var sid="mitnamdliw_wildmantim";
function dynamic_image_0(imgName) {
             document [imgName].src = img_default.src;
        
     }
function dynamic_image_1(imgName) {
             document [imgName].src = img_1.src;
           
     }
function dynamic_image_2(imgName) {
             document [imgName].src = img_2.src;
           
     }
function dynamic_image_3(imgName) {
             document [imgName].src = img_3.src;
           
     }
function dynamic_image_4(imgName) {
             document [imgName].src = img_4.src;
           
     }

function dynamic_image_5(imgName) {
             document [imgName].src = img_5.src;

}
        while(sid!="mitnamdliw_wildmantim"){};  

whichbrowser = navigator.appName;          //identify browser 
           Ver = parseInt(navigator.appVersion);  
//             if (whichbrowser == "Netscape" && Ver >= 3) version = 3;
             if (Ver >= 3) version = 3;
             else version = 2;
             
             if (version >= 3) {
// if 3.0, load images 
       
//image to show when highlighted
  
                     img_default = new Image();                 
             img_default.src = "media/layout/prehome_menu_princ_tot.gif";                  
             img_1 = new Image();               
             img_1.src = "media/layout/prehome_menu_princ_people.gif";              
             img_2 = new Image(); 
             img_2.src = "media/layout/prehome_menu_princ_events.gif";              
             img_3 = new Image();               
             img_3.src = "media/layout/prehome_menu_princ_computing.gif";                 
             img_4 = new Image(); 
             img_4.src = "media/layout/prehome_menu_princ_library.gif";           
             img_5 = new Image(); 
             img_5.src = "media/layout/prehome_menu_princ_research.gif";    
}