function switch_recommend(no,obj) {
	$('.rls').hide();
	$('#rl-title-'+no).show();
	$('#rl-body-'+no).show();
	if(obj)clearInterval(intervalObj);
	return false;
}
var intervalObj;
$(document).ready(function(){
    var count=0;
    intervalObj=setInterval(function(){
        count++;
        if(count>=4)count=0;
        switch_recommend(count);
    },6000);
});