/**
* jQuery.zLayer.full v0.2 plugin
* Copyright (c) 2010 Devin R. Olsen
* Date: 12/10/2010
*
* Project Home: 
* http://www.devinrolsen.com/jquery-zlayers-plugin/
*/
 jQuery.fn.extend({   
	zlayer: function(options) {  
	var defaults = {  
	 canvas: document,
	 confine:'',
	 force:'push',
	 mass:10
	}    
		var options =   jQuery.extend(defaults, options);
		var o = options;   
		var obj =  jQuery(this);//OBJECT
		var m = o.mass; //MASS VALUE
		var c = o.confine; //CONFINED VALUE	
	
		return this.each(function() {  
			 jQuery(o.canvas).mousemove(function(e){
			var elm = obj.offset(); //OBJECT UNDER OFFSET	
				//LOCATE ORENTATION LOCATION
				var x = e.pageX - elm.left - obj.width() / 2;
				var y = e.pageY - elm.top - obj.height() / 2;
				obj.css({
					top:cal(y,'y'),
					left:cal(x,'x')
				});	
			});
		});  
		function cal(a,t){
		a = (o.force == 'pull')
		? //IF FORCE IS PULL
			(c == t)
			? a = 0 : a = a / m 
		://IF FORCE IS PUSH
			(c == t)
			? //IF AXIS IS CONFINED
			a = 0 : a = -a / m ;	
			return parseInt(a);			
		}		
	}  
});