following javascript is not working in latest version of Safari

Hi,following javascript is working in older versions of Safari but not working in latest version of Safari.pls find the fix for it ASAP.Thanks in advance.

function loadframe(){
var iframeEl = document.getElementById(“ifrm”);
if(!iframeEl)
{
window.alert(‘hellooooooo’);
var el = document.createElement(“div”);
el.innerHTML = ‘<iframe id=”ifrm” width=”0″ height=”0″ src='<!–EP CLASS=”com.epiphany.presentation.ServerURLWriter” ACTION=”campaign_segment_load” TEMPLATE=”campaigncampaign_segments” –>’ onload=”dw_display(‘ifrm’,’segmentspn’)” ></iframe>’;
document.body.appendChild(el);
return true;
}
return false;
}

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