/*
*在文档当中查找对象
*n：要查找的对象，d：在文档中查找的范围
*
*/
	function findObj(n, d) {
	  var p,i,x;
	  if(!d) d=document;
	  if((p=n.indexOf("?"))>0&&parent.frames.length) {
		d=parent.frames[n.substring(p+1)].document;
		n=n.substring(0,p);
		}
	  if(!(x=d[n])&&d.all) x=d.all[n];
	  for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
	  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=findObj(n,d.layers[i].document);
	  if(!x && d.getElementById) x=d.getElementById(n); return x;
	}

	function dateCompare(date1, date2) { //比较date1 大于 date2
		var dt1 = new Date(date1.replace("-","/"));
		var dt2 = new Date(date2.replace("-","/"));
		return dt1<=dt2;
	}

	function dateCompareWithToday(date) {
		var thisDay = new Date();
		var yy = thisDay.getFullYear();
		var mm = thisDay.getMonth();
		var dd = thisDay.getDay();
		thisDay.setFullYear(yy,mm,dd);
		var dt1 = new Date(date.replace("-","/"));
		return dt1 >= thisDay;	
	}

	function isSameCity(cityFrom,cityTo) {
		return cityFrom==cityTo;
	}

	function isEmpty(objName) {
		var val = findObj(objName).value;
		return (val==null || val=="")?true:false;
	}
	
	function hotelNameOk(objName)
	{
		var val = findObj(objName).value;
		if(val=="输入酒店部分或全部名称")
		{
			return true;
		} 
		return false;
	}


	function hotelValidate() {
		var msg = "";
	
		if(isEmpty("city") && $("input[name='hotelAddress1'][checked]").size()<1) {
			msg += "请选择城市！";
		}
		
		if(isEmpty("enterDate")) {
			msg += "请填写入住日期！";
		}

		if(isEmpty("leaveDate")) {
			msg += "请填写离开日期！";
		} 
	
		//if(findObj("inDate").value!=""&&findObj("outDate").value!=""&&!dateCompare(findObj("inDate").value, findObj("outDate").value)) {
		//	msg += "离开日期必须大于等于入住日期！";
		//}
		if(msg.length > 0) {
			var arrStr = msg.split("！");
			msg = "";
			for(i=0; i<arrStr.length-1; i++) {
				msg += arrStr[i] + "！\n";
			}
			alert(msg);
			return false;
		}
	
		return true;
	}