Ensure globals are flagg in JShint and fix errors (Fixes #586). Fix i…

…e6 plugin error

Gruntfile.js

@@ -180,11 +180,17 @@ module.exports = function(grunt) {
 				boss: true,
 				eqnull: true,
 				browser: true,
-				undef: false,
+				undef: true,
 				expr: true,
 				globals: {
-					jQuery: true,
-					'$': true
+					jQuery: true, '$': true, QTip: true, TRUE: true, FALSE: true, NULL: true, X: true, Y: true,
+					WIDTH: true, HEIGHT: true, TOP: true, LEFT: true, BOTTOM: true, RIGHT: true, 
+					CENTER: true, FLIP: true, FLIPINVERT: true, SHIFT: true, QTIP: true,  PROTOTYPE: true, 
+					CORNER: true,  CHECKS: true, PLUGINS: true, NAMESPACE: true, ATTR_HAS: true, ATTR_ID: true, 
+					WIDGET: true, SELECTOR: true, INACTIVE_EVENTS: true, CLASS_FIXED: true, CLASS_DEFAULT: true, 
+					CLASS_FOCUS: true, CLASS_HOVER: true, CLASS_DISABLED: true, replaceSuffix: true, oldtitle: true, 
+					trackingBound: true, BROWSER: true, createWidgetClass: true, sanitizeOptions: true, cloneEvent: true
+
 				}
 			},
 			beforeconcat: [

src/ie6/ie6.js

@@ -71,7 +71,7 @@ $.extend(Ie6.prototype, {
 
 	// Max/min width simulator function
 	redraw: function() {
-		if(this.qtip.rendered < 1 || this.drawing) { return self; }
+		if(this.qtip.rendered < 1 || this.drawing) { return this; }
 
 		var tooltip = this.qtip.tooltip,
 			style = this.qtip.options.style,
@@ -100,7 +100,7 @@ $.extend(Ie6.prototype, {
 
 			// Parse into proper pixel values
 			perc = (max + min).indexOf('%') > -1 ? container.width() / 100 : 0;
-			max = ((max.indexOf('%') > -1 ? perc : 1) * parseInt(max, 10)) || width;
+		max = ((max.indexOf('%') > -1 ? perc : 1) * parseInt(max, 10)) || width;
 			min = ((min.indexOf('%') > -1 ? perc : 1) * parseInt(min, 10)) || 0;
 
 			// Determine new dimension size based on max/min/current values
@@ -113,7 +113,7 @@ $.extend(Ie6.prototype, {
 		// Set drawing flag
 		this.drawing = 0;
 
-		return self;
+		return this;
 	},
 
 	destroy: function() {

src/tips/tips.js

@@ -1,4 +1,4 @@
-var TIP,
+var TIP, createVML, 
 
 // .bind()/.on() namespace
 TIPNS = '.qtip-tip',
@@ -412,7 +412,7 @@ $.extend(Tip.prototype, {
 		// Opera bug #357 - Incorrect tip position
 		// https://github.com/Craga89/qTip2/issues/367
 		window.opera && setTimeout(function() {
-			elems.tip.css({
+			elements.tip.css({
 				display: 'inline-block',
 				visibility: 'visible'
 			});