fix for highlighting searched words in snippets

git-svn-id: https://svn.berlios.de/svnroot/repos/yacy/trunk@2564 6c8d7289-2bf4-0310-a012-ef5d649a1542

htroot/js/yacysearch.js

@@ -41,6 +41,27 @@ function handleState(req) {
 		//span.setAttribute("class", "snippetError");
 	}
 	
-	var snippetNode = document.createTextNode(snippetText);
-	span.appendChild(snippetNode);
+	var pos=snippetText.indexOf("<b>");
+	var pos2=snippetText.indexOf("</b>");
+	var tmpNode=null;
+	var tmpNode2=null;
+	while(pos >= 0 && pos2 > pos){
+		tmpNode = document.createTextNode(snippetText.substring(0, pos); //other text
+		if(tmpNode != ""){
+			span.appendChild(tmpNode);
+		}
+		//add the bold text
+		tmpNode=document.createElement("strong")
+		tmpNode2=document.createTextNode(snippetText.substring(pos+3,pos2);
+		tmpNode.append(tmpNode2);
+		span.appendChild(tmpNode)
+		
+		snippetText=substring(pos2+4)
+		var pos=snippetText.indexOf("<b>");
+		var pos2=snippetText.indexOf("</b>");
+	}
+	if(snippetText != ""){
+		tmpNode = document.createTextNode(snippetText.substring(0, pos); //other text
+		span.appendChild(tmpNode);
+	}
 }