<%
List<String> popUpURLs = new ArrayList();

for(String userId:userIds){
	User user = UserLocalServiceUtil.getUser(Long.valueOf(userId));
	%>

 	<portlet:renderURL var="viewUserPopUp" windowState="pop_up">
		<portlet:param name="userId"
			value="<%=String.valueOf(user.getUserId())%>" />
		<portlet:param name="page" value="display_user" />
	</portlet:renderURL>

 <%
	String popUpURL = "javascript:openSizedPopup('"
			+ viewUserPopUp + "','User Details',640)";
	popUpURLs.add(popUpURL);
}
%>

<liferay-ui:search-container-column-text
  buffer="buffer"
  name="User Name"
  orderable="<%= true %>"
  orderableProperty="userName" >
  <%
  for(int i=0; i<userIdsArray.length; i++){

    String userId = userIdsArray[i];
    User student = UserLocalServiceUtil.getUser(Long.valueOf(userId));

    buffer.append("<span class=\"user-name\" id=\"");
    buffer.append(userId);
    buffer.append("\">");
    buffer.append("<a href=\"" + popUpURLs.get(i) + "\">");
    buffer.append(LanguageUtil.get(pageContext,user.getFullName()));
    buffer.append("</a>");
    buffer.append("</span>");
    if(i < (userIdsArray.length-1)){
      buffer.append("<br/>");
    }
  }
  %>
</liferay-ui:search-container-column-text>