//增加楼盘选择
function add(id,nm) {
	if(!sel[id]) {
		if(sel_num >= 4) {
			alert('最多只能有4个楼盘参加比较！');
		}else {
			sel_num++;
			sel[id] = nm;
			sel_id_str = sel_id_str + id + "|";
			sel_name_str = sel_name_str + nm + "|";
			document.cookie = "sel_id_str=" + sel_id_str + ";";
			document.cookie = "sel_name_str=" + sel_name_str + ";";
		}
	} else {
		//alert( nm+' 已选择！');
	}
	draw();
}

function add_c(id,nm) {
	if(!sel[id]) {
		if(sel_num >= 4) {
			alert('最多只能有4个楼盘参加比较！');
		}else {
			sel_num++;
			sel[id] = nm;
			sel_id_str = sel_id_str + id + "|";
			sel_name_str = sel_name_str + nm + "|";
			document.cookie = "sel_id_str=" + sel_id_str + ";";
			document.cookie = "sel_name_str=" + sel_name_str + ";";
		}
	} else {
		//alert( nm+' 已选择！');
	}
}

//删除楼盘选择
function del(id) {
	tmp = new Array();
	tmp1 = new Array();
	sel2 = new Array();
    select_ids = new Array();
	select_names = new Array();
	select_ids=sel_id_str.split("|");
	select_names=sel_name_str.split("|");
	var ids='';
	var names='';
	var k=0;

	for(i=0;i<select_ids.length-1;i++){
		if(id!=select_ids[i]) {
			tmp[k]=select_ids[i]; 
			tmp1[k]=select_names[i]
			k++;
		}
	}

	for(i=0;i<tmp.length;i++){
		ids=ids+tmp[i]+"|";
		names=names+tmp1[i]+"|";
	}

	sel_id_str = ids;
	sel_name_str = names;

	document.cookie = "sel_id_str=" + ids + ";" ;
	document.cookie = "sel_name_str=" + names + ";" ;
	
	for(key in sel) {
		if(id!=key) {
			sel2[key] = sel[key];
		}
	}
	sel = sel2;
	sel_num--;
	draw();

}

//重画悬浮框
function draw1() {
	out = '';
	for(key in sel) {
		out += "<font color=#12B6FE size=1><b>|</b></font><br><input type=button onclick=\"del('"+key+"','','')\" value='"+sel[key]+"' style='border:1px solid;border-color:#12B6FE ;background-color:white;height:24;width:150;cursor:hand;color:'black';'><br>";
	}
	com_item.innerHTML = out;
}

function draw() {
	out = '';
if(compareCookie!=null&&compareCookie!=''){
   start = document.cookie.indexOf("sel_id_str=");
   if(start!=-1){
	   start = document.cookie.indexOf("=",start)+1;
	   end = document.cookie.indexOf(";",start);
	   sel_id_str = document.cookie.substring(start,end);
   }

   start = document.cookie.indexOf("sel_name_str=");
   if(start!=-1){
	   start = document.cookie.indexOf("=",start)+1;
	   end = document.cookie.indexOf(";",start);
	   sel_name_str = document.cookie.substring(start,end);
   }
}
if(sel_id_str!=''&&sel_id_str!=null){
	var sel_id_arr = new Array();
	var sel_name_arr = new Array();
	sel_id_arr=sel_id_str.split("|");
	sel_name_arr=sel_name_str.split("|");
	for(i=0;i<sel_id_arr.length-1;i++){
		sel[sel_id_arr[i]] = sel_name_arr[i];
	}
	sel_num = sel_id_arr.length-1;
	for(i=0;i<sel_id_arr.length-1;i++){
		if(sel_id_arr[i]!=null&&trim(sel_id_arr[i])!="")
		{
			out += "<font color=#12B6FE size=1><b>|</b></font><br><input type=button onclick=\"del('"+sel_id_arr[i]+"','','')\" value='"+sel_name_arr[i]+"' style='border:1px solid;border-color:#12B6FE ;background-color:white;height:24;width:150;cursor:hand;color:'black';'><br>";
		}
	}
}
	com_item.innerHTML = out;
}
function comchk() {
	if(sel_num < 2) {
		alert('请至少选择两个楼盘！')
	}else {
		window.open("/newhousenet/newhouse/newhouse_compare_house.aspx?str_id="+sel_id_str);
	}
}
function trim(value){return value.replace(/(^\s+)|(\s+$)/g,"");}