var is_abroad = 1;
//目的地
function change_search_destination(){
	var rows_cat_parent_abroad_200 = '<select id="search_destination_cat_parent" name="search_destination_cat_parent"><option value="0">方向不限</option>'+'<option value="20">港澳</option><option value="22">东南亚</option><option value="24">日韩</option><option value="26">欧洲</option><option value="28">非洲·中东</option><option value="30">澳新·南太平洋</option><option value="32">美洲</option></select>';
	var rows_cat_parent_domestic_200 = '<select id="search_destination_cat_parent" name="search_destination_cat_parent"><option value="0">方向不限</option>'+'<option value="2">北京周边</option><option value="3">华东</option><option value="4">海南</option><option value="6">云南·贵州</option><option value="8">山东·大连</option><option value="10">东北·边境</option><option value="12">桂林·北海越南</option><option value="14">福建·江西</option><option value="16">西藏·新疆</option><option value="18">三峡·张家界</option><option value="34">中原地区</option><option value="37">四川</option></select>';
		var rows_cat_parent_abroad_2500 = '<select id="search_destination_cat_parent" name="search_destination_cat_parent"><option value="0">方向不限</option>'+'<option value="21">港澳</option><option value="23">东南亚</option><option value="25">日韩</option><option value="27">欧洲</option><option value="29">非洲·中东</option><option value="31">澳新·南太平洋</option><option value="33">美洲</option></select>';
	var rows_cat_parent_domestic_2500 = '<select id="search_destination_cat_parent" name="search_destination_cat_parent"><option value="0">方向不限</option>'+'<option value="1">上海周边</option><option value="5">海南</option><option value="7">云南·贵州</option><option value="9">山东·大连</option><option value="11">东北·内蒙·边境</option><option value="13">桂林·北海越南</option><option value="15">福建</option><option value="17">西藏·新疆</option><option value="19">三峡·张家界</option><option value="35">中原地区</option><option value="36">北京</option><option value="38">四川</option></select>';
	var search_begin_city_code = document.getElementById("search_begin_city_code").value;
	if(is_abroad == 1){
		if(search_begin_city_code == 200){
			document.getElementById("search_destination_cat_parent_span").innerHTML = rows_cat_parent_abroad_200;
		}else if(search_begin_city_code == 2500){
			document.getElementById("search_destination_cat_parent_span").innerHTML = rows_cat_parent_abroad_2500;
		}else{
			document.getElementById("search_destination_cat_parent_span").innerHTML = rows_cat_parent_abroad_200;
		}
	}else{
		if(search_begin_city_code == 200){
			document.getElementById("search_destination_cat_parent_span").innerHTML = rows_cat_parent_domestic_200;
		}else if(search_begin_city_code == 2500){
			document.getElementById("search_destination_cat_parent_span").innerHTML = rows_cat_parent_domestic_2500;
		}else{
			document.getElementById("search_destination_cat_parent_span").innerHTML = rows_cat_parent_domestic_200;
		}
	}
}
change_search_destination();
function before_submit(){
	var key_words = document.getElementById("search_key_words").value;
	if(key_words == "请输入关键词..."){
		document.getElementById("search_key_words").value = "";
	}
	document.getElementById("search_isabroad").value = is_abroad;
}