var spans = document.getElementsByTagName('span');
for (i = 0;  i < spans.length;  i++) 
{	
	if(spans[i].className == "ishmcallout")  
	{
		var ishmcallout = document.createElement('div');
		ishmcallout.className = "contentCallout";
		ishmcallout.innerHTML = "\"..." + spans[i].innerHTML + ".\"";  
		spans[i].insertBefore(ishmcallout, null);
	}	
}