判断当前时间和有效期是否大于30天

var validDate=$("#validDate").html();var validDate2=new Date(validDate.replace(/-/g, "/"));var nowDate=new Date();if(validDate2>nowDate){//判断状态是否有效  #FFFF00 黄 #FF0000  红$("#status").html("有效");if(parseInt((nowDate - validDate2) / 1000 / 60 / 60 /24)<30){$("#status").attr("bgcolor","#FFFF00");}}else{$("#status").html("无效").attr("bgcolor","#FF0000");}