var hotel = new Array();
 hotel[0] = new Array();
 hotel[0][0]="1";
 hotel[0][1]="淡水中信大飯店";
 var promotion_group_1 = new Array();
 hotel[1] = new Array();
 hotel[1][0]="2";
 hotel[1][1]="新店中信商務會館";
 var promotion_group_2 = new Array();
 hotel[2] = new Array();
 hotel[2][0]="3";
 hotel[2][1]="中壢中信大飯店";
 var promotion_group_3 = new Array();
 hotel[3] = new Array();
 hotel[3][0]="5";
 hotel[3][1]="台中中信大飯店";
 var promotion_group_5 = new Array();
 hotel[4] = new Array();
 hotel[4][0]="6";
 hotel[4][1]="嘉義兆品酒店";
 var promotion_group_6 = new Array();
 hotel[5] = new Array();
 hotel[5][0]="8";
 hotel[5][1]="高雄中信大飯店";
 var promotion_group_8 = new Array();
 hotel[6] = new Array();
 hotel[6][0]="9";
 hotel[6][1]="花蓮中信大飯店";
 var promotion_group_9 = new Array();
 hotel[7] = new Array();
 hotel[7][0]="11";
 hotel[7][1]="桃園中信酒店";
 var promotion_group_11 = new Array();
 hotel[8] = new Array();
 hotel[8][0]="15";
 hotel[8][1]="墾丁中信客棧";
 var promotion_group_15 = new Array();
 hotel[9] = new Array();
 hotel[9][0]="17";
 hotel[9][1]="廈門中信酒店";
 var promotion_group_17 = new Array();
 hotel[10] = new Array();
 hotel[10][0]="19";
 hotel[10][1]="日月潭雲品酒店";
 var promotion_group_19 = new Array();
 hotel[11] = new Array();
 hotel[11][0]="21";
 hotel[11][1]="新莊翰品酒店";
 var promotion_group_21 = new Array();
 hotel[12] = new Array();
 hotel[12][0]="22";
 hotel[12][1]="台北君品酒店";
 var promotion_group_22 = new Array();
	function promotion_hotel_set(theform)
	{
		theform.hotelid.length = hotel.length;
		if(hotel.length==0)
		{
			theform.hotelid.length=1;
			theform.hotelid.options[0].text = "";
			theform.hotelid.options[0].value = "0";
		}
		else
		{
			for(i=0;i<theform.hotelid.length;i++)
			{
				theform.hotelid.options[i].innerHTML = hotel[i][1]; //use innerHTML instead of using text, by kenit
				theform.hotelid.options[i].value = hotel[i][0];
			}
		}
				theform.hotelid.selectedIndex=[0];
			}
	
	function promotion_change_hotel(theform)
	{
		var hotelid;
		hotelid = theform.hotelid.value;
		if(hotelid>0)
		{
			eval("theform.groupno.length = promotion_group_"+hotelid+".length");
			if(theform.groupno.length==0)
			{
				theform.groupno.length=1;
				theform.groupno.options[0].text = "";
				theform.groupno.options[0].value = "0";
			}
			else
			{
				for(i=0;i<theform.groupno.length;i++)
				{
					eval("theform.groupno.options[i].text=promotion_group_"+hotelid+"[i][1];");
					eval("theform.groupno.options[i].value=promotion_group_"+hotelid+"[i][0];");
				}
			}
			theform.groupno.selectedIndex=[0];
			promotion_change_group(theform);
		}	
	}
	
	function promotion_change_group(theform)
	{
		var hotelid,groupno;
		hotelid = theform.hotelid.value;
		groupno = theform.groupno.value;
		if((hotelid>0)&&(groupno>0))
		{
			eval("theform.promotion_no.length = promotion_"+hotelid+"_"+groupno+".length");
			if(theform.promotion_no.length==0)
			{
				theform.promotion_no.length=1;
				theform.promotion_no.options[0].text = "";
				theform.promotion_no.options[0].value = "0";
			}
			else
			{
				theform.promotion_no.length++;
				theform.promotion_no.options[0].text = "全部";
				theform.promotion_no.options[0].value = "0";
				
				for(i=1;i<(theform.promotion_no.length);i++)
				{
					eval("theform.promotion_no.options[i].text=promotion_"+hotelid+"_"+groupno+"[i-1][1];");
					eval("theform.promotion_no.options[i].value=promotion_"+hotelid+"_"+groupno+"[i-1][0];");
				}
			}	
			theform.promotion_no.selectedIndex=[0];
		}
		else
		{
			theform.promotion_no.length=1;
			theform.promotion_no.options[0].text = "";
			theform.promotion_no.options[0].value = "0";
			theform.promotion_no.selectedIndex=[0];
		}
	}
	
	function promotion_send_form(theform)
	{
		if(theform.promotion_no.value>0)
		{
			theform.set.value =3;
			return true;
		}
		else if(theform.groupno.value>0)
		{
			theform.set.value=2;
			return true;
		}
		else
		{
			alert("無行程可選擇");
			return false;
		}
	}
	function promotion_reset_form(theform)
	{
		theform.hotelid.selectedIndex=[0];
		promotion_change_hotel(theform)
	}