// JavaScript Document
function detectBrowser(){
  var isIE = false;
  var browser=navigator.appName;
  var b_version=navigator.appVersion;
  var version=parseFloat(b_version);
  
  if (browser== "Microsoft Internet Explorer"){
     isIE = true;     
  }
  
  return isIE;
}


    /**********************/
    /* getElementByClass  */
    /**********************/

    var allHTMLTags = new Array();

function getElementByClass(theClass) {

    //Create Array of All HTML Tags
    var allHTMLTags=document.getElementsByTagName("*");

  //Loop through all tags using a for loop
  for (i=0; i<allHTMLTags.length; i++) {

    //Get all tags with the specified class name.
    if (allHTMLTags[i].className==theClass) {
     if(detectBrowser()) {
      if(allHTMLTags[i].innerText == '') {
           allHTMLTags[i].style.display='none';      
      }
     }      
    }
  }
}