	     "lasers_toc.html", 
             "Laser Safety");

barArray[8]= new BarClass(8,  
             "images/btn_ergon1.gif", 
   		     "images/btn_ergon2.gif",
  		     "images/btn_ergon3.gif",
	 	     "ergonomics.html", 
             "Ergonomics");	
	 				 
barArray[9]= new BarClass(9,  
             "images/btn_forms1.gif", 
   		     "images/btn_forms2.gif",
  		     "images/btn_forms3.gif",
	 	     "forms.html", 
             "Forms");	 	
	 				 
barArray[10]= new BarClass(10,  
             "images/btn_dscs1.gif", 
   		     "images/btn_dscs2.gif",
  		     "images/btn_dscs3.gif",
	 	     "coordinatorse.html", 
             "Department Safety Coordinators");

barArray[11]= new BarClass(11,  
             "images/btn_news1.gif", 
   		     "images/btn_news2.gif",
  		     "images/btn_news3.gif",
	 	     "news.html", 
             "News");	

barArray[12]= new BarClass(12,  
             "images/new_btn_library1.gif", 
   		     "images/new_btn_library2.gif",
  		     "images/new_btn_library3.gif",
	 	     "library.html", 
             "Library and Bulletins");
 					 
barArray[13]= new BarClass(13,  
             "images/btn_links1.gif", 
   		     "images/btn_links2.gif",
  		     "images/btn_links3.gif",
	 	     "links.html", 
             "Links");

barArray[14]= new BarClass(14,  
             "images/btn_faqs1.gif", 
   		     "images/btn_faqs2.gif",
  		     "images/btn_faqs3.gif",
	 	     "faqs.html", 
             "FAQs");

barArray[15]= new BarClass(15,  
             "images/btn_search1.gif", 
   		     "images/btn_search2.gif",
  		     "images/btn_search3.gif",
	 	     "search.html", 
             "Search");	


barArray[16]= new BarClass(16,  
             "images/btn_train1.gif", 
   		     "images/btn_train2.gif",
  		     "images/btn_train3.gif",
	 	     "training.html", 
             "Training");		
 					 
barArray[17]= new BarClass(17,  
              "images/btn_home1.gif", 
  		      "images/btn_home2.gif",
		      "images/btn_home3.gif",
		      "home.html",  
             "Safety Home Page");


}	

//-----------------------------------------------------------------
// step 3.b: Set the parameter numOfBars to total number of the bars (images)
//-----------------------------------------------------------------
function initNav() { 
  var numOfBars= 17;
  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
}