$(document).ready(function() {
  var clickNavId ;
  $('.productNav a').click(function(e) {
	//$('.frontServiceKey2').html('<center><img src="images/indexLoad.jpg /></center>');
		var valueN = e.target.id;
		clickNavId = valueN;
		$.ajax({
			  url: valueN+'.html',
			  success: function(data) {
			    $('.frontServiceKey2').html(data);
			  }
		});
		for(var num = 1;num<=3;num++){
		   $('#index_'+num).attr("class","");	
		}
		$('#'+valueN).attr("class","selected");
	});
    //点击进入相对应的页面
	$('.frontServiceKey li').click(function(e){
		var idvalue = e.target.id;
		if(idvalue=='embraiz'){
		   location.href = "http://www.embraiz.com";
		}else{
		location.href=idvalue+".html";}
	});
	//放上去有手指
	$('.frontServiceKey li').mouseover(function(e){
		var idvalue = e.target.id;
	    document.getElementById(idvalue).style.cursor='pointer';
	});
	 $('.productNav a').mouseover(function(e){
	    var nvavid = e.target.id;
	    document.getElementById(nvavid).style.cursor='pointer';
		$('#'+nvavid).attr("class","selected");
	 });
	  $('.productNav a').mouseout(function(e){
	    var navpid = e.target.id;
		if(navpid==clickNavId){
	
		}else{
		$('#'+navpid).attr("class","");
		}
	 });
});