//on IE must test online only


var page = document.URL.substr(document.URL.lastIndexOf("/"),6).toLowerCase();
var file = document.URL.substr(document.URL.lastIndexOf("/"),5).toLowerCase();

if (screen.width > 850) {      //begin screen width  

if (page == "/lib3c"){
              document.write('<iframe name=include src="../sidebar/cancer.htm" width="150" height="500" scrolling="no" frameborder="0"></iframe>');
              } 
if (page == "/lib3d"){
              document.write('<iframe name=include src="../sidebar/diet.htm" width="150" height="500" scrolling="no" frameborder="0"></iframe>');
              }  
if (page == "/lib3h"){
              document.write('<iframe name=include src="../sidebar/heart.htm" width="150" height="500" scrolling="no" frameborder="0"></iframe>');
              }  
else if ((page == "/lib3.") || (page == "/lib3a") || (page == "/lib3e") || (page == "/lib3g") || (page == "/lib3i") || (page == "/lib3k") || (page == "/lib3l") || (page == "/lib3m") || (page == "/lib3p") || (page == "/lib3q") || (page == "/lib3s") || (page == "/lib3w") || (file == "/0_es")){
              document.write('<iframe name=include src="../sidebar/sidebar.htm" width="150" height="500" scrolling="no" frameborder="0"></iframe>');
              } 

}    //end screenwidth