function launchComment(x){
          windowHandle = window.open(x,'windowName','width=600,height=600,toolbar=1,location=0,directories=0,status=1,scrollbars=1,menubar=0,resizable=1');
     }
     var reg_ex = new RegExp("é","g");
     var replaceItem = '\u00E9';
     var search_text2 = 'Enter your email address...';
     search_text2 = search_text2.replace(reg_ex,replaceItem);

     function verifySearchString(form){
          if(form.keyword.value.replace(/^\s*|\s*$/g,'') == "" || form.keyword.value == search_text2 ){
               alert("Enter your email address...");
               form.keyword.focus();
               form.keyword.value = search_text2;
               return false;
          }
     }