var jsonResults=null;
	$(document).ready(function(){  

	 	$.ajax({
          		url: "/getgreat-service?methodName=getCurricula",
	      		type: "GET",
	      		cache: true,
	      		success: function(json){	         	        	       
	         		jsonResults = eval('('+ json +')');	
		  		writeFreeLesson();   			  	         			    	         	                  
              
	      		}
	 	});	 	     
	});
	

	function writeFreeLesson()
	{ 
	 
	 	for(var i=0;i<jsonResults.curriculla.length;i++)
	 	{
		  
	    		var isCurActive = jsonResults.curriculla[i].isActive;	    	
	    		if((isCurActive))
	    		{
	    			curr_lesson_name = jsonResults.curriculla[i].name;
	    			for(var j=0;j<jsonResults.curriculla[i].courses.length;j++)
		       	{
	    		  	 		
		    			if(jsonResults.curriculla[i].courses[j].isFree)
			    	 	{
		    			  	var isCourseActive =  jsonResults.curriculla[i].courses[j].isActive;
			  	          	if((isCourseActive) || ((!isCourseActive) && (previewMode)))
			  	          	{  
			  	              	var courseId = jsonResults.curriculla[i].courses[j].id;	
				  	          	var courseName = jsonResults.curriculla[i].courses[j].name;
				  	          	var isFundamental = jsonResults.curriculla[i].courses[j].isFundamental;				  	          
				  	          	getLessons(courseId,curr_lesson_name,jsonResults.curriculla[i].imagePath,courseName,isFundamental);		  	                 		  	         
				  	          	break;	
				  	        	  	          
			  	          	}
		    		 	}
	    		  
		        	} 	    			    	
	    		}	    
	 	}
	  
	}