diff --git a/index.html b/index.html
index b2a606db..52b69439 100644
--- a/index.html
+++ b/index.html
@@ -121,6 +121,7 @@
 </div>
 <script src='libs/thirdparty/mid.min.js'></script>
 <script src='libs/thirdparty/lz-string.min.js'></script>
+<script src='libs/thirdparty/priority-queue.min.js'></script>
 <script id='mainScript' src='main.js'></script>
 <script>main.init();main.listen();</script>
 </body>
diff --git a/libs/control.js b/libs/control.js
index 7501f365..4ac0de4f 100644
--- a/libs/control.js
+++ b/libs/control.js
@@ -542,9 +542,7 @@ control.prototype.setAutomaticRoute = function (destX, destY, stepPostfix) {
 
 ////// 自动寻路算法，找寻最优路径 //////
 control.prototype.automaticRoute = function (destX, destY) {
-    var fw = core.bigmap.width;
-    var fh = core.bigmap.height;
-    var total = fw * fh;
+    var fw = core.bigmap.width, fh = core.bigmap.height;
     var startX = core.getHeroLoc('x');
     var startY = core.getHeroLoc('y');
     var scan = {
@@ -553,31 +551,26 @@ control.prototype.automaticRoute = function (destX, destY) {
         'down': {'x': 0, 'y': 1},
         'right': {'x': 1, 'y': 0}
     };
-    var queue = [];
-    var nowDeep = 0;
-    var route = [];
-    var ans = []
-
     if (destX == startX && destY == startY) return false;
-    queue.push(startX + fw * startY);
-    queue.push(-1);
-    route[startX + fw * startY] = '';
 
-    while (queue.length != 1) {
-        var f = queue.shift();
-        if (f===-1) {nowDeep+=1;queue.push(-1);continue;}
-        var deep = parseInt(f/total);
-        if (deep!==nowDeep) {queue.push(f);continue;}
-        f=f%total;
-        var nowX = parseInt(f % fw), nowY = parseInt(f / fw);
-        var nowIsArrow = false, nowId, nowBlock = core.getBlock(nowX,nowY);
+    var route = [];
+    var queue = new PriorityQueue({comparator: function (a,b) {
+        return a.depth - b.depth;
+    }});
+    var ans = [];
+
+    route[startX + fw * startY] = '';
+    queue.queue({depth: 0, x: startX, y: startY});
+    while (queue.length!=0) {
+        var curr = queue.dequeue();
+        var deep = curr.depth, nowX = curr.x, nowY = curr.y;
+
         for (var direction in scan) {
             if (!core.canMoveHero(nowX, nowY, direction))
                 continue;
 
             var nx = nowX + scan[direction].x;
             var ny = nowY + scan[direction].y;
-
             if (nx<0 || nx>=fw || ny<0 || ny>=fh) continue;
 
             var nid = nx + fw * ny;
@@ -585,21 +578,19 @@ control.prototype.automaticRoute = function (destX, destY) {
             if (core.isset(route[nid])) continue;
 
             var deepAdd=1;
-
             var nextId, nextBlock = core.getBlock(nx,ny);
             if (nextBlock!=null){
                 nextId = nextBlock.block.event.id;
                 // 绕过亮灯（因为只有一次通行机会很宝贵）
                 if(nextId == "light") deepAdd=100;
                 // 绕过路障
-                if (nextId.substring(nextId.length-3)=="Net") deepAdd=core.values.lavaDamage;
+                // if (nextId.substring(nextId.length-3)=="Net") deepAdd=core.values.lavaDamage*10;
                 // 绕过血瓶
-                if (!core.flags.potionWhileRouting && nextId.substring(nextId.length-6)=="Potion") deepAdd=20;
+                if (!core.flags.potionWhileRouting && nextId.substring(nextId.length-6)=="Potion") deepAdd+=20;
                 // 绕过传送点
-                if  (nextBlock.block.event.trigger == 'changeFloor') deepAdd = 10;
+                if  (nextBlock.block.event.trigger == 'changeFloor') deepAdd+=10;
             }
-            if (core.status.checkBlock.damage[nid]>0)
-                deepAdd = core.status.checkBlock.damage[nid];
+            deepAdd+=core.status.checkBlock.damage[nid]*10;
 
             if (nx == destX && ny == destY) {
                 route[nid] = direction;
@@ -609,11 +600,10 @@ control.prototype.automaticRoute = function (destX, destY) {
                 continue;
 
             route[nid] = direction;
-            queue.push(total*(nowDeep+deepAdd)+nid);
+            queue.queue({depth: deep+deepAdd, x: nx, y: ny});
         }
         if (core.isset(route[destX + fw * destY])) break;
     }
-
     if (!core.isset(route[destX + fw * destY])) {
         return false;
     }
diff --git a/libs/thirdparty/priority-queue.min.js b/libs/thirdparty/priority-queue.min.js
new file mode 100644
index 00000000..f161936f
--- /dev/null
+++ b/libs/thirdparty/priority-queue.min.js
@@ -0,0 +1 @@
+!function(t){if("object"==typeof exports&&"undefined"!=typeof module)module.exports=t();else if("function"==typeof define&&define.amd)define([],t);else{var e;e="undefined"!=typeof window?window:"undefined"!=typeof global?global:"undefined"!=typeof self?self:this,e.PriorityQueue=t()}}(function(){return function t(e,i,r){function o(n,s){if(!i[n]){if(!e[n]){var h="function"==typeof require&&require;if(!s&&h)return h(n,!0);if(a)return a(n,!0);var u=new Error("Cannot find module '"+n+"'");throw u.code="MODULE_NOT_FOUND",u}var p=i[n]={exports:{}};e[n][0].call(p.exports,function(t){var i=e[n][1][t];return o(i?i:t)},p,p.exports,t,e,i,r)}return i[n].exports}for(var a="function"==typeof require&&require,n=0;n<r.length;n++)o(r[n]);return o}({1:[function(t,e,i){var r,o,a,n,s,h=function(t,e){function i(){this.constructor=t}for(var r in e)u.call(e,r)&&(t[r]=e[r]);return i.prototype=e.prototype,t.prototype=new i,t.__super__=e.prototype,t},u={}.hasOwnProperty;r=t("./PriorityQueue/AbstractPriorityQueue"),o=t("./PriorityQueue/ArrayStrategy"),n=t("./PriorityQueue/BinaryHeapStrategy"),a=t("./PriorityQueue/BHeapStrategy"),s=function(t){function e(t){t||(t={}),t.strategy||(t.strategy=n),t.comparator||(t.comparator=function(t,e){return(t||0)-(e||0)}),e.__super__.constructor.call(this,t)}return h(e,t),e}(r),s.ArrayStrategy=o,s.BinaryHeapStrategy=n,s.BHeapStrategy=a,e.exports=s},{"./PriorityQueue/AbstractPriorityQueue":2,"./PriorityQueue/ArrayStrategy":3,"./PriorityQueue/BHeapStrategy":4,"./PriorityQueue/BinaryHeapStrategy":5}],2:[function(t,e,i){var r;e.exports=r=function(){function t(t){var e;if(null==(null!=t?t.strategy:void 0))throw"Must pass options.strategy, a strategy";if(null==(null!=t?t.comparator:void 0))throw"Must pass options.comparator, a comparator";this.priv=new t.strategy(t),this.length=(null!=t&&null!=(e=t.initialValues)?e.length:void 0)||0}return t.prototype.queue=function(t){this.length++,this.priv.queue(t)},t.prototype.dequeue=function(t){if(!this.length)throw"Empty queue";return this.length--,this.priv.dequeue()},t.prototype.peek=function(t){if(!this.length)throw"Empty queue";return this.priv.peek()},t.prototype.clear=function(){return this.length=0,this.priv.clear()},t}()},{}],3:[function(t,e,i){var r,o;o=function(t,e,i){var r,o,a;for(o=0,r=t.length;r>o;)a=o+r>>>1,i(t[a],e)>=0?o=a+1:r=a;return o},e.exports=r=function(){function t(t){var e;this.options=t,this.comparator=this.options.comparator,this.data=(null!=(e=this.options.initialValues)?e.slice(0):void 0)||[],this.data.sort(this.comparator).reverse()}return t.prototype.queue=function(t){var e;e=o(this.data,t,this.comparator),this.data.splice(e,0,t)},t.prototype.dequeue=function(){return this.data.pop()},t.prototype.peek=function(){return this.data[this.data.length-1]},t.prototype.clear=function(){this.data.length=0},t}()},{}],4:[function(t,e,i){var r;e.exports=r=function(){function t(t){var e,i,r,o,a,n,s,h,u;for(this.comparator=(null!=t?t.comparator:void 0)||function(t,e){return t-e},this.pageSize=(null!=t?t.pageSize:void 0)||512,this.length=0,h=0;1<<h<this.pageSize;)h+=1;if(1<<h!==this.pageSize)throw"pageSize must be a power of two";for(this._shift=h,this._emptyMemoryPageTemplate=e=[],i=r=0,n=this.pageSize;n>=0?n>r:r>n;i=n>=0?++r:--r)e.push(null);if(this._memory=[],this._mask=this.pageSize-1,t.initialValues)for(s=t.initialValues,o=0,a=s.length;a>o;o++)u=s[o],this.queue(u)}return t.prototype.queue=function(t){this.length+=1,this._write(this.length,t),this._bubbleUp(this.length,t)},t.prototype.dequeue=function(){var t,e;return t=this._read(1),e=this._read(this.length),this.length-=1,this.length>0&&(this._write(1,e),this._bubbleDown(1,e)),t},t.prototype.peek=function(){return this._read(1)},t.prototype.clear=function(){this.length=0,this._memory.length=0},t.prototype._write=function(t,e){var i;for(i=t>>this._shift;i>=this._memory.length;)this._memory.push(this._emptyMemoryPageTemplate.slice(0));return this._memory[i][t&this._mask]=e},t.prototype._read=function(t){return this._memory[t>>this._shift][t&this._mask]},t.prototype._bubbleUp=function(t,e){var i,r,o,a;for(i=this.comparator;t>1&&(r=t&this._mask,t<this.pageSize||r>3?o=t&~this._mask|r>>1:2>r?(o=t-this.pageSize>>this._shift,o+=o&~(this._mask>>1),o|=this.pageSize>>1):o=t-2,a=this._read(o),!(i(a,e)<0));)this._write(o,e),this._write(t,a),t=o},t.prototype._bubbleDown=function(t,e){var i,r,o,a,n;for(n=this.comparator;t<this.length;)if(t>this._mask&&!(t&this._mask-1)?i=r=t+2:t&this.pageSize>>1?(i=(t&~this._mask)>>1,i|=t&this._mask>>1,i=i+1<<this._shift,r=i+1):(i=t+(t&this._mask),r=i+1),i!==r&&r<=this.length)if(o=this._read(i),a=this._read(r),n(o,e)<0&&n(o,a)<=0)this._write(i,e),this._write(t,o),t=i;else{if(!(n(a,e)<0))break;this._write(r,e),this._write(t,a),t=r}else{if(!(i<=this.length))break;if(o=this._read(i),!(n(o,e)<0))break;this._write(i,e),this._write(t,o),t=i}},t}()},{}],5:[function(t,e,i){var r;e.exports=r=function(){function t(t){var e;this.comparator=(null!=t?t.comparator:void 0)||function(t,e){return t-e},this.length=0,this.data=(null!=(e=t.initialValues)?e.slice(0):void 0)||[],this._heapify()}return t.prototype._heapify=function(){var t,e,i;if(this.data.length>0)for(t=e=1,i=this.data.length;i>=1?i>e:e>i;t=i>=1?++e:--e)this._bubbleUp(t)},t.prototype.queue=function(t){this.data.push(t),this._bubbleUp(this.data.length-1)},t.prototype.dequeue=function(){var t,e;return e=this.data[0],t=this.data.pop(),this.data.length>0&&(this.data[0]=t,this._bubbleDown(0)),e},t.prototype.peek=function(){return this.data[0]},t.prototype.clear=function(){this.length=0,this.data.length=0},t.prototype._bubbleUp=function(t){for(var e,i;t>0&&(e=t-1>>>1,this.comparator(this.data[t],this.data[e])<0);)i=this.data[e],this.data[e]=this.data[t],this.data[t]=i,t=e},t.prototype._bubbleDown=function(t){var e,i,r,o,a;for(e=this.data.length-1;;){if(i=(t<<1)+1,o=i+1,r=t,e>=i&&this.comparator(this.data[i],this.data[r])<0&&(r=i),e>=o&&this.comparator(this.data[o],this.data[r])<0&&(r=o),r===t)break;a=this.data[r],this.data[r]=this.data[t],this.data[t]=a,t=r}},t}()},{}]},{},[1])(1)});
\ No newline at end of file