JS JavaScript time span judgment

var day =  (new Date($("#inqu_status-0-PRODUCE_TIMEEnd").val().replace(/-/g,"\/"))-new Date($("#inqu_status-0-PRODUCE_TIME").val().replace(/-/g,"\/")))/(86400000);
var month = ($("#inqu_status-0-PRODUCE_TIMEEnd").val().replace(/-/g,"").replace(/:/g,"").replace(/ /g,"")).substring(0,6)-($("#inqu_status-0-PRODUCE_TIME").val().replace(/-/g,"").replace(/:/g,"").replace(/ /g,"")).substring(0,6);
    	if(day<=1){
    
    //查询时间小于一天用小时展示  
    		$("#inqu_status-0-timecount").val//改变控件值
    	}
    	else if(month<=2){
    
    //查询时间小于两个月用天展示  
    		$("#inqu_status-0-timecount").val
    	}
    	else {
    
    //查询时间大于两个月用月展示  
    		$("#inqu_status-0-timecount").val
    	}