diff --git a/common/js/common.js b/common/js/common.js
index 30baa0633..e96177f3d 100644
--- a/common/js/common.js
+++ b/common/js/common.js
@@ -940,3 +940,26 @@ var Base64 = {
     }
 
 }
+
+/* select - option의 disabled=disabled 속성을 IE에서도 체크하기 위한 함수 */
+if(xIE4Up) {
+    xAddEventListener(window, 'load', activateOptionDisabled);
+
+    function activateOptionDisabled(evt) {
+        var sels = xGetElementsByTagName('select');
+        for(var i=0; i < sels.length; i++){
+            sels[i].onchange = function() {  
+                if(this.options[this.selectedIndex].disabled) {
+                    if(this.options.length<=1) this.selectedIndex = -1;
+                    else if(this.selectedIndex < this.options.length - 1) this.selectedIndex++;
+                    else this.selectedIndex--;
+                }
+            }
+            if(sels[i].options[sels[i].selectedIndex].disabled) sels[i].onchange();
+
+            for(var j=0; j < sels[i].options.length; j++) {
+                if(sels[i].options[j].disabled) sels[i].options[j].style.color = '#CCC';
+            }
+        }
+    }
+}