// JavaScript Document
$(document).ready(function(){
	if(!$('#1_7s')[0]){
		$($('li','#navi')[6]).after('<li id="1_7s"><a href="1_7_PEkids.html"><img src="images/ts.gif" /></a></li>'); 
		$($('li','#navi')[9]).after('<li><a href="zhihufaq"><img src="images/zh.gif" /></a></li>'); 
	}
	if($('#1_7s')[0]){
		$("a","#navi").each(function(i){
			$(this).mouseover(function(){
				if($(this).children().attr("src").indexOf('cr')<=0){
					var srcb = 'images/'+'cr'+$(this).children().attr("src").substring(($(this).children().attr("src").indexOf('images/')+7),$(this).children().attr("src").length);
					//var b='images/'+'cr'+$('#navi img').eq(i).attr('src').replace('images/','');
					$(this).children().attr("src",srcb);
				}
			}).mouseout(function(){
				if($(this).attr("class")!='cr'){
					$(this).children().attr("src",$(this).children().attr("src").replace('cr',''));
				}
			});
		});
	}else{
		$($('li','#navi')[6]).after('<li id="1_7s"><a href="1_7_PEkids.html"><img src="images/ts.gif" /></a></li>'); 
	}
	$('<ul id="allweb"><li><a href="productlinks.html"><img src="images/all.gif" /></a></li><li><a href="newactivities.html"><img src="images/hd.gif" /></a></li></ul>').insertAfter("#navi"); 
});