// JavaScript Document

var iPath = 'http://www.american.edu/cas/katzen/images/';
var iExt = 'gif';
var suffix = new Array('on', 'off');

if(document.images)
{

	//Navigation Images
	//Navigation Images
	//Navigation Images		
	nav_about_on = new Image(119,24);
	nav_about_on.src = iPath + "nav_about_on.gif";
	nav_about_off = new Image(119,24);
	nav_about_off.src = iPath + "nav_about_off.gif"; 
	
	nav_academics_on = new Image(119,24);
	nav_academics_on.src = iPath + "nav_academics_on.gif";
	nav_academics_off = new Image(119,24);
	nav_academics_off.src = iPath + "nav_academics_off.gif"; 
	
	nav_events_on = new Image(119,24);
	nav_events_on.src = iPath + "nav_events_on.gif";
	nav_events_off = new Image(119,24);
	nav_events_off.src = iPath + "nav_events_off.gif"; 

	nav_galleries_on = new Image(119,24);
	nav_galleries_on.src = iPath + "nav_galleries_on.gif";
	nav_galleries_off = new Image(119,24);
	nav_galleries_off.src = iPath + "nav_galleries_off.gif"; 
	
	nav_support_on = new Image(119,24);
	nav_support_on.src = iPath + "nav_support_on.gif";
	nav_support_off = new Image(119,24);
	nav_support_off.src = iPath + "nav_support_off.gif"; 
	
	nav_media_on = new Image(119,24);
	nav_media_on.src = iPath + "nav_media_on.gif";
	nav_media_off = new Image(119,24);
	nav_media_off.src = iPath + "nav_media_off.gif"; 
	
	nav_visiting_on = new Image(119,24);
	nav_visiting_on.src = iPath + "nav_visiting_on.gif";
	nav_visiting_off = new Image(119,24);
	nav_visiting_off.src = iPath + "nav_visiting_off.gif"; 
	
	nav_sitemap_on = new Image(119,24);
	nav_sitemap_on.src = iPath + "nav_sitemap_on.gif";
	nav_sitemap_off = new Image(119,24);
	nav_sitemap_off.src = iPath + "nav_sitemap_off.gif"; 
	
	nav_rental_on = new Image(119,24);
	nav_rental_on.src = iPath + "nav_rental_on.gif";
	nav_rental_off = new Image(119,24);
	nav_rental_off.src = iPath + "nav_rental_off.gif"; 
	
	nav_blog_on = new Image(119,24);
	nav_blog_on.src = iPath + "nav_blog_on.gif";
	nav_blog_off = new Image(119,24);
	nav_blog_off.src = iPath + "nav_blog_off.gif"; 
	
	nav_cas_home_on = new Image(119,24);
	nav_cas_home_on.src = iPath + "nav_cas_home_on.gif";
	nav_cas_home_off = new Image(119,24);
	nav_cas_home_off.src = iPath + "nav_cas_home_off.gif";
	
	nav_tickets_on = new Image(119,24);
	nav_tickets_on.src = iPath + "nav_tickets_on.gif";
	nav_tickets_off = new Image(119,24);
	nav_tickets_off.src = iPath + "nav_tickets_off.gif";  
	
	nav_home_on = new Image(119,24);
	nav_home_on.src = iPath + "nav_home_on.gif";
	nav_home_off = new Image(119,24);
	nav_home_off.src = iPath + "nav_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
}