function getButton(chatid){
		var today = new Date();
		var now = Date.UTC(today.getFullYear(), today.getMonth()+1, today.getDate(),today.getHours(),today.getMinutes(),0);
		//Changed from 4 to 5 to adjust for daylight savings time
		timezone = (4 - (today.getTimezoneOffset()/60));
		var adj_chat_date = Date.UTC(chat_date.getFullYear(), chat_date.getMonth()+1, chat_date.getDate(),(chat_date.getHours() + timezone),chat_date.getMinutes(),0);
		var diff = (now - adj_chat_date)/60000;
		if( diff >= -60 && diff <= 90){
				document.writeln("<form style=\"margin-left:12px;\" name=\"input\">Nickname:<input type=\"text\" name=\"name\"> <input type=\"button\" onclick=\"javascript:call_applet();\" value=\"Join Chat Now\" /></form>");
		}
		else if(diff < -90){
			document.writeln("<div id=\"chatbutton4\"><a href=\"javascript:ask_question('" + chatid + "');\" class=\"bluebutton\">Post a question</a></div>");				
		}	
		
};

function call_applet(){
		var url = "http://www.networkworld.com/chat/popup_jc.html?name=" + document.input.name.value;
		window.open(url,"_blank","width=675,height=630,resizable=yes,scrollbars=no,menubar=no,toolbar=no,status=yes,location=no,directories=no,copyhistory=no");
};

function ask_question(chat_id){
		var url = "http://www.networkworld.com/chat/ask_question.jsp?id=" + chat_id;
		window.open(url,"_blank","width=685,height=685,resizable=yes,scrollbars=no,menubar=no,toolbar=no,status=yes,location=no,directories=no,copyhistory=no");	
};