function scrollButtom(lid){
   lid=lid||"log"
   var d=$("#"+lid)[0] 
   d.scrollTop = d.scrollHeight;
}

function alert(msg){
	$("#alert").css({opacity:.9}).html(msg).show();
	setTimeout(function(){
		$("#alert").animate({opacity: '-.1' }, "slow").hide();
	},3500)
}

//选择图标
function selpic(e){
	e=e||window.event
	var src = e.srcElement || e.target; 
	if(src.tagName.toLowerCase()=='img'){
		var msg=$("#msg");
		msg.val(msg.val()+$(src).attr('data'))
		$('#chatpic').popover('hide')
	}
}
function filterMsg(msg){
	return msg.replace(/\[\:(\d+)\]/g,function(a,t,n){
		return "<img src='/images/chat/expression/"+t+".gif' class='cpic' />"
	})
}


$(function() {
	$(document).keydown(function(event){
		    if(event.keyCode == 13){
		        $("#send").click();
				return false;
		    }
	});  
	resize();
	$(window).bind("resize",function(){
		resize()
	})

	var htmls="";
	
	for(var i=1;i<133;i++){
			htmls+="<img class='cspic' onclick='selpic(event)' src='/images/chat/expression/"+i+".gif' data='[:"+i+"]' />"
	}
	//表情
	$("#chatpic").popover({
		html : true,
		trigger:"click",
		title:"表情<span onclick='$(\"#chatpic\").popover(\"hide\")' class='pull-right' title='关闭' style='cursor:pointer'>X</span>",
		placement:"top",
		content:htmls
	})

})