fix one bug

mobile/templates/default/bargain/bargain.php

@@ -104,7 +104,7 @@
         this.dataParse = function(data)
         {
             return {
-                posY :parseInt(Math.random() * (380 - 20) + 20),
+                posY :parseInt(Math.random() * (100 - 20)),
                 avatar: data.avatar,
                 nickname : data.nickname,
                 msg:data.msg
@@ -120,7 +120,7 @@
             {
 
                 if(this.sendData.msg != null) {
-                    this.barrage_html = '<div class="barrage" style="top:'+this.sendData.posY+'%"><img src="'+this.sendData.avatar+'">'+this.sendData.nickname+'说：<span class="price">'+this.sendData.msg+'</span></div>';
+                    this.barrage_html = '<div class="barrage" style="position:absolute;top:'+this.sendData.posY+'%"><img src="'+this.sendData.avatar+'">'+this.sendData.nickname+'说：<span class="price">'+this.sendData.msg+'</span></div>';
                 }
                 $('body').append(this.barrage_html);
                 this.sendData = null;