// JavaScript Document

var iPath = 'images/';
var iExt = 'gif';
var suffix = new Array('on', 'off');
var suf;


if(document.images)
{
	nav_applicants_on = new Image(180,24);
	nav_applicants_on.src = iPath + "nav_applicants_on.gif";
	nav_applicants_off = new Image(180,24);
	nav_applicants_off.src = iPath + "nav_applicants_off.gif"; 
	
	nav_degree_requirements_on = new Image(180,24);
	nav_degree_requirements_on.src = iPath + "nav_degree_requirements_on.gif";
	nav_degree_requirements_off = new Image(180,24);
	nav_degree_requirements_off.src = iPath + "nav_degree_requirements_off.gif"; 
	
	nav_program_office_on = new Image(180,24);
	nav_program_office_on.src = iPath + "nav_program_office_on.gif";
	nav_program_office_off = new Image(180,24);
	nav_program_office_off.src = iPath + "nav_program_office_off.gif"; 

	nav_course_offerings_on = new Image(180,24);
	nav_course_offerings_on.src = iPath + "nav_course_offerings_on.gif";
	nav_course_offerings_off = new Image(180,24);
	nav_course_offerings_off.src = iPath + "nav_course_offerings_off.gif"; 	
	
	nav_internships_on = new Image(180,24);
	nav_internships_on.src = iPath + "nav_internships_on.gif";
	nav_internships_off = new Image(180,24);
	nav_internships_off.src = iPath + "nav_internships_off.gif"; 
	
	nav_useful_links_on = new Image(180,24);
	nav_useful_links_on.src = iPath + "nav_useful_links_on.gif";
	nav_useful_links_off = new Image(180,24);
	nav_useful_links_off.src = iPath + "nav_useful_links_off.gif"; 
	
	nav_wgst_board_on = new Image(180,24);
	nav_wgst_board_on.src = iPath + "nav_wgst_board_on.gif";
	nav_wgst_board_off = new Image(180,24);
	nav_wgst_board_off.src = iPath + "nav_wgst_board_off.gif"; 
	
	nav_contact_us_on = new Image(180,24);
	nav_contact_us_on.src = iPath + "nav_contact_us_on.gif";
	nav_contact_us_off = new Image(180,24);
	nav_contact_us_off.src = iPath + "nav_contact_us_off.gif"; 
	
	nav_cas_home_on = new Image(180,24);
	nav_cas_home_on.src = iPath + "nav_cas_home_on.gif";
	nav_cas_home_off = new Image(180,24);
	nav_cas_home_off.src = iPath + "nav_cas_home_off.gif"; 

	nav_wgs_home_on = new Image(180,24);
	nav_wgs_home_on.src = iPath + "nav_wgs_home_on.gif";
	nav_wgs_home_off = new Image(180,24);
	nav_wgs_home_off.src = iPath + "nav_wgs_home_off.gif";  
}



function rollOver(iName, iState)
{
  if(document.images && self[iName + '_' + iState])
  {
    document.images[iName].src = self[iName + '_' + iState].src;
  }
}


//make image alwyas appear on by replaceing img src and mouseoffstate with on state
function postLoad(iName)
{
  //define reg exp and replace _off.gif with _on.gif
  var re = new RegExp ('_off.gif', 'gi') ;
  document.images[iName].src = document.images[iName].src.replace(re, '_on.gif') ;  //acutal image
  eval(iName + '_off').src = document.images[iName].src; //now we set the off state the same as the on state
}