var nav_links = new Array( "what_is", "ri_therapy", "about", "specialists", "faq", "testimonials", "admissions", "contact", "referrals", "view_video", "home" );


var rollover_states = new Array( "on", "off" );

// Preload navbar link images

for ( nav_link in nav_links ) {

  for ( rollover_state in rollover_states ) {

    window[ ( "nav_link_" + nav_links[ nav_link ] + "_" + rollover_states[ rollover_state ] ) ] = new Image();

   
    window[ ( "nav_link_" + nav_links[ nav_link ] + "_" + rollover_states[ rollover_state ] ) ].src = "/inside/images/layout/navbar/" + nav_links[ nav_link ] + "_" + rollover_states[ rollover_state ] + ".gif";
    
    
    
    window[ ( "nav_dot_" + nav_links[ nav_link ] + "_" + rollover_states[ rollover_state ] ) ] = new Image();

    
    window[ ( "nav_dot_" + nav_links[ nav_link ] + "_" + rollover_states[ rollover_state ] ) ].src = "/inside/images/layout/navbar/dots/" + nav_links[ nav_link ] + "_" + rollover_states[ rollover_state ] + ".gif";    

  }
  // end for

}
// end for


var preview_pic_IDs = new Array( "what_is", "ri_therapy", "about", "specialists", "faq", "testimonials", "admissions", "contact", "referrals", "view_video", "home" );

var preview_pic_filenames = new Array( "what_is.jpg", "ri_therapy.jpg", "about.jpg", "specialists.jpg", "faq.jpg", "testimonials.jpg", "admissions.jpg", "contact.jpg", "referrals.gif", "view_video.jpg", "tc_logo.gif" );


window[ 'preview_pics' ] = new Object();

for ( offset in preview_pic_IDs ) {

  window[ 'preview_pics' ][ preview_pic_IDs[ offset ] ] = new Image();
  window[ 'preview_pics' ][ preview_pic_IDs[ offset ] ].src = '/inside/images/layout/preview_pics/' + preview_pic_filenames[ offset ];

}



function nav_roll( nav_link_name, new_rollover_state ) {

  var site_section_ID;

  if ( window.site_section_ID != void( 0 ) ) {

    site_section_ID = window.site_section_ID.toLowerCase();
    
  }
  
  else {
  
    site_section_ID = "null";
  
  }

  
  if ( nav_link_name.toLowerCase() == site_section_ID.toLowerCase() ) {
  
    return;
  
  }

  // Rollover the navbar link image
  if ( ( document.images[ "nav_link_" + nav_link_name ] != void(0) ) && ( window[ "nav_link_" + nav_link_name + "_" + new_rollover_state ] != void(0) ) ) {
 
    document.images[ "nav_link_" + nav_link_name ].src = window[ "nav_link_" + nav_link_name + "_" + new_rollover_state ].src;
  
  }
  
  // Rollover the navbar link dot image
  if ( ( document.images[ "nav_dot_" + nav_link_name ] != void(0) ) && ( window[ "nav_dot_" + nav_link_name + "_" + new_rollover_state ] != void(0) ) ) {
 
    document.images[ "nav_dot_" + nav_link_name ].src = window[ "nav_dot_" + nav_link_name + "_" + new_rollover_state ].src;
  
  }  
  
  
  // Store the original preview picture source
  if ( window.original_preview_picture_src == void( 0 ) ) {
    
    window.original_preview_picture_src = document.images[ 'preview_picture' ].src;
    
  }
  
  // Rollover the preview pic image
  if ( window[ 'preview_pics' ][ nav_link_name ] != void( 0 ) ) {
  
    if ( new_rollover_state == "on" ) {
  
      document.images[ 'preview_picture' ].src = window[ 'preview_pics' ][ nav_link_name ].src;
    
    }
    // end if
    
    if ( new_rollover_state == "off" ) {
    
      document.images[ 'preview_picture' ].src = window.original_preview_picture_src;
      
    }
    // end if
  
  }
  // end if

  return;

}
// end nav_roll


function show_PDF_info() {

  if ( window[ 'win_PDF_info' ] == void(0) ) {

    window[ 'win_PDF_info' ];

  }

  
  window[ 'win_PDF_info' ] = window.open( "/inside/pdf_info.html", "winPDFInfo", "scrollbars=yes,width=300,height=300" );

  window[ 'win_PDF_info' ].self.focus();

  return;

}
// end show_PDF_info