diff --git a/lib/OpenLayers/Popup.js b/lib/OpenLayers/Popup.js
index 4c3c62a7e5..dd6b50423a 100644
--- a/lib/OpenLayers/Popup.js
+++ b/lib/OpenLayers/Popup.js
@@ -164,9 +164,9 @@ OpenLayers.Popup.prototype = {
         }
         
         if (this.div != null) {
-    		this.div.style.width = this.size.w;
-    		this.div.style.height = this.size.h;
-    	}    	
+            this.div.style.width = this.size.w;
+            this.div.style.height = this.size.h;
+        }
     },  
 
     /**
@@ -178,8 +178,8 @@ OpenLayers.Popup.prototype = {
         }
         
         if (this.div != null) {
-    		this.div.style.backgroundColor = this.backgroundColor;
-    	}    	
+            this.div.style.backgroundColor = this.backgroundColor;
+        }
     },  
     
     /**