text: /**
   * PHPWind PAGE JS
   * @Copyright Copyright 2011, phpwind.com
   * @Descript: 前台-发帖引导
   * @Author	: linhao87@gmail.com
   * @Depend	: core.js、jquery.js(1.7 or later)
   * $Id$
   */
  
  $(function(){
  	var post_trigger = $('#J_post_trigger'),
  			head_forum_post = $('#J_head_forum_post'),
  			head_forum_pop = $('#J_head_forum_pop'),
  			org_style = head_forum_pop.attr('style');			//原始style
  
  	post_trigger.on('click', function(e){
  		e.preventDefault();
  		var $this = $(this);
  		
  		if(!GV.U_ID) {
  			//未登录
  			location.href = GV.URL.LOGIN;
  		}
  		
  		if(head_forum_pop.find('.pop_loading').length) {
  			head_forum_post.click();
  			forumPos(head_forum_pop);
  		}else{
  			//已有内容
  			head_forum_pop.show();
  			forumPos(head_forum_pop);
  		}
  
  	});
  
  	head_forum_post.on('click', function(){
  		//恢复定位
  		head_forum_pop.attr('style', org_style);
  		head_forum_pop.css({
  			top : head_forum_post.offset().top + head_forum_post.height() - $(document).scrollTop()
  		}).show();
  
  	});
  
  	$('#J_head_forum_close').on('click', function(){
  		head_forum_pop.attr('style', org_style);
  	});
  
  	function forumPos(pop){
  		pop.css({
  			position : 'absolute',
  			left : post_trigger.offset().left - pop.width() - post_trigger.width(),
  			top : post_trigger.offset().top + post_trigger.height()
  		});
  		
  	}
  
  });