expand_iframe_ie.xml

<!-- Use the following code to detect whether the browser is IE -->
<g:evaluate var="jvar_is_ie">  
    try {  
      var isMSIE = Packages.com.glide.sys.Transaction.get().getRequest().getHeader('user-agent').indexOf("MSIE") > 0 ? true : false;  
    } catch (e) {  
      isMSIE = false;  
    }  
    isMSIE;  
</g:evaluate> 

<!-- If the browser is IE, set the height & width as a fixed value. If not, set it to just 'expand' -->
<j:switch on="${jvar_is_ie}">  
   <j:case value="true">  
     gr.sizing = '';
     gr.height = '800px';
     gr.width = '1100px';  
   </j:case>  
   <j:default>  
      gr.sizing = 'expand'; 
   </j:default>  
 </j:switch>