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+/* 
+ * jQuery.JSPclickNScroll v1.0
+ *
+ * Copyright (c) 2010 Joshua Faulkenberry
+ * Dual licensed under the MIT and GPL licenses.
+ * Joshua Faulkenberry
+ *
+ * $Date: 2010-10-25 18:55:27 -0700 (Mon, 25 Oct 2010) $
+ * $Revision: 5 $
+ */
+
+(function($){ 
+ 
+   jQuery.extend({
+      mouse: {
+         x: 0,
+         y: 0
+      },
+      JSPclickNScroll: {
+         mousedown:false,
+         emaX: 0,
+         emaY: 0
+      }  
+   });
+   
+   jQuery.fn.extend({
+      JSPclickNScroll: function(options) {
+         var ops = $.extend({
+            allowHiliting:false,
+            acceleration:.65,
+            deceleration:.85,
+            decelRate:64,
+            reverse:false,
+            rightMouse:false,
+            allowThrowing:true,
+            throwOnOut:true
+         }, options || {});
+         return this.each(function(){  
+            var $this = $(this).data("options", ops);                                  
+            if(!ops.allowHiliting) {
+              if (jQuery.browser.msie) {
+                 $this.get(0).onselectstart = function () { return false; };
+              } 
+              else {
+                  $this.get(0).onmousedown = function(e){e.preventDefault()}
+              }   
+            }
+            $this.mousedown(function(e) {
+               $.JSPclickNScroll.mousedown = $this;
+            }).mouseup(function(e) {                                   
+               if(ops.allowThrowing) sling($(this));  
+               $.JSPclickNScroll.mousedown = false;
+            }).mouseout(function(e) { 
+            	var from = e.relatedTarget || e.toElement;
+                if (!from || from.nodeName == "HTML") {
+	               if($.JSPclickNScroll.mousedown && ops.allowThrowing && ops.throwOnOut)  sling($(this));   
+	               $.JSPclickNScroll.mousedown = false;
+            	}
+            })  
+         });
+      }      
+   });
+   
+   function sling($this) {        
+      var ops    = $this.data("options"),    
+          changeX = ($.JSPclickNScroll.emaX)*ops.deceleration,   
+          changeY = ($.JSPclickNScroll.emaY)*ops.deceleration;                                           
+      if((changeX < .01 && changeX > -.01) || (changeY < .01 && changeY > -.01)) {return;}  
+      move($this, changeX, changeY);            
+      setTimeout(function() {
+         sling($this);
+      }, 1000/ops.decelRate);            
+   }
+   
+	function move($this, changeX, changeY) {                                                                        
+		if(($.JSPclickNScroll.emaX < 0 && changeX > 0) || ($.JSPclickNScroll.emaX > 0 && changeX < 0)) $.JSPclickNScroll.emaX = 0;
+		if(($.JSPclickNScroll.emaY < 0 && changeY > 0) || ($.JSPclickNScroll.emaY > 0 && changeY < 0)) $.JSPclickNScroll.emaY = 0;
+
+		var	ops    = $this.data("options"),                                                                       
+			  amntX = ops.acceleration * changeX + (1 - ops.acceleration) * $.JSPclickNScroll.emaX,
+			  amntY = ops.acceleration * changeY + (1 - ops.acceleration) * $.JSPclickNScroll.emaY,
+			  scrollRight = $this[0].scrollWidth ? $this[0].scrollWidth - $this[0].clientWidth : $this[0].body.scrollWidth - $this[0].body.clientWidth,
+			  scrollBottom = $this[0].scrollHeight ? $this[0].scrollHeight - $this[0].clientHeight : $this[0].body.scrollHeight - $this[0].body.clientHeight,
+				api = $this.data('jsp');
+
+		if(($this.scrollLeft() <= 0 && changeX <= 0) ||  ($this.scrollLeft() >= scrollRight && changeX >= 0)) {}  
+		// else $this.scrollLeft($this.scrollLeft() + (amntX));
+		api.scrollBy(amntX, 0);
+
+		if(($this.scrollTop() <= 0 && changeY <= 0) ||  ($this.scrollTop() >= scrollBottom && changeY >= 0)) {}  
+		// else $this.scrollTop($this.scrollTop() + (amntY));
+		api.scrollBy(0, amntY);
+
+		$.JSPclickNScroll.emaX = amntX;
+		$.JSPclickNScroll.emaY = amntY;
+	}
+   
+   $(document).mousemove(function(e) {                                     
+      if($.JSPclickNScroll.mousedown) {      
+         var $this  = $.JSPclickNScroll.mousedown,
+             ops    = $this.data("options");
+         if(ops.rightMouse && e.button != 2) return;
+         else if(!ops.rightMouse && e.button == 2) return;    
+         var changeX = e.pageX - $.mouse.x,   
+             changeY = e.pageY - $.mouse.y; 
+         if(!ops.reverse) {
+          changeX = 0-changeX;
+          changeY = 0-changeY;
+         }                                                                  
+         move($this, changeX, changeY);
+      }  
+      $.mouse = {
+         x: e.pageX,
+         y: e.pageY
+      };                          
+   }); 
+   
+})(jQuery);