Hello I have a Javascript error in my ASPX shows only in internet explorer ...the error is below:
Line: 54 Error: Unable to set property 'innerHTML' of undefined or null reference


below is Javascript and in bold is line 54
if (message.length==0) { popupwindow.hide(); } else {     popupwindow = dhtmlmodal.open('PopupBox', 'div', 'modalalertdiv', 'Manage clicked title box', 'width=350px,height=150px,left=150px,top=100px,resize=0,scrolling=0')     document.getElementsByName("msgboxLabetext")[0].innerHTML = message; }     }


please help
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