diff --git a/plugins/org.eclipse.actf.visualization.engines.blind.html/src/org/eclipse/actf/visualization/engines/blind/html/IBlindProblem.java b/plugins/org.eclipse.actf.visualization.engines.blind.html/src/org/eclipse/actf/visualization/engines/blind/html/IBlindProblem.java
index 766a2a9..8dd1ff1 100644
--- a/plugins/org.eclipse.actf.visualization.engines.blind.html/src/org/eclipse/actf/visualization/engines/blind/html/IBlindProblem.java
+++ b/plugins/org.eclipse.actf.visualization.engines.blind.html/src/org/eclipse/actf/visualization/engines/blind/html/IBlindProblem.java
@@ -51,6 +51,6 @@
 	public static final int INVISIBLE_INTRAPAGE_LINK = 35;
 	public static final int NO_VALUE_INPUT_BUTTON = 36;
 	public static final int SEPARATE_DBCS_INPUT_VALUE = 37;
-	public static final int NUM_PROBLEMS = 38;// max id+1
-
+	public static final int WRONG_NBSP_ALT_IMG = 38;
+	public static final int NUM_PROBLEMS = 39;// max id+1
 }
\ No newline at end of file
diff --git a/plugins/org.eclipse.actf.visualization.engines.blind.html/src/org/eclipse/actf/visualization/engines/blind/html/VisualizeEngine.java b/plugins/org.eclipse.actf.visualization.engines.blind.html/src/org/eclipse/actf/visualization/engines/blind/html/VisualizeEngine.java
index 3fa474d..b6ccc5a 100644
--- a/plugins/org.eclipse.actf.visualization.engines.blind.html/src/org/eclipse/actf/visualization/engines/blind/html/VisualizeEngine.java
+++ b/plugins/org.eclipse.actf.visualization.engines.blind.html/src/org/eclipse/actf/visualization/engines/blind/html/VisualizeEngine.java
@@ -22,6 +22,7 @@
 import java.util.Vector;
 
 import org.eclipse.actf.visualization.engines.blind.ParamBlind;
+import org.eclipse.actf.visualization.engines.blind.TextCheckResult;
 import org.eclipse.actf.visualization.engines.blind.TextChecker;
 import org.eclipse.actf.visualization.engines.blind.html.ui.elementViewer.impl.VisualizeStyleInfo;
 import org.eclipse.actf.visualization.engines.blind.html.ui.elementViewer.impl.VisualizeStyleInfoManager;
@@ -430,6 +431,7 @@
 					}
 				}
 				if (altNode != null) {
+					// TODO space separated
 					input.setAttribute("value", altNode.getNodeValue());
 				} else {
 					BlindProblem prob = new BlindProblem(
@@ -457,9 +459,14 @@
 						prob = new BlindProblem(
 								IBlindProblem.NO_VALUE_INPUT_BUTTON);
 					}
-				} else if (textChecker.isSeparatedJapaneseChars(valueS)) {
-					prob = new BlindProblem(
-							IBlindProblem.SEPARATE_DBCS_INPUT_VALUE, valueS);
+				} else {
+					TextCheckResult result = textChecker.checkAlt(valueS);
+					if (result.equals(TextCheckResult.SPACE_SEPARATED)
+							|| result
+									.equals(TextCheckResult.SPACE_SEPARATED_JP)) {
+						prob = new BlindProblem(
+								IBlindProblem.SEPARATE_DBCS_INPUT_VALUE, valueS);
+					}
 				}
 				if (prob != null) {
 					Integer idObj = mapData.getIdOfNode(input);
diff --git a/plugins/org.eclipse.actf.visualization.engines.blind.html/src/org/eclipse/actf/visualization/internal/engines/blind/html/util/ImgChecker.java b/plugins/org.eclipse.actf.visualization.engines.blind.html/src/org/eclipse/actf/visualization/internal/engines/blind/html/util/ImgChecker.java
index a5b516a..bd2a435 100644
--- a/plugins/org.eclipse.actf.visualization.engines.blind.html/src/org/eclipse/actf/visualization/internal/engines/blind/html/util/ImgChecker.java
+++ b/plugins/org.eclipse.actf.visualization.engines.blind.html/src/org/eclipse/actf/visualization/internal/engines/blind/html/util/ImgChecker.java
@@ -14,6 +14,7 @@
 import java.util.Map;
 import java.util.Vector;
 
+import org.eclipse.actf.visualization.engines.blind.TextCheckResult;
 import org.eclipse.actf.visualization.engines.blind.TextChecker;
 import org.eclipse.actf.visualization.engines.blind.html.IBlindProblem;
 import org.eclipse.actf.visualization.engines.blind.html.VisualizeEngine;
@@ -136,24 +137,15 @@
 						}
 					} else {
 						String alt = areaE.getAttribute(ALT);
-						if (alt.length() > 0) {
-							if (textChecker.isInappropriateAlt(alt)) {
-								prob = new BlindProblem(
-										IBlindProblem.WRONG_ALT_AREA, alt);
+						TextCheckResult result = textChecker.checkAlt(alt);
 
-							} else if (textChecker
-									.isSeparatedJapaneseChars(alt)) {
-								prob = new BlindProblem(
-										IBlindProblem.SEPARATE_DBCS_ALT_AREA,
-										alt);
+						// blank and inappropriate are moved to C_300.1
 
-							}
-
-						} else {
-							if (areaE.hasAttribute("href")) {
-								prob = new BlindProblem(
-										IBlindProblem.WRONG_ALT_AREA, alt);
-							}
+						if (result.equals(TextCheckResult.SPACE_SEPARATED)
+								|| result
+										.equals(TextCheckResult.SPACE_SEPARATED_JP)) {
+							prob = new BlindProblem(
+									IBlindProblem.SEPARATE_DBCS_ALT_AREA, alt);
 						}
 						if (prob != null) {
 							prob.setTargetNode(mapData.getOrigNode(areaE));
@@ -212,33 +204,27 @@
 		} else {
 			altS = img.getAttribute(ALT);
 			if (altS.length() > 0) {
-				if (textChecker.isInappropriateAlt(altS)) {
+				TextCheckResult result = textChecker.checkAlt(altS,
+						img.getAttribute(SRC));
+				if (result.equals(TextCheckResult.NG_WORD)
+						|| result.equals(TextCheckResult.IMG_EXT)) {
 					// prob = new BlindProblem(IBlindProblem.WRONG_ALT_IMG,
 					// altS);
 					prob = new BlindProblem(IBlindProblem.ALERT_WRONG_ALT, altS);
-				} else if (textChecker.isSeparatedJapaneseChars(altS)) {
+				} else if (result.equals(TextCheckResult.SPACE_SEPARATED_JP)) {
 					prob = new BlindProblem(
 							IBlindProblem.SEPARATE_DBCS_ALT_IMG, altS);
-				} else {
-					switch (textChecker.checkInappropriateAlt(altS)) {
-					case 3:
-						prob = new BlindProblem(IBlindProblem.ALERT_SPELL_OUT,
-								altS);
-						break;
-					case 2:
-						prob = new BlindProblem(IBlindProblem.ALERT_WRONG_ALT,
-								altS);
-						// prob = new BlindProblem(IBlindProblem.WRONG_ALT_IMG,
-						// altS);
-						break;
-					case 1:
-						prob = new BlindProblem(IBlindProblem.ALERT_WRONG_ALT,
-								altS);
-						break;
-					case 0:
-					default:
-						break;
-					}
+				} else if (result.equals(TextCheckResult.SPACE_SEPARATED)) {
+					prob = new BlindProblem(IBlindProblem.ALERT_SPELL_OUT, altS);
+				} else if (result.equals(TextCheckResult.BLANK_NBSP)) {
+					prob = new BlindProblem(IBlindProblem.WRONG_NBSP_ALT_IMG,
+							altS);
+				} else if (!result.equals(TextCheckResult.OK)) {
+					// includes ASCII_ART, BLANK, SAME_AS_SRC etc.
+					prob = new BlindProblem(IBlindProblem.ALERT_WRONG_ALT, altS);
+					// prob = new
+					// BlindProblem(IBlindProblem.WRONG_ALT_IMG,
+					// altS);
 				}
 			}
 		}
@@ -272,32 +258,6 @@
 	 * For new JIS
 	 * 
 	 * @param img
-	 */
-	private void check_H67(Element img) {
-		System.out.println("----");
-		System.out.println("check_H67");
-		String src = img.getAttribute(SRC);
-		System.out.println("src = " + src + ", alt = [" + img.getAttribute(ALT)
-				+ "]");
-		System.out.println(isIgnoredByAT(img));
-
-		if (isIgnoredByAT(img)) {
-			String alt = img.getAttribute(ALT); // it must exist
-			if (alt.matches("[ ]+"))
-				System.out.println("warning: alt=\"\" is recommended");
-			if (alt.matches("(\\u00A0)+"))
-				System.out
-						.println("error: &nbsp; cannot be used for null ALT purpose");
-			if (img.hasAttribute("title")
-					&& img.getAttribute("title").length() > 0)
-				System.out.println("error: title att exists in ignored img");
-		}
-	}
-
-	/**
-	 * For new JIS
-	 * 
-	 * @param img
 	 * @return
 	 */
 	private boolean isIgnoredByAT(Element img) {
diff --git a/plugins/org.eclipse.actf.visualization.engines.blind.html/src/org/eclipse/actf/visualization/internal/engines/blind/html/util/NodeInfoCreator.java b/plugins/org.eclipse.actf.visualization.engines.blind.html/src/org/eclipse/actf/visualization/internal/engines/blind/html/util/NodeInfoCreator.java
index 85b8d14..0e6440e 100644
--- a/plugins/org.eclipse.actf.visualization.engines.blind.html/src/org/eclipse/actf/visualization/internal/engines/blind/html/util/NodeInfoCreator.java
+++ b/plugins/org.eclipse.actf.visualization.engines.blind.html/src/org/eclipse/actf/visualization/internal/engines/blind/html/util/NodeInfoCreator.java
@@ -135,12 +135,16 @@
 
 				// TODO consider ALT text ('['+alt+']')
 				// check inappropritate text
+				
 				if (textChecker.isSeparatedJapaneseChars(curText)) {
-					BlindProblem prob = new BlindProblem(
-							IBlindProblem.WRONG_TEXT, curText);
-					prob.setNode(p.getNode());
-					prob.setTargetNode(mapData.getOrigNode(p.getNode()));
-					problems.add(prob);
+					String nodeName = p.getNode().getNodeName();
+					if (!nodeName.matches("img|input|area")) {//already checked
+						BlindProblem prob = new BlindProblem(
+								IBlindProblem.WRONG_TEXT, curText);
+						prob.setNode(p.getNode());
+						prob.setTargetNode(mapData.getOrigNode(p.getNode()));
+						problems.add(prob);
+					}
 				}
 
 				// check redundant texts
@@ -270,7 +274,7 @@
 	}
 
 	@SuppressWarnings("nls")
-	//TODO
+	// TODO
 	public void createAdditionalNodeInfo(Document doc) {
 		// create elementList
 		// set node info ID
diff --git a/plugins/org.eclipse.actf.visualization.eval/resources/description_ja.properties b/plugins/org.eclipse.actf.visualization.eval/resources/description_ja.properties
index 32f4909..cd75ab4 100644
--- a/plugins/org.eclipse.actf.visualization.eval/resources/description_ja.properties
+++ b/plugins/org.eclipse.actf.visualization.eval/resources/description_ja.properties
@@ -30,17 +30,17 @@
 B_23 = \u3088\u308a\u591a\u304f\u306e\u898b\u51fa\u3057\u3092\u63d0\u4f9b\u3059\u308b\u304b\u3001\u30da\u30fc\u30b8\u5185\u30ea\u30f3\u30af\u306e\u5229\u7528\u3092\u691c\u8a0e\u3057\u3066\u304f\u3060\u3055\u3044\u3000(\u3053\u306e\u30da\u30fc\u30b8\u306b\u306f\u898b\u51fa\u3057\u304c\u5b58\u5728\u3057\u3066\u3044\u307e\u3059\u304c\u3001\u5230\u9054\u306b2\u5206\u4ee5\u4e0a\u5fc5\u8981\u306a\u30b3\u30f3\u30c6\u30f3\u30c4\u304c\u5b58\u5728\u3057\u3066\u3044\u307e\u3059)
 B_24 = \u3088\u308a\u591a\u304f\u306e\u30da\u30fc\u30b8\u5185\u30ea\u30f3\u30af\u30fb\u898b\u51fa\u3057\u306e\u5229\u7528\u3092\u8003\u616e\u3057\u3066\u304f\u3060\u3055\u3044\u3000(\u65e2\u306b\u30da\u30fc\u30b8\u5185\u30ea\u30f3\u30af\u30fb\u898b\u51fa\u3057\u304c\u7528\u3044\u3089\u308c\u3066\u3044\u307e\u3059\u304c\u3001\u5230\u9054\u306b2\u5206\u4ee5\u4e0a\u5fc5\u8981\u306a\u30b3\u30f3\u30c6\u30f3\u30c4\u304c\u5b58\u5728\u3057\u3066\u3044\u307e\u3059)
 B_25 = \u3053\u306e\u30da\u30fc\u30b8\u5185\u30ea\u30f3\u30af"{0}"\u306b\u306f\u3001\u8aad\u307f\u4e0a\u3052\u53ef\u80fd\u306a\u60c5\u5831\u3068\u3057\u3066title\u5c5e\u6027\u306e\u307f\u304c\u5b58\u5728\u3057\u3066\u3044\u307e\u3059\u3002\u30ea\u30f3\u30af\u5185\u306b\u4f55\u3089\u304b\u306e\u30c6\u30ad\u30b9\u30c8\u60c5\u5831\u3092\u63d0\u4f9b\u3059\u308b\u3053\u3068\u3092\u691c\u8a0e\u3057\u3066\u304f\u3060\u3055\u3044
-B_26 = \u30b9\u30ad\u30c3\u30d7\u30ea\u30f3\u30af\u306f"\u672c\u6587\u3078\u306e\u79fb\u52d5"\u3001"\u672c\u6587\u3078\u306e\u30ea\u30f3\u30af"\u7b49\u306a\u308b\u3079\u304f\u7c21\u6613\u306a\u30c6\u30ad\u30b9\u30c8\u3092\u5229\u7528\u3057\u3066\u304f\u3060\u3055\u3044\u3002"{0}"\u306f\u5c11\u3057\u5197\u9577\u3067\u3059
+B_26 = \u30b9\u30ad\u30c3\u30d7\u30ea\u30f3\u30af\u306f"\u672c\u6587\u3078\u306e\u79fb\u52d5"\u3001"\u672c\u6587\u3078\u306e\u30ea\u30f3\u30af"\u7b49\u306a\u308b\u3079\u304f\u7c21\u6613\u306a\u30c6\u30ad\u30b9\u30c8\u3092\u5229\u7528\u3057\u3066\u304f\u3060\u3055\u3044\u3002"{0}"\u306f\u5c11\u3057\u5197\u9577\u3067\u3059\u3002
 B_27 = "{0}"\u306f\u753b\u50cf\u306ealt\u5c5e\u6027\u3068\u3057\u3066\u4e0d\u9069\u5207\u306a\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\uff08\u3082\u3057\u652f\u63f4\u6280\u8853\u304c\u3053\u306e\u753b\u50cf\u3092\u7121\u8996\u3059\u308b\u3079\u304d\u5834\u5408\u306f\u3001alt=""\u3068\u8a2d\u5b9a\u3057\u3066\u304f\u3060\u3055\u3044\uff09
-B_29 = \u753b\u50cf\u306ealt\u5c5e\u6027\u201d{0}\u201d\u306f\u6587\u5b57\u9593\u306b\u7a7a\u767d\u3092\u542b\u3093\u3067\u3044\u308b\u305f\u3081\u3001\u97f3\u58f0\u3067\u6b63\u78ba\u306b\u8aad\u307f\u4e0a\u3052\u308b\u3053\u3068\u304c\u51fa\u6765\u306a\u3044\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059
-B_30 = \u753b\u50cf\u30dc\u30bf\u30f3\u306ealt\u5c5e\u6027\u201d{0}\u201d\u306f\u6587\u5b57\u9593\u306b\u7a7a\u767d\u3092\u542b\u3093\u3067\u3044\u308b\u305f\u3081\u3001\u97f3\u58f0\u3067\u6b63\u78ba\u306b\u8aad\u307f\u4e0a\u3052\u308b\u3053\u3068\u304c\u51fa\u6765\u306a\u3044\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059
-B_31 = area\u306ealt\u5c5e\u6027\u201d{0}\u201d\u306f\u6587\u5b57\u9593\u306b\u7a7a\u767d\u3092\u542b\u3093\u3067\u3044\u308b\u305f\u3081\u3001\u97f3\u58f0\u3067\u6b63\u78ba\u306b\u8aad\u307f\u4e0a\u3052\u308b\u3053\u3068\u304c\u51fa\u6765\u306a\u3044\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059
+B_29 = \u753b\u50cf\u306ealt\u5c5e\u6027\u201d{0}\u201d\u306f\u6587\u5b57\u9593\u306b\u7a7a\u767d\u3092\u542b\u3093\u3067\u3044\u308b\u305f\u3081\u3001\u97f3\u58f0\u3067\u6b63\u78ba\u306b\u8aad\u307f\u4e0a\u3052\u308b\u3053\u3068\u304c\u51fa\u6765\u306a\u3044\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002
+B_30 = \u753b\u50cf\u30dc\u30bf\u30f3\u306ealt\u5c5e\u6027\u201d{0}\u201d\u306f\u6587\u5b57\u9593\u306b\u7a7a\u767d\u3092\u542b\u3093\u3067\u3044\u308b\u305f\u3081\u3001\u97f3\u58f0\u3067\u6b63\u78ba\u306b\u8aad\u307f\u4e0a\u3052\u308b\u3053\u3068\u304c\u51fa\u6765\u306a\u3044\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002
+B_31 = area\u306ealt\u5c5e\u6027\u201d{0}\u201d\u306f\u6587\u5b57\u9593\u306b\u7a7a\u767d\u3092\u542b\u3093\u3067\u3044\u308b\u305f\u3081\u3001\u97f3\u58f0\u3067\u6b63\u78ba\u306b\u8aad\u307f\u4e0a\u3052\u308b\u3053\u3068\u304c\u51fa\u6765\u306a\u3044\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002
 B_33 = \u3053\u306e\u30da\u30fc\u30b8\u5185\u30ea\u30f3\u30af\u306f\u30b8\u30e3\u30f3\u30d7\u5148\u306e\u30a2\u30f3\u30ab\u30fc"{0}"\u304c\u5b58\u5728\u3057\u307e\u305b\u3093\uff0e\u30b8\u30e3\u30f3\u30d7\u5148\u306e\u30a2\u30f3\u30ab\u30fc\u3092\u633f\u5165\u3057\u3066\u304f\u3060\u3055\u3044 (\u30da\u30fc\u30b8\u306e\u5148\u982d\u3078\u306e\u30da\u30fc\u30b8\u5185\u30ea\u30f3\u30af\u3068\u3057\u3066\u52d5\u4f5c\u3059\u308b\u5834\u5408\u3082\u3042\u308a\u307e\u3059)
 B_34 = \u5358\u8a9e\u306e\u3064\u3065\u308a\u3092\u8a18\u8ff0\u3057\u305f\u3044\u5834\u5408\u4ee5\u5916\u306f\uff0c\u6587\u5b57\u3092\u7a7a\u767d\u3067\u533a\u5207\u3063\u3066\u8a18\u8ff0\u3059\u308b\u3053\u3068\u306f\u907f\u3051\u3066\u304f\u3060\u3055\u3044 (alt\u5c5e\u6027 "{0}")
 B_35 = \u30da\u30fc\u30b8\u5185\u30ea\u30f3\u30af\uff0c {0} \uff0c\u306f\u5229\u7528\u3067\u304d\u306a\u3044\u3068\u601d\u308f\u308c\u307e\u3059\uff0e\uff08display:none\u3084display:hidden\u306e\u4ee3\u308f\u308a\u306b\uff0c\u30ea\u30f3\u30af\u5185\u306balt\u5c5e\u6027\u3092\u4ed8\u3051\u305f\u5c0f\u3055\u306a\u753b\u50cf\u3092\u914d\u7f6e\u3059\u308b\u306a\u3069\u3057\u3066\u4e0b\u3055\u3044\uff09
-B_36 = \u30dc\u30bf\u30f3(input)\u306b\u306fvalue\u5c5e\u6027\u3092\u63d0\u4f9b\u3057\u3066\u304f\u3060\u3055\u3044 
-B_37 = \u201d{0}\u201d\u30dc\u30bf\u30f3\uff08input\u306evalue\u5c5e\u6027\uff09\u306f\u6587\u5b57\u9593\u306b\u7a7a\u767d\u3092\u542b\u3093\u3067\u3044\u308b\u305f\u3081\u3001\u97f3\u58f0\u3067\u6b63\u78ba\u306b\u8aad\u307f\u4e0a\u3052\u308b\u3053\u3068\u304c\u51fa\u6765\u306a\u3044\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059
-B_38 = "{0}"\uff08&nbsp;\u3092\u542b\u3080\u7a7a\u767d\u6587\u5b57\u306e\u307f\uff09\u306f\u753b\u50cf\u306ealt\u5c5e\u6027\u3068\u3057\u3066\u4e0d\u9069\u5207\u3067\u3059 (&nbsp;\u3067\u8868\u3055\u308c\u308b\u6587\u5b57\u3092\u542b\u3093\u3067\u3044\u307e\u3059)\u3002(\u3082\u3057\u652f\u63f4\u6280\u8853\u304c\u3053\u306e\u753b\u50cf\u3092\u7121\u8996\u3059\u308b\u3079\u304d\u5834\u5408\u306f\u3001 alt="" \u3068\u8a2d\u5b9a\u3057\u3066\u304f\u3060\u3055\u3044)
+B_36 = \u30dc\u30bf\u30f3(input)\u306b\u306fvalue\u5c5e\u6027\u3092\u63d0\u4f9b\u3057\u3066\u304f\u3060\u3055\u3044 \u3002
+B_37 = \u201d{0}\u201d\u30dc\u30bf\u30f3\uff08input\u306evalue\u5c5e\u6027\uff09\u306f\u6587\u5b57\u9593\u306b\u7a7a\u767d\u3092\u542b\u3093\u3067\u3044\u308b\u305f\u3081\u3001\u97f3\u58f0\u3067\u6b63\u78ba\u306b\u8aad\u307f\u4e0a\u3052\u308b\u3053\u3068\u304c\u51fa\u6765\u306a\u3044\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002
+B_38 = "{0}"\uff08&nbsp;\u3092\u542b\u3080\u7a7a\u767d\u6587\u5b57\u306e\u307f\uff09\u306f\u753b\u50cf\u306ealt\u5c5e\u6027\u3068\u3057\u3066\u4e0d\u9069\u5207\u3067\u3059\u3002 (&nbsp;\u3067\u8868\u3055\u308c\u308b\u6587\u5b57\u3092\u542b\u3093\u3067\u3044\u307e\u3059)\u3002(\u3082\u3057\u652f\u63f4\u6280\u8853\u304c\u3053\u306e\u753b\u50cf\u3092\u7121\u8996\u3059\u308b\u3079\u304d\u5834\u5408\u306f\u3001 alt="" \u3068\u8a2d\u5b9a\u3057\u3066\u304f\u3060\u3055\u3044)
 
 C_1000.0 = \u3053\u306e\u30da\u30fc\u30b8\u306b\u306f\u8907\u6570\u306ebody\u8981\u7d20\u304c\u3042\u308b\u3088\u3046\u3067\u3059\uff0eHTML\u3092\u4fee\u6b63\u3057\u3066\u304f\u3060\u3055\u3044
 C_1000.1 = body\u8981\u7d20\u306e\u4e2d\u306bhead\u8981\u7d20\u304c\u3042\u308b\u3088\u3046\u3067\u3059\uff0eHTML\u3092\u4fee\u6b63\u3057\u3066\u304f\u3060\u3055\u3044