deal with bad csr's. improve example. readme.

lib/term.js

@@ -822,9 +822,9 @@ Terminal.prototype.bindMouse = function() {
     // be sure to avoid sending
     // bad positions to the program
     if (x < 0) x = 0;
-    if (x >= self.cols) x = self.cols - 1;
+    if (x > self.cols) x = self.cols;
     if (y < 0) y = 0;
-    if (y >= self.rows) y = self.rows - 1;
+    if (y > self.rows) y = self.rows;
 
     // xterm sends raw bytes and
     // starts at 32 (SP) for each.
@@ -909,6 +909,9 @@ Terminal.prototype.destroy = function() {
   this._events = {};
   this.handler = function() {};
   this.write = function() {};
+  if (this.element.parentNode) {
+    this.element.parentNode.removeChild(this.element);
+  }
   //this.emit('close');
 };
 
@@ -950,9 +953,10 @@ Terminal.prototype.refresh = function(start, end) {
   width = this.cols;
   y = start;
 
-  // if (end > this.lines.length) {
-  //   end = this.lines.length;
-  // }
+  if (end >= this.lines.length) {
+    this.log('`end` is too large. Most likely a bad CSR.');
+    end = this.lines.length - 1;
+  }
 
   for (; y <= end; y++) {
     row = y + this.ydisp;
@@ -984,7 +988,7 @@ Terminal.prototype.refresh = function(start, end) {
         }
         if (data !== this.defAttr) {
           if (data === -1) {
-            out += '<span class="reverse-video">';
+            out += '<span class="reverse-video terminal-cursor">';
           } else {
             out += '<span style="';
 
@@ -996,7 +1000,7 @@ Terminal.prototype.refresh = function(start, end) {
               if (!Terminal.brokenBold) {
                 out += 'font-weight:bold;';
               }
-              // see: XTerm*boldColors
+              // See: XTerm*boldColors
               if (fgColor < 8) fgColor += 8;
             }