baozhangfang/WebRoot/js/houseYaohao.js

			var yaohaoId = null;
			var securityPersonId = null;
			var roomType = null;
			var communityName = null;
			
			//房源属性
			var houseArray = null; 
			var communityNameArray = null;
			var houseIndex = -1;
			var currentId = null;
			var isJump = false;

			$(function() {
				yaohaoId = $("#yaohaoId").val();
				securityPersonId = $("#securityPersonId").val();
				roomType = $("#roomType").val();
				communityName = $("#communityName").val();
				getHouseArray();
			});

			//点击开始摇号
			$("#houseBegin").click(
				function(){
					if(isJump == false){
						isJump = true;
						jump();
					}
				}
			);
			
			
			//点击停止摇号
			$("#houseOK").click(
				function(){
					if(isJump == true){
						isJump = false;
						var sum = GetRandomNum(houseArray.length,houseArray.length*2);
						stop(sum);
					}
				}
			);
			
			
			//根据摇号id获取房源列表
			var getHouseArray = function(){
				$.ajax({
				    type: "post",//使用post方法访问后台
				    dataType: "json",//返回json格式的数据
				    url: "yaohaoAction_listHouseByYaohao1",//要访问的后台地址
				    data:{"yaohaoId":yaohaoId ,"roomType" :roomType , "communityName" : communityName },
				    success: function(msg){//msg为返回的数据，在这里做数据绑定
				    	if(msg.success){
				    		houseArray = msg.obj.rows;
				    		if(houseArray[0] != null ){
				    			currentId = houseArray[0].id;
				    		}
				    	}
				    }
				});
			}
			
			//获取房源数组中下一个元素的id
			var getNextId = function(){
				if(houseArray!=null && houseArray.length > 0){
					if(houseIndex >= houseArray.length-1 ){
						houseIndex = 0;
					}else{
						houseIndex++;
					}
					return houseArray[houseIndex].id;
				}
			}
			
			var jump = function(){
				if(!isJump) {
					return;
				}else{
					$("#house_" + currentId ).removeClass('active'); 
					currentId = getNextId();
					$("#house_" + currentId ).addClass('active'); 
					setTimeout("jump()",50); 
				}
			}
			
			var stop = function(count){
				if(count == 0){
					setTimeout("reviewHouse()",300); 
					return ;
				}else{
					$("#house_" + currentId ).removeClass('active'); 
					currentId = getNextId();
					$("#house_" + currentId ).addClass('active'); 
					count--;
					setTimeout("stop("+ count + ")",50 + 400/count); 
				}
			}
			
			var reviewHouse = function (){
				$.ajax({
				    type: "post",//使用post方法访问后台
				    dataType: "json",//返回json格式的数据
				    url: "yaohaoAction_updateYaohaoItem",//要访问的后台地址
				    data:{"yaohao.id":yaohaoId ,
						  "house.id":currentId , 
						  "securityPerson.id":securityPersonId 
						 },
				    success: function(msg){//msg为返回的数据，在这里做数据绑定
				    	if(msg.success){
				    		$('#yaohaoItemDataGrid').datagrid('reload');
				    	}
				    }
				});
				
				$('#housestop').modal();
				$("#house_" + currentId ).removeClass('active');
				$("#house_" + currentId ).addClass('ignore'); 
				houseArray.remove(houseIndex);
			}

			
			//获取随机数
			function GetRandomNum(Min,Max)
			{   
				var Range = Max - Min;   
				var Rand = Math.random();   
				return(Min + Math.round(Rand * Range));   
			}  
			
			
			/*
			*  方法:Array.remove(dx) 通过遍历,重构数组
			*  功能:删除数组元素.
			*  参数:dx删除元素的下标.
			*/
			Array.prototype.remove=function(dx)
			{
			    if(isNaN(dx)||dx>this.length){return false;}
			    for(var i=0,n=0;i<this.length;i++)
			    {
			        if(this[i]!=this[dx])
			        {
			            this[n++]=this[i];
			        }
			    }
			    this.length-=1;
			}